has-caption
type: ObjectProperty
comment: To indicate the caption of an object.
range: Caption
sub property of: has-direct-part

has-direct-part
type: ObjectProperty
comment: To specify parts of an object.
sub property of: has-part
inverse of: is-direct-part-of

has-footnote
type: ObjectProperty
comment: To specify that an object has a particular footnote associated with it.
range: Footnote

has-heading
type: ObjectProperty
comment: To indicate the heading of an object.
range: Heading
sub property of: has-direct-part

has-order
type: ObjectProperty
comment: To indicate the order that objects are presented.
range: Order

has-structure
type: ObjectProperty
comment: To specify the underlying structure of an object.
range: Structure

has-summary
type: ObjectProperty
comment: To specify the summary of an object.
range: Summary

has-title
type: ObjectProperty
comment: To specify the title of an object.
domain: Node
range: Title
sub property of: has-direct-part

has-uri
type: ObjectProperty
comment: To indicate the specific URI of an object.
domain: Node
range: Uniform Resource Identifier

is-caption-of
type: ObjectProperty
comment: Inverse of has-caption property.
domain: Caption
inverse of: has-caption
sub property of: is-direct-part-of

is-direct-part-of
type: ObjectProperty
comment: Inverse of has-part property.
sub property of: is-part-of

is-footnote-for
type: ObjectProperty
comment: To indicate that a footnote is associated with a particular object.
domain: Footnote
inverse of: has-footnote

is-label-for
type: ObjectProperty
comment: Inverse of has-label property.
domain: Label
inverse of: has-label
sub property of: is-direct-part-of

is-postioned-at
type: ObjectProperty
comment: To indicate the logical position of an object.
range: Position

is-summary-of
type: ObjectProperty
comment: Inverse of has-summary property. It can be used to indicate which object does the summary object summarise.
domain: Summary
inverse of: has-summary

supports-movement
type: ObjectProperty
comment: To indicate the mobility coverage of an object.
range: Coverage

Abstract
type: Class
subclass of: Section
subclass of: Summary
comment: A sketchy summary of the main points of an argument or theory.

Advertisement
type: Class
subclass of: Atom
comment: Is usually a graphical, animated (dynamic) object that is used to advertise another page and provides link to that page.

Advertisement banner
type: Class
subclass of: Advertisement
subclass of: Banner
comment: A banner that is used to advertise another page (Node) or site (Collection). This concept is also a child of the Banner concept.

AidsExternalMemory
type: Class
subclass of: Object purpose
comment: Knowledge is the ability to recognise environmental and spatial information from sources of learnt knowledge either from external sources like maps and guides, or directly from mental recall. External memory is the provision of these external sources of learnt knowledge (e.g., maps, guides) and so the purpose of the object is to support such external memory.

AidsNavigation
type: Class
subclass of: Object purpose
comment: The purpose of the object is to help user answer the question “where can I go?�?

AidsOrientation
type: Class
subclass of: Object purpose
comment: The purpose of the object is to help user answer the question “where am I?�?.

Alphabetical order
type: Class
subclass of: Order
comment: Components are arranged in an alphabetical order.

AssociativeConnection
type: Class
subclass of: Connection
comment: Connecting (linking) objects based on the similarity of their context. Instantiation of a semantic relationship between information elements or can be defined as creating links based on meaning and cross referencing of objects.

Associative link
type: Class
subclass of: Hypertext link
comment: Is used to maintain semantic relationship between the linked elements. A good example is a link that is used for cross-referencing.

Atom
type: Class
subclass of: Authoring concept
disjoint with: Chunk
disjoint with: Collection
disjoint with: Node
comment: This concept represents a coherent object that cannot be logically decomposed.

Attribute breadcrumbtrail
type: Class
subclass of: Navigational breadcrumbtrail
subclass of: OrderedList
subclass of: Restriction
  on property: has-order
  some values from: Hierarchical order
comment: Some sites use breadcrumbs like navigational features as metainformation to describe components of the site. Links are provided in a breadcrumb manner instead of a flat list of keywords.

