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
Lansdale/Doylestown Line SEPTA Regional Rail via predicate surface "partOfNetwork"
Trenton Line Positive Train Control via predicate surface "safetySystem"
surface form: Positive Train Control (PTC)
Thelwall Viaduct Highways England via predicate surface "partOfNetwork"
surface form: Strategic Road Network of England
Paoli/Thorndale Line SEPTA Regional Rail via predicate surface "partOfNetwork"
Allahabad Delhi–Kolkata rail corridor via predicate surface "partOfCorridor"
Junkers Jumo 211 liquid-cooled via predicate surface "coolingSystem"
Junkers Jumo 211 dual ignition via predicate surface "ignitionSystem"
MIA UN/LOCODE
Gateway Transit Center MAX Light Rail via predicate surface "partOfNetwork"
Kostverlorenvaart Grachtengordel via predicate surface "isPartOfNetwork"
surface form: Amsterdam canal network
A1 road Great Britain A roads via predicate surface "isPartOfNetwork"
surface form: Primary route network of Great Britain
Arizona State Route 143 Arizona State Highway System via predicate surface "partOfNetwork"
Admiralty Arch processional route from Buckingham Palace to Trafalgar Square via predicate surface "formsPartOf"
MBTA Commuter Rail network Positive Train Control (PTC) on most lines via predicate surface "safetySystem"
AS Indian vehicle registration plate system
Universal City/Studio City station Los Angeles Metro Rail via predicate surface "isPartOfNetwork"
Massachusetts Avenue (Cambridge) Cambridge street network via predicate surface "isPartOfNetwork"
Massachusetts Avenue (Cambridge) regional road network of Greater Boston via predicate surface "isPartOfNetwork"
Fen Line National Rail via predicate surface "partOfNetwork"
IJssel Dutch river delta via predicate surface "formsPartOf"
22nd Street station SEPTA Subway–Surface Trolley Lines via predicate surface "partOfNetwork"
surface form: SEPTA Subway–Surface Trolley system
Etruscan alphabet Phoenician alphabet via predicate surface "parentSystem"
West Trenton Line Positive Train Control via predicate surface "safetySystem"
West Trenton Line cab signaling via predicate surface "safetySystem"
Y-12 National Security Complex United States nuclear weapons complex via predicate surface "partOfSector"
surface form: U.S. nuclear security enterprise
Old Trafford tram stop Manchester Metrolink via predicate surface "partOfNetwork"
Manayunk/Norristown Line SEPTA Regional Rail
Channel Gardens original Rockefeller Center development via predicate surface "designedAsPartOf"
North Quincy MBTA
surface form: MBTA subway
North Quincy MBTA Commuter Rail network via predicate surface "isPartOfNetwork"
surface form: Greater Boston public transit network
Amsterdam Metro network ATB-EG via predicate surface "safetySystem"
surface form: ATB
Interstate 75 near Lake City Interstate Highway System via predicate surface "partOfNetwork"
U.S. Route 231 near Cottondale north–south travel corridor in Florida Panhandle via predicate surface "partOfCorridor"
US-2 eastbound United States Numbered Highway System via predicate surface "partOfNetwork"
State Route 9 (Maine) regional cross-border road network via predicate surface "isPartOfNetwork"
U.S. Route 202 in Bangor, Maine regional transportation network of eastern Maine via predicate surface "partOfCorridor"
Sox–35th Chicago "L" via predicate surface "partOfNetwork"
surface form: Chicago 'L'
35th–Bronzeville–IIT station (Green Line)
surface form: 35th–Bronzeville–IIT station
Chicago "L"
surface form: Chicago 'L'
Executive One United States call sign conventions
Executive Two United States military call sign system
Executive Two U.S. executive transport call sign system
Toronto streetcar system road traffic signals via predicate surface "safetySystem"
Toronto streetcar system transit signal priority at some intersections via predicate surface "safetySystem"
San Francisco–Oakland Bay Bridge Bay Area toll bridge network via predicate surface "partOfNetwork"
surface form: Bay Area toll bridge system
The Pond
surface form: The Pond (Central Park)
original Central Park plan via predicate surface "designedAsPartOf"
Central station (MBTA) on the Red Line
surface form: Central station (MBTA)
MBTA via predicate surface "partOfNetwork"
surface form: MBTA subway
Central station (MBTA) on the Red Line
surface form: Central station (MBTA)
MBTA
surface form: MBTA rapid transit system
Central station (MBTA) on the Red Line
surface form: Central station (MBTA)
MBTA signal system via predicate surface "safetySystem"
Order of St. Andrew (Russia) state awards of the Russian Federation via predicate surface "belongsToSystem"
Interstate 87 New York City–Montreal corridor via predicate surface "partOfCorridor"