Simplified Upper Level Ontology

Metadata

IRI: https://w3id.org/sulo/
Title: Simplified Upper Level Ontology
Publisher: ns1:0000-0003-4727-9435
Creator: ns1:0000-0003-4727-9435
Contributor: ns1:0000-0001-7222-3287
Created: 2024-11-11
Modified: 2025-08-01
Issued: 2025-07-11
License: ns2:1.0
Version Iri: sulo:sulo-0.2.3.ttl
Version Info: 0.2.3
Preferred Namespace Prefix: sulo
Preferred Namespace Uri: sulo:
Description: The Simplified Upper Level Ontology (SULO) is ontology with a minimal set of classes and relations to guide the development of a personal health knowledge graph.

Classes

end time ^c

IRI	`https://w3id.org/sulo/EndTime`
Description	an end time is a time instant at the end of a process/time interval.
Sub Class Of	sulo:TimeInstant ^c

capability ^c

IRI	`https://w3id.org/sulo/Capability`
Description	A capability is a feature that describes what an entity is able to do, under some set of circumstances.
Example	the capability to fly, the capabilty to reduce the activation energy of a chemical reaction, the capability to reason
Sub Class Of	sulo:Feature ^c

collection ^c

IRI	`https://w3id.org/sulo/Collection`
Description	A collection is an information object for which there may be zero or more items.
Example	a stamp collection, a murder of crows, the arm of a clinical trial
Sub Class Of	sulo:InformationObject ^c
In Domain Of	sulo:hasMember ^op
In Range Of	sulo:isItemIn ^op
Restriction	sulo:hasMember ^op only

quality ^c

IRI	`https://w3id.org/sulo/Quality`
Description	A quality is a feature that is intrinsically associated with its bearer (or its parts). the color of an apple, the smoothness of skin, the brightness of a star, the speed of an event
Sub Class Of	sulo:Feature ^c

role ^c

IRI	`https://w3id.org/sulo/Role`
Description	A role is a feature that describes a context-dependent behaviour.
Example	a teacher, a student, a catalyst, a substrate, a product, a patient
Sub Class Of	sulo:Feature ^c

spatial object ^c

IRI	`https://w3id.org/sulo/SpatialObject`
Description	A spatial object is an object that occupies space
Example	a mountain, a planet, a photon, the lining of the stomach, the cavity of the stomach, the space between mars and earth
Sub Class Of	sulo:Object ^c
Restriction	sulo:hasPart ^op only

start time ^c

IRI	`https://w3id.org/sulo/StartTime`
Description	a start time is a time instant at the beginning of a process/time interval.
Sub Class Of	sulo:TimeInstant ^c

time interval ^c

IRI	`https://w3id.org/sulo/TimeInterval`
Description	A time interval is a quantity for a continuous and bounded extent of time, characterized by a start time and an end time.
Sub Class Of	sulo:Time ^c
Restriction	sulo:hasDirectPart ^op some sulo:hasPart ^op some sulo:hasPart ^op some sulo:hasValue ^dp only sulo:hasDirectPart ^op some

duration ^c

IRI	`https://w3id.org/sulo/Duration`
Description	Duration is a temporal quantity that represents the extent or (non-negative) amount of time that elapses between two temporal points, typically the start and end of a time interval.
Sub Class Of	sulo:Time ^c
Restriction	sulo:hasValue ^dp some

quantity ^c

IRI	`https://w3id.org/sulo/Quantity`
Description	A quantity is an informational object that contains the magnitude (and unit) of an attribute.
Sub Class Of	sulo:InformationObject ^c
Restriction	sulo:hasPart ^op some
Super Class Of	sulo:Unit ^c sulo:Time ^c

unit ^c

IRI	`https://w3id.org/sulo/Unit`
Description	a unit is a standardized quantity that is used as a reference for a particular quantity.
Sub Class Of	sulo:Quantity ^c

time instant ^c

IRI	`https://w3id.org/sulo/TimeInstant`
Description	time instant is a quantity of time a particular moment in time.
Sub Class Of	sulo:Time ^c
Restriction	sulo:hasValue ^dp only
Super Class Of	sulo:EndTime ^c sulo:StartTime ^c