Authoring concept
type: Class
subclass of: Object
comment: Authoring Semantics: Encapsulate information about how the components of a Web page are structured and organised to form the overall structure. AuthoringConcept subsumes the concepts in this part of the ontology.

Banner
type: Class
subclass of: Boundary
subclass of: Special graphic
comment: Usually has a variety of rectangular or square shapes and is meant to catch the immediate attention of the visitor. It can include text, graphic and animation.

Bookmark
type: Class
subclass of: NavigationalList
comment: Allows users to mark a page or a specific place in a page for later retrieval.

Bottom
type: Class
subclass of: Position
disjoint with: Top
comment: Bottom of a Node (e.g., page).

Boundary
type: Class
subclass of: Separator
comment: Indicates the limit or extend of other objects. It usually determines the limits of an area and indicates a border or limit.

BreadcrumbTrail
type: Class
subclass of: List
comment: Representation of where and how information is located within a Web site. It allows a user to link to major categories of information along a continuum of sequential order.

Browsing
type: Class
subclass of: Traveller purpose
comment: Is an activity that a traveller can engage in while travelling a journey or can be defined as movement through an information space. It is the task of looking to see what is available in the world.

Caption
type: Class
subclass of: Atom
comment: A title, short explanation or description accompanying an illustration for example a table or a figure.

Casual browsing
type: Class
subclass of: Browsing
comment: The user has no specific goal and is not focused. The activity is purely random, unstructured and unsystematic.

Chunk
type: Class
subclass of: Authoring concept
subclass of: Class
  intersection of: Restriction
    on property: has-direct-part
    some values from: Class
      union of: Atom
      union of: Chunk
  intersection of: Restriction
    on property: has-direct-part
    all values from: Class
      union of: Atom
      union of: Chunk
disjoint with: Collection
disjoint with: Node
comment: Several objects grouped together to form a coherent unit.

Citation
type: Class
subclass of: Note
comment: A reference or quotation; a short note recognised a source of information or of a quoted passage.

CollectionWide
type: Class
subclass of: Coverage
comment: Covers mobility WITHIN a Collection (e.g., site).

CommaSeparator
type: Class
subclass of: SymbolSeparator
comment: Represents the punctuation mark ‘,’ that is used to separate elements.

Connection
type: Class
comment: The context of the connections (links) between objects (Collection, Node, Chunk or Atom).

Copyright
type: Class
subclass of: Footnote
comment: Is copyright note that is usually located at the bottom of a Web page and includes a opyrightsymbol.

Coverage
type: Class
comment: The range over which mobility concepts are applied or to extend to which something is covered.

DashSeparator
type: Class
subclass of: SymbolSeparator
comment: Represents the punctuation mark ‘-’.

Data table
type: Class
subclass of: Table
comment: A table used to organise data rather than layout of a page.

DefinitionList
type: Class
subclass of: List
comment: Is used to present the definitions of a list of items (e.g., HTML DL element) NavigationalList

Directory
type: Class
subclass of: NavigationalList
subclass of: OrderedList
subclass of: Restriction
  on property: has-order
  some values from: Hierarchical order
comment: Supports organisation of links in a hierarchical structure. Since it has a specific order, it is also a child of OrderedList.

Frequently asked questions
type: Class
subclass of: NavigationalList
comment: Is a list of questions that are frequently asked about a specific topic along with their answers.

Favourites
type: Class
subclass of: Bookmark
comment: Is a list of links bookmarked on personal pages for later retrieval. Typically users bookmark pages for their future journeys and as a reference for others.

Figure
type: Class
subclass of: Chunk
subclass of: Restriction
  on property: has-caption
  all values from: Figure caption
comment: A diagram or picture illustrating textual material.

Figure caption
type: Class
subclass of: Caption
subclass of: Restriction
  on property: is-caption-of
  all values from: Figure
comment: A caption particularly used to describe or identify a figure.

