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
Linha do Sul Portuguese railway network via predicate surface "partOfNetwork"
Kendall/MIT MBTA station
surface form: Kendall/MIT station
MBTA
surface form: MBTA subway
Loudoun Gateway station Metrorail via predicate surface "partOfNetwork"
Silver Star (New York segment) Positive Train Control (on equipped segments) via predicate surface "safetySystem"
JR Takarazuka Line JR West Urban Network via predicate surface "partOfNetwork"
Waban station MBTA Green Line
Waban station MBTA
JR West Hanwa Line JR West Urban Network via predicate surface "partOfNetwork"
surface form: JR West urban network
Erie station SEPTA Subway–Surface Trolley Lines
surface form: SEPTA subway–surface and rapid transit network
Spring Garden station SEPTA Broad Street Line via predicate surface "partOfNetwork"
Daimler-Benz DB 605 liquid-cooled via predicate surface "coolingSystem"
Line 2
surface form: Line 2 (Santiago Metro)
automatic train control via predicate surface "safetySystem"
Line 2
surface form: Line 2 (Santiago Metro)
signalling system via predicate surface "safetySystem"
La Cisterna Metropolitan public transport system of Santiago via predicate surface "isPartOfNetwork"
surface form: Santiago public transport system
Line 4 – blue Santiago Metro via predicate surface "isPartOfNetwork"
surface form: Santiago Metro network
ABJ Nigerian vehicle registration system
CPTM commuter rail automatic train protection via predicate surface "safetySystem"
CPTM commuter rail signalling system with centralized traffic control via predicate surface "safetySystem"
Bakerloo line London public transport network via predicate surface "partOfNetwork"
surface form: Transport for London network
Edinburgh–Inverness line Highland Main Line via predicate surface "formsPartOf"
Tobalaba automatic train protection via predicate surface "safetySystem"
Delancey Street–Essex Street station New York City Subway via predicate surface "isPartOfNetwork"
Pacific Highway Highway 1 (Australia) via predicate surface "formsPartOf"
Florida State Road 81 Florida State Highway System via predicate surface "partOfNetwork"
Downsview Park station Toronto subway via predicate surface "partOfNetwork"
Downsview Park station Toronto subway
surface form: Toronto Transit Commission subway system
UL German vehicle registration plate system
University of Brasília Brazilian federal university system via predicate surface "belongsToSystem"
Siemens ACS-64 Positive Train Control via predicate surface "safetySystem"
Siemens ACS-64 ACSES via predicate surface "safetySystem"
Siemens ACS-64 cab signaling via predicate surface "safetySystem"
Shasta Dam California water system
Line 4
surface form: Line 4 (Santiago Metro)
automatic train control via predicate surface "safetySystem"
Jamaica Center–Parsons/Archer station New York City Subway
Folsom Dam American River watershed infrastructure
Sierra de Tepotzotlán orographic system around the Valley of Mexico via predicate surface "formsPartOf"
Mid-Cape Highway United States Numbered Highway System via predicate surface "partOfNetwork"
BTS Skytrain automatic train control via predicate surface "safetySystem"
BTS Skytrain automatic train protection via predicate surface "safetySystem"
Hyde Street terminal San Francisco cable car system
Interstate 85 Atlanta–Charlotte–Raleigh–Richmond corridor via predicate surface "partOfCorridor"
Sam Rayburn Tollway North Texas Tollway Authority system via predicate surface "isPartOfNetwork"
Wellington station Boston subway via predicate surface "partOfNetwork"
surface form: MBTA subway
Calabria Italian Peninsula via predicate surface "formsPartOf"
Kendall/MIT station Boston subway via predicate surface "partOfNetwork"
surface form: MBTA subway system
MV German vehicle registration system
Microsoft Theater L.A. Live via predicate surface "partOfComplex"
Beijing–Guangzhou High-Speed Railway China High-Speed Rail Network via predicate surface "partOfNetwork"
surface form: China high-speed rail network
Cutty Sark DLR station Docklands Light Railway via predicate surface "partOfNetwork"
surface form: Docklands Light Railway network
Hyatt Powerplant State Water Project
surface form: State Water Project power system