time ^c

IRI	`https://w3id.org/sulo/Time`
Description	time is a quantity pertaining to the duration of some interval of time or a particular instant of time (against some frame of reference).
Sub Class Of	sulo:Quantity ^c
In Domain Of	sulo:isTimeOf ^op
In Range Of	sulo:atTime ^op
Super Class Of	sulo:TimeInterval ^c sulo:Duration ^c sulo:TimeInstant ^c

feature ^c

IRI	`https://w3id.org/sulo/Feature`
Description	A feature is any characteristic that stems from the intrisinc structure and/or context
Example	the capability to fly, a collection of cards, a measured height of 170cm.
Sub Class Of	sulo:Object ^c
In Domain Of	sulo:isFeatureOf ^op
In Range Of	sulo:hasFeature ^op
Restriction	sulo:isFeatureOf ^op some sulo:hasPart ^op only
Super Class Of	sulo:Capability ^c sulo:Quality ^c sulo:Role ^c sulo:InformationObject ^c

information object ^c

IRI	`https://w3id.org/sulo/InformationObject`
Description	an information object is a feature that represents, is about, or encodes some information.
Sub Class Of	sulo:Feature ^c
In Domain Of	sulo:refersTo ^op sulo:hasValue ^dp
In Range Of	sulo:isReferredIn ^op
Restriction	sulo:hasPart ^op only sulo:hasValue ^dp only
Super Class Of	sulo:Collection ^c sulo:Quantity ^c

object ^c

IRI	`https://w3id.org/sulo/Object`
Description	An object is an entity that maintains its identity through time, and does not have processes as its parts.
Example	a heart, the function to pump blood, the role of a doctor
Sub Class Of
In Domain Of	sulo:isParticipantIn ^op
In Range Of	sulo:hasParticipant ^op
Restriction	sulo:hasPart ^op only
Super Class Of	sulo:SpatialObject ^c sulo:Feature ^c

process ^c

IRI	`https://w3id.org/sulo/Process`
Description	a process is a entity that unfolds in time, has temporal parts, and has objects that participate in the process.
Example	the process of diagnosing a problem condition, the process of walking down the street, the process of teaching a class
In Domain Of	sulo:isPrecededBy ^op sulo:hasParticipant ^op sulo:precedes ^op
In Range Of	sulo:isPrecededBy ^op sulo:isParticipantIn ^op sulo:precedes ^op
Restriction	sulo:hasPart ^op only

Object Properties

at time ^op

IRI	`https://w3id.org/sulo/atTime`
Description	a relation between any thing and the time in which it occurs at.
Domain	owl:Thing
Range	sulo:Time ^c

is preceded by ^op

IRI	`https://w3id.org/sulo/isPrecededBy`
Description	A relation in which one process occurs after to another process.
Domain	sulo:Process ^c
Range	sulo:Process ^c

is referred to in ^op

IRI	`https://w3id.org/sulo/isReferredIn`
Description	is referred to in is relation between an object that is the subject of an information object.
Domain	owl:Thing
Range	sulo:InformationObject ^c

has feature ^op

IRI	`https://w3id.org/sulo/hasFeature`
Description	has feature is a relation between a thing and an internal, contextual, or externally attributed characteristic.
Domain	sulo:Object ^c or sulo:Process ^c
Range	sulo:Feature ^c

has item ^op

IRI	`https://w3id.org/sulo/hasMember`
Description	has item is a relation between a collection and an item contained therein.
Domain	sulo:Collection ^c
Range	owl:Thing

has participant ^op

IRI	`https://w3id.org/sulo/hasParticipant`
Description	has participant is a relation that describes the participation of a (non-process) thing in a process.
Domain	sulo:Process ^c
Range	sulo:Object ^c

is direct part of ^op

IRI	`https://w3id.org/sulo/isDirectPartOf`
Description	is direct part is a non-transitive parthood relation that can be used to specify cardinality constraints between a part and its whole.
Sub Property Of	sulo:isPartOf ^op