Footer
type: Class
subclass of: Chunk
subclass of: Restriction
  on property: is-postioned-at
  all values from: Bottom
subclass of: Restriction
  on property: has-direct-part
  some values from: Class
    union of: Copyright
    union of: Footnote
    union of: Hypertext link
    union of: Link menu
    union of: Logo
disjoint with: Header
comment: Is typically positioned at the bottom of a page and includes information about the designer or the company, copyright information and a list of links.

Footnote
type: Class
subclass of: Note
disjoint with: Heading
comment: In printed documents, it is a note placed below the main body of the text on a page or can be defined as a note to explain, comment on or provide references for an information in a document.

Header
type: Class
subclass of: Chunk
subclass of: Restriction
  on property: has-direct-part
  some values from: Class
    union of: Link menu
    union of: Logo
    union of: Search engine
    union of: Skip link
    union of: Title banner
subclass of: Restriction
  on property: is-postioned-at
  all values from: Top
comment: Is typically printed at the top of a page and includes, for example, a company logo, the title of the page, list of links and sometimes a search engine.

Heading
type: Class
subclass of: Atom
comment: Indicates what the passage below is about (e.g., HTML heading element (H1-H6)).

Headline
type: Class
subclass of: Heading
comment: Is a widely known concept in newspapers; it is usually set in large type to indicate an important or sensational piece of news. In the context of Web pages, it is the highlighted heading which can be the latest updated or the most important heading in the page.

Hierarchical order
type: Class
subclass of: Order
comment: Components are arranged in a hierarchical order.

Hierarchy
type: Class
subclass of: Structure
comment: Each chunk of information (Collection, Node, Chunk or Atom) is connected such that superior nodes are connected to interior nodes (provided connections tend to show parent-child relationship).

History list
type: Class
subclass of: NavigationalList
subclass of: OrderedList
subclass of: Restriction
  on property: has-order
  some values from: Temporal order
comment: Provides links to the pages that the user has visited before. It usually presents the links in a particular time order therefore it is also a child of the OrderedList.

Icon
type: Class
subclass of: Special graphic
comment: A graphic symbol (usually a simple picture) that denotes a concept in a graphical system.

Index
type: Class
subclass of: NavigationalList
subclass of: OrderedList
subclass of: Restriction
  on property: has-order
  some values from: Alphabetical order
comment: Provides links to pages in an alphabetical order based on keys (or keywords), each of which identifies a page. This concept has only one child which is SiteIndex.

Inter
type: Class
subclass of: Coverage
comment: Covers mobility BETWEEN Nodes (e.g., pages).

Intra
type: Class
subclass of: Coverage
comment: Covers mobility WITHIN a Node (e.g., page).

Label
type: Class
subclass of: Atom
comment: An identifying marker attached to an object. It is usually used with form elements.

Layout table
type: Class
subclass of: Table
comment: A table used to organise layout of a page.

Linear
type: Class
subclass of: Structure
comment: Each chunk of information (Collection, Node, Chunk or Atom) is connected in a linear structure such that it can be followed in a stepwise manner (like a guided tour).

Hypertext link
type: Class
subclass of: Atom
subclass of: Restriction
  on property: supports-movement
  some values from: Coverage
comment: Is used to provide a link to objects (Atom,Chunk or Node) and has a URI definition normally used in conjunction with HTML anchor (A) element.

Link menu
type: Class
subclass of: NavigationalList
comment: A list of links that are meant to represent a menu. This concept has one child: DropDownLinkMenu which is meant to represent a menu where options appear below the item when the user clicks on them.

List
type: Class
subclass of: Chunk
comment: Contains an array of items.

Location breadcrumbtrail
type: Class
subclass of: Navigational breadcrumbtrail
subclass of: OrderedList
subclass of: Restriction
  on property: has-order
  some values from: Hierarchical order
comment: Conveys the position of the current page within the site hierarchy. A page has the same breadcrumb trail, no matter how users get there.

Logo
type: Class
subclass of: Special graphic
comment: A graphic symbol (usually a simple picture) that denotes a concept in a graphical system.

