primaryOperator

P5623
predicate

Indicates that an entity serves as the main or leading operator responsible for performing or overseeing a specified operation or process in relation to another entity.

All labels observed (23)

Label Occurrences
primaryOperator canonical 166
majorOperator 93
firstOperator 56

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: primaryOperator
Generated description
Indicates that an entity serves as the main or leading operator responsible for performing or overseeing a specified operation or process in relation to another entity.

Sample triples (425)

Subject Object
GG1 electric locomotive Pennsylvania Railroad Company
surface form: Pennsylvania Railroad
Tokyo JR Saikyo Line via predicate surface "primaryRailOperator"
surface form: East Japan Railway Company
Cedar Falls, Iowa Cedar Falls Utilities via predicate surface "hasBroadbandProvider"
Amtrak Capitol Corridor Capitol Corridor Joint Powers Authority
CME Ether futures CME Group via predicate surface "exchangeOperator"
Scottish rail network ScotRail
Scottish rail network Caledonian Sleeper
Atherton line Northern Trains
Boeing 707 Pan American World Airways via predicate surface "firstOperator"
Boeing 727 Eastern Air Lines via predicate surface "firstOperator"
Boeing 767 United Airlines via predicate surface "firstOperator"
UMTS NTT DoCoMo via predicate surface "firstCommercialOperator"
London Euston – Glasgow Avanti West Coast
Boeing 777 United Airlines via predicate surface "firstCommercialOperator"
Edinburgh commuter rail network ScotRail
GE P42DC Amtrak
Airbus A300 Air France via predicate surface "firstOperator"
Airbus A220 Swiss International Air Lines via predicate surface "firstOperator"
Windermere railway station Northern Trains via predicate surface "typicalServiceOperator"
Geneva public transport network Transports publics genevois
North Coast railway line NSW TrainLink via predicate surface "majorOperator"
EUS Avanti West Coast
Chemnitz public transport network Chemnitzer Verkehrs-AG
Peninsula rail corridor Caltrain
surface form: Caltrain (contracted operator for commuter service)
London to Liverpool Avanti West Coast
Tupolev Tu-104 jet airliner
surface form: Tupolev Tu-104
Aeroflot
Tupolev Tu-104 jet airliner
surface form: Tupolev Tu-104
Aeroflot via predicate surface "firstOperator"
Tupolev Tu-114 airliner
surface form: Tupolev Tu-114
Aeroflot via predicate surface "firstOperator"
North American rail network Union Pacific Railroad via predicate surface "majorOperator"
North American rail network BNSF Railway via predicate surface "majorOperator"
North American rail network CSX Transportation via predicate surface "majorOperator"
North American rail network Norfolk Southern Railway via predicate surface "majorOperator"
North American rail network Canadian National Railway via predicate surface "majorOperator"
North American rail network Canadian Pacific Kansas City Limited via predicate surface "majorOperator"
surface form: Canadian Pacific Kansas City
North American rail network Ferromex via predicate surface "majorOperator"
North American rail network Kansas City Southern de México via predicate surface "majorOperator"
surface form: Kansas City Southern de México (now part of CPKC)
Tupolev Tu-144 supersonic airliner
surface form: Tupolev Tu-144
Aeroflot via predicate surface "firstOperator"
La Part-Dieu SNCF via predicate surface "primaryRailOperator"
PCC streetcar Toronto Transit Commission via predicate surface "majorOperator"
PCC streetcar Chicago Surface Lines via predicate surface "majorOperator"
PCC streetcar Philadelphia Transportation Company via predicate surface "majorOperator"
PCC streetcar Pittsburgh Railways via predicate surface "majorOperator"
PCC streetcar San Francisco Muni via predicate surface "majorOperator"
surface form: San Francisco Municipal Railway
PCC streetcar Boston Elevated Railway via predicate surface "majorOperator"
PCC streetcar Los Angeles Railway via predicate surface "majorOperator"
PCC streetcar Brooklyn & Queens Transit Corporation via predicate surface "majorOperator"
Embraer E-Jet family LOT Polish Airlines via predicate surface "firstCommercialOperator"
Class 756 train
surface form: British Rail Class 756
Transport for Wales Rail via predicate surface "operatorNetwork"
surface form: Wales and Borders franchise
Beijing Capital International Airport Company Limited Beijing’s primary international airport via predicate surface "servesAsMainOperatorOf"
Gosford NSW TrainLink via predicate surface "primaryRailOperator"