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
İZBAN commuter rail
surface form: İZBAN
modern signalling system via predicate surface "safetySystem"
North York Centre station Toronto subway via predicate surface "isPartOfNetwork"
North York Centre station Toronto subway via predicate surface "isPartOfSystem"
surface form: Toronto Transit Commission subway system
Federal Triangle station Washington Metro
Tram Izmir
surface form: Tram İzmir
İzmir urban transport network via predicate surface "isPartOfNetwork"
surface form: İzmir urban rail system
Green Park Underground station London Underground via predicate surface "partOfNetwork"
surface form: London Underground network
Hudson Line cab signaling (on Metro-North segments) via predicate surface "safetySystem"
Hudson Line Positive Train Control via predicate surface "safetySystem"
surface form: Positive Train Control (PTC) (on Metro-North segments)
Parramatta River Sydney Harbour via predicate surface "formsPartOf"
Race–Vine station Broad Street Line via predicate surface "partOfNetwork"
IRT wayside signals via predicate surface "safetySystem"
IRT automatic train stop on many lines via predicate surface "safetySystem"
161st Street–Yankee Stadium station New York City Subway
Mississippi Canyon U.S. Gulf of Mexico offshore lease area via predicate surface "formsPartOf"
KEWR Port Authority of New York and New Jersey
surface form: Port Authority of New York and New Jersey airports
Chestnut Hill station (MBTA Green Line D) MBTA Green Line via predicate surface "partOfNetwork"
Chestnut Hill station (MBTA Green Line D) MBTA
surface form: MBTA rapid transit system
Power Mac G5 air cooling via predicate surface "coolingSystem"
Power Mac G5 liquid cooling (on some models) via predicate surface "coolingSystem"
Nokia Theatre L.A. Live L.A. Live via predicate surface "partOfComplex"
Vladimirovich Russian three-part name system via predicate surface "belongsToSystem"
Secretaries of State of Portugal semi-presidential system of Portugal via predicate surface "belongsToSystem"
Eglinton station Toronto subway via predicate surface "partOfNetwork"
surface form: Toronto subway system
Article 41 of the United Nations Charter UN collective security system via predicate surface "formsPartOf"
New Mexico Rail Runner Express Positive Train Control via predicate surface "safetySystem"
North Philadelphia station
surface form: North Philadelphia station (Broad Street Line)
SEPTA Broad Street Line
surface form: SEPTA Subway
North Philadelphia station
surface form: North Philadelphia station (Broad Street Line)
SEPTA
Schuylkill Expressway bridges Interstate Highway System via predicate surface "partOfNetwork"
Chicago Transit Authority Pink Line stations Chicago "L" via predicate surface "partOfNetwork"
surface form: Chicago 'L' system
Beijing–Guangzhou Railway China Railway via predicate surface "partOfNetwork"
surface form: China Railway conventional network
New York City Subway C line Eighth Avenue Line via predicate surface "partOfNetwork"
surface form: IND Eighth Avenue Line services
Eisenhower Theater Kennedy Center for the Performing Arts via predicate surface "partOfComplex"
surface form: Kennedy Center theaters
Bolshaya Nevka embankments of the Neva River via predicate surface "formsPartOf"
surface form: Saint Petersburg river and canal network
Second Geneva Convention customary international humanitarian law (in many of its provisions) via predicate surface "formsPartOf"
Grand Cross of the Order of Christ Portuguese honors system via predicate surface "belongsToSystem"
Hanford Reach National Monument National Wildlife Refuge System via predicate surface "partOfNetwork"
Q wayside signals via predicate surface "safetySystem"
R
surface form: R (New York City Subway service)
BMT Broadway Line via predicate surface "partOfNetwork"
surface form: BMT Broadway services
Ted Williams Tunnel (Boston)
surface form: Ted Williams Tunnel
Boston beltway system via predicate surface "partOfNetwork"
surface form: Boston highway system
River Lee estuary Celtic Sea coastline of Ireland via predicate surface "formsPartOf"
Jackson County Sports Complex Authority Truman Sports Complex via predicate surface "partOfComplex"
surface form: Harry S. Truman Sports Complex
Alt-Mariendorf Berlin U-Bahn via predicate surface "partOfNetwork"
Clarendon station Washington Metro
Warren Bruce Road tram stop Manchester Metrolink via predicate surface "partOfNetwork"
surface form: Greater Manchester Metrolink network
R46 subway cars cam control via predicate surface "controlSystem"
Queen Pool landscaped water features at Blenheim Palace via predicate surface "formsPartOf"
University of the Arts Poznań Polish higher education system via predicate surface "belongsToSystem"
State Route 7
surface form: State Route 7 (Virginia)
Washington, D.C. to Winchester corridor via predicate surface "partOfCorridor"
Walnut–Locust station SEPTA City Transit Division via predicate surface "partOfNetwork"
PCC streetcar accelerator‑type controller via predicate surface "controlSystem"