Port Washington station
E188113
Port Washington station is a Long Island Rail Road commuter rail station in Port Washington, New York, serving as the eastern endpoint of the Port Washington Branch.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Port Washington station canonical | 7 |
| Port Washington LIRR station | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T1045410 — 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: Port Washington station Context triple: [Port Washington Branch, terminus, Port Washington station]
-
A.
Riverhead station
Riverhead station is a Long Island Rail Road stop in Riverhead, New York, serving passengers on the Ronkonkoma Branch in eastern Suffolk County.
-
B.
White Plains station
White Plains station is a major Metro-North Railroad commuter rail hub in downtown White Plains, New York, providing frequent service to New York City and surrounding suburbs.
-
C.
Port Jefferson station
Port Jefferson station is a Long Island Rail Road commuter rail station on Long Island, New York, serving as the primary rail hub for the Port Jefferson area.
-
D.
Oyster Bay station
Oyster Bay station is a Long Island Rail Road commuter rail terminal located in the hamlet of Oyster Bay on Long Island, New York.
-
E.
Tarrytown station
Tarrytown station is a commuter rail stop on Metro-North Railroad’s Hudson Line serving the village of Tarrytown in Westchester County, New York.
- 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: Port Washington station Target entity description: Port Washington station is a Long Island Rail Road commuter rail station in Port Washington, New York, serving as the eastern endpoint of the Port Washington Branch.
-
A.
Riverhead station
Riverhead station is a Long Island Rail Road stop in Riverhead, New York, serving passengers on the Ronkonkoma Branch in eastern Suffolk County.
-
B.
White Plains station
White Plains station is a major Metro-North Railroad commuter rail hub in downtown White Plains, New York, providing frequent service to New York City and surrounding suburbs.
-
C.
Port Jefferson station
Port Jefferson station is a Long Island Rail Road commuter rail station on Long Island, New York, serving as the primary rail hub for the Port Jefferson area.
-
D.
Oyster Bay station
Oyster Bay station is a Long Island Rail Road commuter rail terminal located in the hamlet of Oyster Bay on Long Island, New York.
-
E.
Tarrytown station
Tarrytown station is a commuter rail stop on Metro-North Railroad’s Hudson Line serving the village of Tarrytown in Westchester County, New York.
- F. None of above. chosen
Statements (37)
| Predicate | Object |
|---|---|
| instanceOf |
commuter rail station
ⓘ
railway station in the United States ⓘ |
| accessible | yes ⓘ |
| adjacentStation | Manhasset station ⓘ |
| bicycleFacilities | available ⓘ |
| category |
Long Island Rail Road stations in Nassau County, New York
ⓘ
Railway stations in the United States opened in 1898 ⓘ |
| connections |
NICE Bus
ⓘ
surface form:
NICE bus services
|
| country | United States of America ⓘ |
| electrification | 750 V DC third rail ⓘ |
| fareZone | Zone 4 ⓘ |
| formerOperator |
Long Island Rail Road
ⓘ
surface form:
New York and Long Island Railroad
|
| hasAmenity |
bicycle racks
ⓘ
parking lot ⓘ sheltered platforms ⓘ ticket office (limited hours) ⓘ |
| hasService |
LIRR Port Washington Branch local service
ⓘ
LIRR Port Washington Branch peak express service ⓘ |
| hasServiceType | commuter rail ⓘ |
| hasStationCode | PWS ⓘ |
| locatedIn |
Nassau County, New York
ⓘ
New York ⓘ
surface form:
New York State
Port Washington ⓘ
surface form:
Port Washington, New York
Town of North Hempstead ⓘ
surface form:
Town of North Hempstead, New York
|
| numberOfTracks | 2 ⓘ |
| opened | 1898 ⓘ |
| operator | Long Island Rail Road ⓘ |
| ownedBy | Long Island Rail Road ⓘ |
| parking | available ⓘ |
| platformConfiguration | 2 side platforms ⓘ |
| railNetwork | Long Island Rail Road ⓘ |
| servesCommunity |
Port Washington
ⓘ
surface form:
Port Washington peninsula
|
| servesLine | Port Washington Branch ⓘ |
| structureType | at-grade ⓘ |
| terminusOf | Port Washington Branch ⓘ |
| ticketing | ticket machines available ⓘ |
| waitingRoom | available ⓘ |
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: Port Washington station Description of subject: Port Washington station is a Long Island Rail Road commuter rail station in Port Washington, New York, serving as the eastern endpoint of the Port Washington Branch.
Referenced by (9)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Port Washington LIRR station
subject surface form:
Port Washington, New York
this entity surface form:
Port Washington LIRR station