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Table 1 Main relationships and attributes of ontology for Nanjing Yunjin

From: Construction and application of a knowledge graph-based question answering system for Nanjing Yunjin digital resources

Core category

Attribute

Relationship

Domain

Range

E5 Event

Name

Reflect to

E5 Event

YJWK:product value

Participate in

FOAF:Agent

Has time

Time:TemporalEntity

Took place at

E44 Place Appellation

Effect by

YJWK: Market intelligence

E12 Production

Name

Has produced

E12 Production

E24 Physical Man-Made Thing

Has time

Time:Temporal Entity

Apply to

E7 Activity

Acquire

FOAF:Agent

Has formula

E28 Conceptual Object

E70 Thing

Name

Has value

E70 Thing

YJWK:product value

Has former

FOAF:Agent

Has time

Time:TemporalEntity

Has type

E55 Type

Has component

E24 Physical Man-Made Thing

Means

YJWK:Symbolic value

FOAF: Agent

Name

Member

FOAF: Agent

FOAF:Person

Curated

E1 CRM Entity

E44 Place Appellation

Name

Is happening

E44 Place Appellation

E45 Address

Is happening

E48 Place Name

Be stored in

E47 Spatial Coordinates

TIME:Temporal Entity

Name

Has beginning

TIME:Temporal Entity

TIME:Instant

Has end

TIME:Instant

E55 Type

Name

Has type

E55 Type

E1 CRM Entity

E1 CRM Entity

Name

Flourished in

E1 CRM Entity

SHL:Temporal

Decline in

TIME:ProerInterval

Born in

TIME:Instant

Carries

FOAF:Person

Has component

E71 Man-Made Thing