Riverhead station
E490120
Riverhead station is a Long Island Rail Road stop in Riverhead, New York, serving the Greenport Branch on eastern Long Island.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Riverhead station canonical | 6 |
How this entity was disambiguated
This entity first appeared as the object of triple T5014861 — 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: [Greenport Branch, hasStation, Riverhead 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.
Hempstead station
Hempstead station is a Long Island Rail Road commuter rail station in Hempstead, New York, serving as the primary rail hub for the surrounding community.
-
C.
Port Chester station
Port Chester station is a commuter rail stop in Port Chester, New York, serving as part of the Metro-North Railroad network that connects the village to New York City and surrounding areas.
-
D.
Plandome station
Plandome station is a Long Island Rail Road commuter rail stop serving the village of Plandome on the Port Washington Branch in Nassau County, New York.
-
E.
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.
- 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 the Greenport Branch on eastern Long Island.
-
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.
Hempstead station
Hempstead station is a Long Island Rail Road commuter rail station in Hempstead, New York, serving as the primary rail hub for the surrounding community.
-
C.
Port Chester station
Port Chester station is a commuter rail stop in Port Chester, New York, serving as part of the Metro-North Railroad network that connects the village to New York City and surrounding areas.
-
D.
Plandome station
Plandome station is a Long Island Rail Road commuter rail stop serving the village of Plandome on the Port Washington Branch in Nassau County, New York.
-
E.
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.
- F. None of above. chosen
Statements (28)
| Predicate | Object |
|---|---|
| instanceOf |
Long Island Rail Road station
ⓘ
railway station ⓘ |
| accessible | no ⓘ |
| adjacentStationEast | Mattituck station ⓘ |
| adjacentStationWest | Yaphank station ⓘ |
| bicycleFacilities | yes ⓘ |
| category |
Long Island Rail Road stations in Suffolk County, New York
ⓘ
Railway stations in the United States opened in 1844 ⓘ |
| country | United States of America ⓘ |
| distanceFromNYCPennStation | 73.3 miles (approximate) ⓘ |
| fareZone | Zone 14 ⓘ |
| formerServices | yes ⓘ |
| locatedIn |
New York State
ⓘ
Riverhead, New York ⓘ Suffolk County, New York ⓘ |
| nearbyAttraction |
Railroad Museum of Long Island (Riverhead site)
ⓘ
linked to:
Railroad Museum of Long Island
|
| openingDate | 1844 ⓘ |
| operator | Long Island Rail Road ⓘ |
| ownedBy | Long Island Rail Road ⓘ |
| parking | yes ⓘ |
| platforms | 1 side platform ⓘ |
| railwayLine | Greenport Branch ⓘ |
| rebuilt |
1870
ⓘ
1891 ⓘ 1997 ⓘ |
| serves | Greenport Branch trains ⓘ |
| structureType | at-grade ⓘ |
| tracks | 2 ⓘ |
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 the Greenport Branch on eastern Long Island.
Referenced by (6)
Full triples — surface form annotated when it differs from this entity's canonical label.