Matrix
type: Class
subclass of: Structure
comment: Each chunk of information (Collection, Node, Chunk or Atom) is connected to all its neighbours in a matrix structure.

MobilityConcept
type: Class
subclass of: Object
comment: Mobility Semantics: Encapsulate the knowledge about the travel objects from real world mobility studies. This part of the ontology focuses on how the objects are used in a typical journey. Objects can have a journey role which depends on the context of the travel task and can also have one or more environmental roles depending on the underlying environment. MobilityConcept subsumes the concepts in this part of the ontology.

Monitoring
type: Class
subclass of: Traveller purpose
comment: This activity focuses on attributes of interest to the information seeker. For example, while reading a text related to a specific topic, a monitoring strategy �?listens�? for concepts related to another topic of interest.

Nota bene
type: Class
subclass of: Note
comment: Nota bene. It is usually used to direct attention to something particularly important.

Navigational breadcrumbtrail
type: Class
subclass of: BreadcrumbTrail
subclass of: NavigationalList
comment: Provides information about the location of a page with respect to the overall structure of a site. The main difference between this and the BreadcrumbTrail concept is that the latter does not include links.

NavigationalList
type: Class
subclass of: List
subclass of: Restriction
  on property: has-part
  some values from: Hypertext link
comment: A list of links (items have to provide navigation support). Links do not need to be presented in a specific order.

Network
type: Class
subclass of: Structure
comment: Each chunk of information (Collection, Node, Chunk or Atom) is connected to other chunks based on their associative context (like graph) and does not maintain a rigid structure.

Note
type: Class
subclass of: Atom
comment: A comment that is usually added as supporting information to the main content of the document- additional information.

Numerical order
type: Class
subclass of: Order
comment: Components are arranged in a numerical order.

Object purpose
type: Class
subclass of: Purpose
comment: Shows the intention of an object in an environment rather than the purpose of a traveller (reader).

Observing
type: Class
subclass of: Traveller purpose
comment: This activity can be used when the information seeker assumes that he(she) is in a promising neighbourhood and react the stimuli from the neighbourhood. For example, advertisements in newspapers and magazines and proactive titles of books on shelves attract the browser’s attention as he(she) applies observational tactics. Observations may lead to interesting discoveries but yield initiation control to the environment.

Opportunistic browsing
type: Class
subclass of: Browsing
comment: The user has a less definite target. The activity iis less systematic and more predictive.

Order
type: Class
comment: These concepts can be used to indicate the order of organisation of the components of an object.

OrderedList
type: Class
equivalent class: Class
  intersection of: List
  intersection of: Restriction
    on property: has-order
    some values from: Order
comment: Is a list of items in a specific order (e.g., HTML OL tag).

Postscript
type: Class
subclass of: Note
comment: Postscript. A note appended to a letter after a signature.

Page summary
type: Class
subclass of: Summary
comment: A chunk that provides a summary of the page.

Path breadcrumbtrail
type: Class
subclass of: History list
subclass of: Navigational breadcrumbtrail
subclass of: Restriction
  on property: has-order
  some values from: Temporal order
comment: Shows the path the user has taken within the site to get to the current page. A page can have different breadcrumbs based on how users get there.

Position
type: Class
comment: These concepts can be used to show the position of the objects within a page. The aim of this concept is not to provide the actual physical position but to make the implicit logical position information explicit.

Purpose
type: Class
comment: Contextual Semantics: A Web journey can take place in different contexts and concepts in this group provide contextual knowledge about a journey such as the purpose of the journey being undertaken, etc. Purpose subsumes the concepts in this part of the ontology.

Querying
type: Class
subclass of: Traveller purpose
comment: This task can be defined as simple as using a search engine to submit a description of the object being sought and receiving relevant content of information.

