PJS
E487406
PJS is the station code for Port Jefferson station, a Long Island Rail Road terminal in Port Jefferson, New York.
All labels observed (1)
| Label | Occurrences |
|---|---|
| PJS canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5013840 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: PJS Context triple: [Port Jefferson station, code, PJS]
-
A.
PJ
PJ is a musical artist known for contributing guest performances to other musicians’ tracks.
-
B.
PJ
PJ is the commonly used given name of PJ Hyett, an American software developer and co-founder of the code hosting platform GitHub.
-
C.
PJ
PJ is the common abbreviation for the Argentine Justicialist Party, a major Peronist political party in Argentina.
-
D.
PZ
PZ is the vehicle registration code used on license plates for vehicles registered in the Preveza regional unit of Greece.
-
E.
PSON
PSON is the stock ticker symbol for Pearson plc, a major British multinational publishing and education company.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: PJS Target entity description: PJS is the station code for Port Jefferson station, a Long Island Rail Road terminal in Port Jefferson, New York.
-
A.
PJ
PJ is a musical artist known for contributing guest performances to other musicians’ tracks.
-
B.
PJ
PJ is the commonly used given name of PJ Hyett, an American software developer and co-founder of the code hosting platform GitHub.
-
C.
PJ
PJ is the common abbreviation for the Argentine Justicialist Party, a major Peronist political party in Argentina.
-
D.
PZ
PZ is the vehicle registration code used on license plates for vehicles registered in the Preveza regional unit of Greece.
-
E.
PSON
PSON is the stock ticker symbol for Pearson plc, a major British multinational publishing and education company.
- F. None of above. chosen
Statements (26)
| Predicate | Object |
|---|---|
| instanceOf |
railway station code
ⓘ
station code ⓘ |
| appliesToStation | Port Jefferson station NERFINISHED ⓘ |
| codeFor | Port Jefferson LIRR station NERFINISHED ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| fareSystem | MTA Long Island Rail Road fare system ⓘ |
| hasLanguage | English ⓘ |
| hasTransportationMode | commuter rail ⓘ |
| isAbbreviationOf | Port Jefferson Station NERFINISHED ⓘ |
| isTerminalFor | Port Jefferson Branch NERFINISHED ⓘ |
| locatedIn |
New York State
NERFINISHED
ⓘ
Port Jefferson, New York NERFINISHED ⓘ Suffolk County, New York ⓘ |
| locatedInCountry |
United States of America
ⓘ
surface form:
United States
|
| ownedBy | Metropolitan Transportation Authority ⓘ |
| railNetwork | MTA Long Island Rail Road NERFINISHED ⓘ |
| railwayLine | Port Jefferson Branch NERFINISHED ⓘ |
| railwayOperator | Long Island Rail Road NERFINISHED ⓘ |
| region | Long Island NERFINISHED ⓘ |
| servesAs | terminal station ⓘ |
| servesCommunity | Port Jefferson NERFINISHED ⓘ |
| ticketingSystem | MTA eTix NERFINISHED ⓘ |
| usedByNetwork | Long Island Rail Road network NERFINISHED ⓘ |
| usedInSignageOf | Port Jefferson station NERFINISHED ⓘ |
| usedInTicketingOf | Long Island Rail Road NERFINISHED ⓘ |
| usedInTimetablesOf | Long Island Rail Road NERFINISHED ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: PJS Description of subject: PJS is the station code for Port Jefferson station, a Long Island Rail Road terminal in Port Jefferson, New York.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.