is item in ^op

IRI	`https://w3id.org/sulo/isItemIn`
Description	has item is a relation between an item and the collection in which it contained.
Sub Property Of	owl:topObjectProperty
Domain	owl:Thing
Range	sulo:Collection ^c

is in ^op

IRI	`https://w3id.org/sulo/isLocatedIn`
Description	A binary relation where the object entity includes the subject entity within its spatial, temporal, structural, or conceptual extent.
Sub Property Of	owl:topObjectProperty
Super Property Of	sulo:isPartOf ^op

is participant in ^op

IRI	`https://w3id.org/sulo/isParticipantIn`
Description	is participant in is a relation to relate an object and the process in which it participates.
Domain	sulo:Object ^c
Range	sulo:Process ^c

is time of ^op

IRI	`https://w3id.org/sulo/isTimeOf`
Description	a relation between a time and an object that occurs within it.
Domain	sulo:Time ^c
Range	owl:Thing

precedes ^op

IRI	`https://w3id.org/sulo/precedes`
Description	A relation in which one process occurs prior to another process.
Domain	sulo:Process ^c
Range	sulo:Process ^c

refers to ^op

IRI	`https://w3id.org/sulo/refersTo`
Description	refers to is a binary relation between an information object and any other object that it mentions, describes, represents, encodes, or otherwise provides information about.
Domain	sulo:InformationObject ^c
Range	owl:Thing

has direct part ^op

IRI	`https://w3id.org/sulo/hasDirectPart`
Description	has direct part is a non-transitive parthood relation that can be used to specify cardinality constraints between a whole and its parts.
Sub Property Of	sulo:hasPart ^op

is feature of ^op

IRI	`https://w3id.org/sulo/isFeatureOf`
Description	is feature of is a relation between an internal, contextual, or externally attributed characteristic and some Thing.
Domain	sulo:Feature ^c
Range	sulo:Process ^c or sulo:Object ^c

contains ^op

IRI	`https://w3id.org/sulo/isLocationOf`
Description	A binary relation where the subject entity includes the object entity within its spatial, temporal, structural, or conceptual extent.
Super Property Of	sulo:hasPart ^op

is part of ^op

IRI	`https://w3id.org/sulo/isPartOf`
Description	is part of is a transitive, reflexive and antisymmetric relation between a part and itself or a part and a whole.
Sub Property Of	sulo:isLocatedIn ^op
Super Property Of	sulo:isDirectPartOf ^op

has part ^op

IRI	`https://w3id.org/sulo/hasPart`
Description	has part is a transitive, reflexive and antisymmetric relation between a whole and itself or a whole and its part.
Sub Property Of	sulo:isLocationOf ^op
Super Property Of	sulo:hasDirectPart ^op

sulo:Object ^c sulo:Process ^c sulo:Object ^c sulo:Process ^c

Datatype Properties

has value ^dp

IRI	`https://w3id.org/sulo/hasValue`
Description	has value is the (only) data type attribute to store the values of information objects.
Domain	sulo:InformationObject ^c

