Mamaroneck station
E351167
Mamaroneck station is a commuter rail stop in Mamaroneck, New York, served by the Metro-North Railroad’s New Haven Line.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Mamaroneck station canonical | 3 |
| Mamaroneck train station | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2973277 — 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: Mamaroneck station Context triple: [Mamaroneck, New York, railStation, Mamaroneck station]
-
A.
Larchmont station
Larchmont station is a commuter rail stop on the Metro-North Railroad’s New Haven Line serving the village of Larchmont in Westchester County, New York.
-
B.
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.
-
C.
Ardsley station
Ardsley station is a SEPTA Regional Rail stop in Pennsylvania that serves local commuters on the Warminster Line.
-
D.
Hastings-on-Hudson station
Hastings-on-Hudson station is a Metro-North Railroad commuter rail stop on the Hudson Line serving the village of Hastings-on-Hudson in Westchester County, New York.
-
E.
Nanuet station
Nanuet station is a commuter rail stop in Nanuet, New York, serving passengers on New Jersey Transit’s Pascack Valley Line between New Jersey and Rockland County.
- 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: Mamaroneck station Target entity description: Mamaroneck station is a commuter rail stop in Mamaroneck, New York, served by the Metro-North Railroad’s New Haven Line.
-
A.
Larchmont station
Larchmont station is a commuter rail stop on the Metro-North Railroad’s New Haven Line serving the village of Larchmont in Westchester County, New York.
-
B.
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.
-
C.
Ardsley station
Ardsley station is a SEPTA Regional Rail stop in Pennsylvania that serves local commuters on the Warminster Line.
-
D.
Hastings-on-Hudson station
Hastings-on-Hudson station is a Metro-North Railroad commuter rail stop on the Hudson Line serving the village of Hastings-on-Hudson in Westchester County, New York.
-
E.
Nanuet station
Nanuet station is a commuter rail stop in Nanuet, New York, serving passengers on New Jersey Transit’s Pascack Valley Line between New Jersey and Rockland County.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
Metro-North Railroad station
ⓘ
commuter rail station ⓘ railway station ⓘ |
| adjacentMunicipality |
Town of Mamaroneck
ⓘ
linked to:
Mamaroneck, New York
Village of Mamaroneck ⓘ |
| category |
Commuter rail stations in the United States
ⓘ
Metro-North Railroad stations in Westchester County, New York ⓘ Railway stations in New York State ⓘ |
| connectsTo |
Grand Central Terminal (via New Haven Line)
ⓘ
New York City rail network ⓘ |
| country | United States of America ⓘ |
| electrification |
750 V DC (typical New Haven Line catenary voltage)
ⓘ
overhead catenary ⓘ |
| fareSystem | Metro-North Railroad fare system ⓘ |
| hasAccess |
pedestrian access
ⓘ
road access ⓘ |
| hasMode | heavy rail ⓘ |
| hasServiceType |
local trains
ⓘ
some express trains ⓘ |
| locatedIn |
Mamaroneck, New York
ⓘ
New York State ⓘ Westchester County, New York ⓘ |
| nearbyBodyOfWater | Long Island Sound ⓘ |
| numberOfTracks | 4 ⓘ |
| operator | Metro-North Railroad ⓘ |
| owner | Metro-North Railroad ⓘ |
| partOf | New Haven Line corridor between New York and Connecticut ⓘ |
| platformConfiguration | island platforms ⓘ |
| platformType | high-level platforms ⓘ |
| primaryUse | commuter rail service ⓘ |
| railCorridor |
New Haven Line (Metro-North)
ⓘ
linked to:
New Haven Line
|
| railDirection |
eastbound toward Stamford and New Haven
ⓘ
westbound toward New York City ⓘ |
| railGauge | standard gauge ⓘ |
| railNetwork | Metro-North Railroad ⓘ |
| railwayDivision |
New Haven Line West-of-New Haven segment
ⓘ
linked to:
New Haven Line
|
| region |
Northeast United States
ⓘ
linked to:
Northeastern United States
|
| safetySystem | grade-separated platforms ⓘ |
| servedByLine | New Haven Line ⓘ |
| serves |
commuters to New York City
ⓘ
village of Mamaroneck, New York ⓘ
linked to:
Village of Mamaroneck
|
| ticketing |
onboard fare collection
ⓘ
ticket machines ⓘ |
| timezone | Eastern Time Zone ⓘ |
| usedFor |
daily commuting
ⓘ
regional rail travel ⓘ |
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: Mamaroneck station Description of subject: Mamaroneck station is a commuter rail stop in Mamaroneck, New York, served by the Metro-North Railroad’s New Haven Line.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Mamaroneck station