Riverhead station
E165221
Riverhead station is a Long Island Rail Road stop in Riverhead, New York, serving passengers on the Ronkonkoma Branch in eastern Suffolk County.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Riverhead station canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T955424 — 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: Riverhead station Context triple: [Ronkonkoma Branch, hasStation, Riverhead station]
-
A.
Stony Brook station
Stony Brook station is a Long Island Rail Road commuter rail stop serving the Stony Brook, New York area, including Stony Brook University.
-
B.
Bethpage station
Bethpage station is a Long Island Rail Road commuter rail stop in Bethpage, New York, serving passengers on the Ronkonkoma Branch.
-
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.
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.
-
E.
Central Islip station
Central Islip station is a Long Island Rail Road commuter rail stop in Central Islip, New York, serving passengers on the busy Ronkonkoma Branch.
- 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: Riverhead station Target entity description: Riverhead station is a Long Island Rail Road stop in Riverhead, New York, serving passengers on the Ronkonkoma Branch in eastern Suffolk County.
-
A.
Stony Brook station
Stony Brook station is a Long Island Rail Road commuter rail stop serving the Stony Brook, New York area, including Stony Brook University.
-
B.
Bethpage station
Bethpage station is a Long Island Rail Road commuter rail stop in Bethpage, New York, serving passengers on the Ronkonkoma Branch.
-
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.
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.
-
E.
Central Islip station
Central Islip station is a Long Island Rail Road commuter rail stop in Central Islip, New York, serving passengers on the busy Ronkonkoma Branch.
- F. None of above. chosen
Statements (30)
| Predicate | Object |
|---|---|
| instanceOf |
Long Island Rail Road station
ⓘ
railway station ⓘ |
| accessible | no ⓘ |
| adjacentStationOnRonkonkomaBranch |
Mattituck station
ⓘ
Yaphank station ⓘ |
| bicycleFacilities | available ⓘ |
| country | United States of America ⓘ |
| electrification | not electrified ⓘ |
| fareZone | Zone 14 ⓘ |
| formerService | Greenport Branch full service prior to service reductions ⓘ |
| hasWaitingRoom | yes ⓘ |
| locatedIn |
New York
ⓘ
surface form:
New York State
Riverhead, New York ⓘ Suffolk County, New York ⓘ |
| nearbyAttraction |
Railroad Museum of Long Island
ⓘ
surface form:
Railroad Museum of Long Island – Riverhead site
|
| numberOfTracks | 2 ⓘ |
| openingDate | 1844 ⓘ |
| operator | Long Island Rail Road ⓘ |
| ownedBy | Long Island Rail Road ⓘ |
| parking | available ⓘ |
| platforms | 1 side platform ⓘ |
| railwayDivision | Long Island Rail Road Ronkonkoma Branch ⓘ |
| rebuiltDate |
1870
ⓘ
1891 ⓘ 1944 ⓘ |
| servesCity | Riverhead, New York ⓘ |
| servesLine | Ronkonkoma Branch ⓘ |
| servesRegion | eastern Suffolk County ⓘ |
| structureType | at-grade ⓘ |
| ticketing | ticket machines ⓘ |
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: Riverhead station Description of subject: Riverhead station is a Long Island Rail Road stop in Riverhead, New York, serving passengers on the Ronkonkoma Branch in eastern Suffolk County.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.