Annotation Properties

creator ^ap

IRI	`http://purl.org/dc/elements/1.1/creator`

alternative ^ap

IRI	`http://purl.org/dc/terms/alternative`

contributor ^ap

IRI	`http://purl.org/dc/terms/contributor`

created ^ap

IRI	`http://purl.org/dc/terms/created`

issued ^ap

IRI	`http://purl.org/dc/terms/issued`

language ^ap

IRI	`http://purl.org/dc/terms/language`

license ^ap

IRI	`http://purl.org/dc/terms/license`

modified ^ap

IRI	`http://purl.org/dc/terms/modified`

publisher ^ap

IRI	`http://purl.org/dc/terms/publisher`

title ^ap

IRI	`http://purl.org/dc/terms/title`

authored by ^ap

IRI	`http://purl.org/pav/authoredBy`

preferred namespace prefix ^ap

IRI	`http://purl.org/vocab/vann/preferredNamespacePrefix`

preferred namespace uri ^ap

IRI	`http://purl.org/vocab/vann/preferredNamespaceUri`

example ^ap

IRI	`http://www.w3.org/2004/02/skos/core#example`

access url ^ap

IRI	`http://www.w3.org/ns/dcat#accessURL`

homepage ^ap

IRI	`http://xmlns.com/foaf/0.1/homepage`

funding ^ap

IRI	`https://schema.org/funding`

definition property ^ap

IRI	`https://w3id.org/mod#definitionProperty`

has representation language ^ap

IRI	`https://w3id.org/mod#hasRepresentationLanguage`

has syntax ^ap

IRI	`https://w3id.org/mod#hasSyntax`

pref label property ^ap

IRI	`https://w3id.org/mod#prefLabelProperty`

Functional Properties

has value ^fp

IRI	`https://w3id.org/sulo/hasValue`
Description	has value is the (only) data type attribute to store the values of information objects.
Domain	sulo:InformationObject ^c

Namespaces

dc: http://purl.org/dc/elements/1.1/
dcat: http://www.w3.org/ns/dcat#
dcterms: http://purl.org/dc/terms/
foaf: http://xmlns.com/foaf/0.1/
mod: https://w3id.org/mod#
ns1: https://orcid.org/
ns2: https://creativecommons.org/publicdomain/zero/
omv: http://omv.ontoware.org/2005/05/ontology#
owl: http://www.w3.org/2002/07/owl#
pav: http://purl.org/pav/
prov: http://www.w3.org/ns/prov#
rdf: http://www.w3.org/1999/02/22-rdf-syntax-ns#
rdfs: http://www.w3.org/2000/01/rdf-schema#
schema: https://schema.org/
skos: http://www.w3.org/2004/02/skos/core#
sulo: https://w3id.org/sulo/
vann: http://purl.org/vocab/vann/
xsd: http://www.w3.org/2001/XMLSchema#

Legend

^c	Classes
^op	Object Properties
^dp	Datatype Properties
^ap	Annotation Properties
^fp	Functional Properties

Simplified Upper Level Ontology

Metadata

Classes

end time c

capability c

collection c

quality c

role c

spatial object c

start time c

time interval c

duration c

quantity c

unit c

time instant c

time c

feature c

information object c

object c

process c

Object Properties

at time op

is preceded by op

is referred to in op

has feature op

has item op

has participant op

is direct part of op

is item in op

is in op

is participant in op

is time of op

precedes op

refers to op

has direct part op

is feature of op

contains op

is part of op

has part op

Datatype Properties

has value dp

Annotation Properties

creator ap

alternative ap

contributor ap

created ap

issued ap

language ap

license ap

modified ap

publisher ap

title ap

authored by ap

preferred namespace prefix ap

preferred namespace uri ap

example ap

access url ap

homepage ap

funding ap

definition property ap

has representation language ap

has syntax ap

pref label property ap

Functional Properties

has value fp

Namespaces

Legend

Table of Contents

end time ^c

capability ^c

collection ^c

quality ^c

role ^c

spatial object ^c

start time ^c

time interval ^c

duration ^c

quantity ^c

unit ^c

time instant ^c

time ^c

feature ^c

information object ^c

object ^c

process ^c

at time ^op

is preceded by ^op

is referred to in ^op

has feature ^op

has item ^op

has participant ^op

is direct part of ^op

is item in ^op

is in ^op

is participant in ^op

is time of ^op

precedes ^op

refers to ^op

has direct part ^op

is feature of ^op

contains ^op

is part of ^op

has part ^op

has value ^dp

creator ^ap

alternative ^ap

contributor ^ap

created ^ap

issued ^ap

language ^ap

license ^ap

modified ^ap

publisher ^ap

title ^ap

authored by ^ap

preferred namespace prefix ^ap

preferred namespace uri ^ap

example ^ap

access url ^ap

homepage ^ap

funding ^ap

definition property ^ap

has representation language ^ap

has syntax ^ap

pref label property ^ap

has value ^fp