Referential chunk
type: Class
subclass of: Chunk
subclass of: Restriction
  on property: supports-movement
  some values from: Inter
subclass of: Restriction
  on property: has-direct-part
  some values from: Referential link
comment: Is typically used to provide a summary of a page and a link to that page. It provides referential information [LH98]. It typically contains a heading, a small paragraph of text and a small image that is used to illustrate the content. It is used to introduce the target page and provide link so that the user can follow in order to get further information.

ReferentialConnection
type: Class
subclass of: Connection
comment: Connecting (linking) objects based on an elaboration of the information or can be defined as providing a link between an item of information and an elaboration or explanation of that information. The item at one end of a referential link exists because of the existence of the other item (e.g., a link from a word to its definition).

Referential link
type: Class
subclass of: Hypertext link
comment: Provides a link between an item of information and an elaboration or explanation of that information.

Running footer
type: Class
subclass of: Footer
comment: A footer that is positioned at the bottom of every page in a site or on a group of pages in a site.

Running header
type: Class
subclass of: Header
comment: A header that is positioned at the top of every page of a site or on a group of pages in a site.

Scanning
type: Class
subclass of: Traveller purpose
comment: This is an activity that compares sets of well-defined objects with an object that is clearly represented in the information seeker’s mind.

Search engine
type: Class
subclass of: Chunk
comment: Consists of an edit box, a button and is usually identified by a Label. It could be used to search the site or the Web.

Searching
type: Class
subclass of: Traveller purpose
comment: This activity is the task of looking for a known target.

Section
type: Class
subclass of: Chunk
comment: A self-contained part of a page.

Section heading
type: Class
subclass of: Heading
subclass of: Restriction
  on property: is-heading-for
  all values from: Section
comment: Is a heading that is used to identify a particular section.

Separator
type: Class
subclass of: Atom
comment: Is usually used to separate one object from the others. It can also be considered as a delimiter.

Shopping cart
type: Class
subclass of: Bookmark
comment: Is synonymous to a shopping basket. It is usually used to bookmark a set of pages or items on a shopping site so that they can be used in the payment process.

Side
type: Class
subclass of: Position
disjoint with: Top
comment: The object is positioned either at the right or left of the page, but that is not really important, the important thing is the notion of being on the side.

Sidebar
type: Class
subclass of: Chunk
comment: Is similar to frames and typically used to provide navigational features. It can also be referred to as a navigation bar and usually positioned either on the left or right side of the page.

Site index
type: Class
subclass of: Index
subclass of: Restriction
  on property: is-about
  cardinality: 1
subclass of: Restriction
  on property: supports-movement
  some values from: CollectionWide
subclass of: Restriction
  on property: supports-movement
  some values from: Class
    intersection of: CollectionWide
    intersection of: Inter
comment: Provides an alphabetical list of links to pages within a site.

Site map
type: Class
subclass of: Directory
subclass of: Restriction
  on property: supports-movement
  some values from: Class
    intersection of: CollectionWide
    intersection of: Inter
subclass of: Restriction
  on property: has-order
  some values from: Hierarchical order
subclass of: Restriction
  on property: supports-movement
  some values from: CollectionWide
subclass of: Restriction
  on property: is-about
  cardinality: 1
comment: Provides a well structured view of pages in a site. It usually shows the categories of links, ordered in a specific sequence used to show the structure and overview of the site.

Site summary
type: Class
subclass of: Summary
subclass of: Restriction
  on property: supports-movement
  some values from: CollectionWide
comment: A chunk that provides a summary of a site.

Skip link
type: Class
subclass of: Hypertext link
subclass of: Restriction
  on property: supports-movement
  all values from: Intra
comment: A link that enables users, in particular visually impaired users, to avoid certain areas that are considered as obstacles or not of interest. For example, a skip link is usually provided to skip a header or sidebar. Since it provides movement within the page, it is also a child of the Intra concept.

Space
type: Class
subclass of: Separator
comment: This concept represents a white space that is usually used to separate items of a list or paragraphs.

Spatial order
type: Class
subclass of: Order
comment: The physical ordering of the components is meant to represent the logical ordering of the components.

Special graphic
type: Class
subclass of: Atom
comment: Images with a special purpose conveying additional meaning.

