Littleton/Route 495 station
E33296
Littleton/Route 495 station is a Massachusetts Bay Transportation Authority commuter rail stop in Littleton, Massachusetts, serving the Fitchburg Line near Interstate 495.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Littleton/Route 495 station canonical | 3 |
| Littleton/Route 495 | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T142307 — 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: Littleton/Route 495 station Context triple: [Littleton, Massachusetts, hasRailStation, Littleton/Route 495 station]
-
A.
Wellington Station (MBTA)
Wellington Station (MBTA) is an Orange Line rapid transit station in Medford, Massachusetts, serving as a key park-and-ride and bus transfer hub just north of downtown Boston.
-
B.
MBTA Waverley
MBTA Waverley is a commuter rail station in Belmont, Massachusetts, served by the Massachusetts Bay Transportation Authority’s Fitchburg Line.
-
C.
Vermont/Sunset station
Vermont/Sunset station is an underground Los Angeles Metro Rail station in East Hollywood serving the B Line.
-
D.
Belmont Center station
Belmont Center station is a Massachusetts Bay Transportation Authority (MBTA) commuter rail stop located in the commercial center of Belmont, Massachusetts.
-
E.
Brunswick station
Brunswick station is a passenger rail station in Brunswick, Maryland, serving as the western endpoint of MARC's Brunswick Line commuter service.
- 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: Littleton/Route 495 station Target entity description: Littleton/Route 495 station is a Massachusetts Bay Transportation Authority commuter rail stop in Littleton, Massachusetts, serving the Fitchburg Line near Interstate 495.
-
A.
Wellington Station (MBTA)
Wellington Station (MBTA) is an Orange Line rapid transit station in Medford, Massachusetts, serving as a key park-and-ride and bus transfer hub just north of downtown Boston.
-
B.
MBTA Waverley
MBTA Waverley is a commuter rail station in Belmont, Massachusetts, served by the Massachusetts Bay Transportation Authority’s Fitchburg Line.
-
C.
Vermont/Sunset station
Vermont/Sunset station is an underground Los Angeles Metro Rail station in East Hollywood serving the B Line.
-
D.
Belmont Center station
Belmont Center station is a Massachusetts Bay Transportation Authority (MBTA) commuter rail stop located in the commercial center of Belmont, Massachusetts.
-
E.
Brunswick station
Brunswick station is a passenger rail station in Brunswick, Maryland, serving as the western endpoint of MARC's Brunswick Line commuter service.
- F. None of above. chosen
Statements (29)
| Predicate | Object |
|---|---|
| instanceOf |
commuter rail station
ⓘ
railway station in the United States ⓘ |
| accessible | yes ⓘ |
| bicycleFacilities | yes ⓘ |
| category |
Fitchburg Line
ⓘ
MBTA Commuter Rail stations in Middlesex County, Massachusetts ⓘ Railway stations in the United States opened in 1844 ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| fareZone | Zone 7 ⓘ |
| formerName | Littleton station ⓘ |
| formerRailroad | Fitchburg Railroad ⓘ |
| locatedIn |
Littleton, Massachusetts
ⓘ
Massachusetts ⓘ Middlesex County, Massachusetts ⓘ United States of America ⓘ
surface form:
United States
|
| near | Interstate 495 ⓘ |
| numberOfPlatforms | 2 ⓘ |
| numberOfTracks | 2 ⓘ |
| opened | 1844 ⓘ |
| operator |
MBTA
ⓘ
surface form:
Massachusetts Bay Transportation Authority
|
| ownedBy |
MBTA
ⓘ
surface form:
Massachusetts Bay Transportation Authority
|
| parkingAvailable | yes ⓘ |
| parkingType | park and ride ⓘ |
| platformType | side platforms ⓘ |
| railNetwork |
MBTA Commuter Rail network
ⓘ
surface form:
MBTA Commuter Rail
|
| servedBy |
MBTA Fitchburg Line
ⓘ
surface form:
MBTA Fitchburg Line trains
|
| serves | town of Littleton, Massachusetts ⓘ |
| servesLine | Fitchburg Line ⓘ |
| structureType | at-grade ⓘ |
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: Littleton/Route 495 station Description of subject: Littleton/Route 495 station is a Massachusetts Bay Transportation Authority commuter rail stop in Littleton, Massachusetts, serving the Fitchburg Line near Interstate 495.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Littleton, Massachusetts
this entity surface form:
Littleton/Route 495
this entity surface form:
Littleton/Route 495