partOfSystem

P840
predicate

Indicates that one entity functions as a component or subsystem within the structure or organization of another entity.

All labels observed (68)

Label Occurrences
partOfNetwork 4,687
safetySystem 2,483
partOfSystem canonical 1,505

Description generation (PDg)

The one-sentence description above was generated by prompting gpt-5.1 with the predicate name and this instruction.

Instruction
Given a predicate that represents a relationship or action between entities, generate a one-sentence description explaining its meaning.  
# Instructions
Focus on describing the relationship, not the entities themselves. 
# Response Format
Begin the description with \' Indicates...\'
Input
Predicate: partOfSystem
Generated description
Indicates that one entity functions as a component or subsystem within the structure or organization of another entity.

Sample triples (14,611)

Subject Object
Kennedy station Toronto Transit Commission via predicate surface "isPartOfSystem"
surface form: TTC rapid transit
SoFi Stadium Hollywood Park Casino via predicate surface "partOfComplex"
surface form: Hollywood Park
Interstate 485 Interstate Highway System
Fifth Avenue–53rd Street New York City Subway
Line 1
surface form: Line 1 (Beijing Subway)
automatic train protection via predicate surface "safetySystem"
Line 1
surface form: Line 1 (Beijing Subway)
automatic train control via predicate surface "safetySystem"
Batong Line automatic train protection via predicate surface "safetySystem"
Batong Line automatic train operation via predicate surface "safetySystem"
Tiananmen East station Beijing Subway via predicate surface "partOfNetwork"
Tiananmen East station CCTV surveillance via predicate surface "safetySystem"
Tiananmen East station fire safety equipment via predicate surface "safetySystem"
M77 motorway Glasgow to Ayr corridor via predicate surface "formsPartOf"
GLT UK railway station coding system via predicate surface "isPartOfSystem"
North Wales Coast Line National Rail via predicate surface "partOfNetwork"
Blue Mountains (southern slopes) watersheds supplying southern Jamaica via predicate surface "formsPartOf"
Porto Campanhã railway station Linha do Norte via predicate surface "partOfNetwork"
Porto Campanhã railway station Linha do Minho via predicate surface "partOfNetwork"
surface form: Linha de Minho
Porto Campanhã railway station Linha do Douro via predicate surface "partOfNetwork"
surface form: Linha de Douro
Porto Campanhã railway station Linha de Guimarães via predicate surface "partOfNetwork"
Porto Campanhã railway station Linha de Aveiro via predicate surface "partOfNetwork"
Westside Express Service Positive Train Control via predicate surface "safetySystem"
surface form: Positive Train Control (planned/implemented in later years)
Saint-Rémy-lès-Chevreuse station RER B line via predicate surface "partOfNetwork"
surface form: RER B
Saint-Rémy-lès-Chevreuse station RER network via predicate surface "partOfNetwork"
surface form: Réseau Express Régional d’Île-de-France
Saint-Michel–Notre-Dame Réseau Express Régional via predicate surface "partOfNetwork"
Saint-Michel–Notre-Dame Paris Metro via predicate surface "partOfNetwork"
surface form: Paris Métro
North Queensferry railway station UK standard railway signalling via predicate surface "safetySystem"
1211 Avenue of the Americas, New York City
surface form: 1211 Avenue of the Americas
Rockefeller Center via predicate surface "partOfComplex"
surface form: Rockefeller Center area
Snecma M53 air-cooled turbine blades via predicate surface "coolingSystem"
Snecma M53 hydromechanical control via predicate surface "controlSystem"
Leesburg Pike (Virginia State Route 7)
surface form: Leesburg Pike
Washington metropolitan area road network via predicate surface "partOfCorridor"
Roxbury Crossing station MBTA
surface form: MBTA subway
Interstate 72 east–west transportation corridor in the Midwest via predicate surface "partOfCorridor"
Rideau River Rideau Canal via predicate surface "formsPartOf"
surface form: Rideau Canal system
Line 8
surface form: Line 8 (Beijing Subway)
automatic train protection via predicate surface "safetySystem"
Line 8
surface form: Line 8 (Beijing Subway)
platform screen doors at most stations via predicate surface "safetySystem"
Alpha–Mendeleev Ridge complex Arctic Ocean topography via predicate surface "formsPartOf"
Lions' Gate eastern entrances to the Old City of Jerusalem via predicate surface "formsPartOf"
Main Western railway line New South Wales rail network via predicate surface "partOfNetwork"
surface form: New South Wales railway network
T2 Inner West & Leppington Line (Sydney Trains)
surface form: T2 Inner West & Leppington Line
New South Wales railway signalling system via predicate surface "safetySystem"
Chennai Metro automatic train protection via predicate surface "safetySystem"
Chennai Metro automatic train operation via predicate surface "safetySystem"
Porte Dauphine Paris Metro via predicate surface "partOfNetwork"
surface form: Paris Métro
Line 9
surface form: Line 9 (Beijing Subway)
automatic train protection via predicate surface "safetySystem"
Line 9
surface form: Line 9 (Beijing Subway)
automatic train operation via predicate surface "safetySystem"
Fangshan Line automatic train protection via predicate surface "safetySystem"
Fangshan Line automatic train operation via predicate surface "safetySystem"
Brigham Circle station MBTA Green Line via predicate surface "partOfNetwork"
Brigham Circle station MBTA Green Line
surface form: MBTA light rail system
Line 14
surface form: Line 14 (Beijing Subway)
automatic train protection via predicate surface "safetySystem"
Line 14
surface form: Line 14 (Beijing Subway)
automatic train operation via predicate surface "safetySystem"