StructuralConnection
type: Class
subclass of: Connection
comment: Connecting (linking) objects based on the maintenance of the structure of the docuverse or can be defined as providing a form for the information space which allows users to develop an understanding of its scale and their location within the space. This kind of connection does not imply any semantic relationships between linked information.

Structural link
type: Class
subclass of: Hypertext link
comment: Is used to maintain the structure of the document, but it does not provide any semantic relationship between the linked information.

Structure
type: Class
comment: These concepts are concerned with maintaining the structure of the docuverse either as a Collection, Node, Chunk or Atom of information. For example, the structures defined below (e.g., linear) can be used either to represent the complete structure of a site (Node structure in a Collection) or they could be an internal structure of a page (Chunk or Atom structure in a page).

Summary
type: Class
subclass of: Chunk
subclass of: Restriction
  on property: is-summary-of
  some values from: Class
    union of: Chunk
    union of: Collection
    union of: Node
comment: A brief statement that represents the main points in a concise form.

SymbolSeparator
type: Class
subclass of: Separator
comment: An arbitrary sign that has acquired a conventional significance. On Web pages, a set of special characters are used for specific purposes. For example, ‘vertical bar’ is usually used to separate a link from others in a link menu.

Systematic browsing
type: Class
subclass of: Browsing
comment: The user has a specific goal or target. The activity is focused, structured and systematic

Table
type: Class
subclass of: Chunk
subclass of: Restriction
  on property: has-caption
  all values from: Table caption
comment: Is a tabular array. A set of data arranged in rows and columns.

Table caption
type: Class
subclass of: Caption
subclass of: Restriction
  on property: is-caption-of
  all values from: Table
comment: A caption particularly used to describe or identify a table.

TableOfContent
type: Class
subclass of: NavigationalList
subclass of: OrderedList
subclass of: Restriction
  on property: has-direct-part
  some values from: Hypertext link
subclass of: Restriction
  on property: has-order
  some values from: Hierarchical order
subclass of: Restriction
  on property: has-order
  some values from: Spatial order
comment: Outlines the content of a site or a page in a structured manner.

Temporal order
type: Class
subclass of: Order
comment: Components are ordered in a time based manner, the sequence of the items is important because of happening in a specific order in a time span.

Title
type: Class
subclass of: Atom
comment: An identifying name given to a Node (e.g., a Web page).

Title banner
type: Class
subclass of: Banner
subclass of: Title
comment: Is usually at the top and presents the title of the page. It usually runs across the full page and provides a kind of boundary at the top. This concept is also a child of the Banner concept.

Link to text only page
type: Class
subclass of: Hypertext link
subclass of: Restriction
  on property: supports-movement
  all values from: Inter
comment: A link that allows users to move to the text only version of that page. Since it provides a link to another page, it is a child of Inter concept as well.

Toolbar
type: Class
subclass of: NavigationalList
comment: A list of actions (or verbs) represented by icons.

Top
type: Class
subclass of: Position
comment: Top of a Node (e.g., page)

Traveller purpose
type: Class
subclass of: Purpose
comment: Shows the purpose or intention of the traveller.

Triangle left symbol
type: Class
subclass of: SymbolSeparator
comment: Represents the triangle symbol pointing left.

Triangle right
type: Class
subclass of: SymbolSeparator
comment: Represents the triangle symbol pointing right.

Uniform Resource Identifier
type: Class
subclass of: Chunk
comment: A Web page is identified by a URI. This concept is meant to represent the Uniform Resource Locator (URI) which is the main address of the page.

UnorderedList
type: Class
subclass of: List
comment: Is a collection of related items that have no special sequence or order (e.g., HTML UL tag).

Vertical bar
type: Class
subclass of: SymbolSeparator
comment: Represents the “vertical bar�? character.

Web directory
type: Class
subclass of: Directory
subclass of: Restriction
  on property: supports-movement
  some values from: CollectionWide
comment: Provides links to different web sites in a well structured way (e.g., Google directory page).