Suffolk Downs
E141751
Suffolk Downs is a Massachusetts Bay Transportation Authority (MBTA) Blue Line rapid transit station located in East Boston, Massachusetts, near the site of the former Suffolk Downs horse racing track.
All labels observed (4)
| Label | Occurrences |
|---|---|
| Suffolk Downs canonical | 3 |
| Suffolk Downs racetrack | 1 |
| Suffolk Downs racetrack site | 1 |
| Suffolk Downs redevelopment area | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1190030 — 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: Suffolk Downs Context triple: [MBTA Blue Line, hasStation, Suffolk Downs]
-
A.
Epsom Downs Racecourse
Epsom Downs Racecourse is a historic English horse racing venue best known as the home of the Epsom Derby, one of the world’s most prestigious flat races.
-
B.
Newbury Racecourse
Newbury Racecourse is a prominent British horse racing venue known for hosting both flat and National Hunt races, including major events like the Ladbrokes Trophy.
-
C.
Fakenham Racecourse
Fakenham Racecourse is a small National Hunt horse racing venue in Norfolk, England, known for its tight, left-handed track and rural setting.
-
D.
Ascot
Ascot is a village in Berkshire, England, best known for its prestigious racecourse and the annual Royal Ascot horse racing event.
-
E.
Meydan Racecourse
Meydan Racecourse is a premier horse racing venue in Dubai, United Arab Emirates, renowned for hosting some of the world's richest and most prestigious thoroughbred racing events.
- 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: Suffolk Downs Target entity description: Suffolk Downs is a Massachusetts Bay Transportation Authority (MBTA) Blue Line rapid transit station located in East Boston, Massachusetts, near the site of the former Suffolk Downs horse racing track.
-
A.
Epsom Downs Racecourse
Epsom Downs Racecourse is a historic English horse racing venue best known as the home of the Epsom Derby, one of the world’s most prestigious flat races.
-
B.
Newbury Racecourse
Newbury Racecourse is a prominent British horse racing venue known for hosting both flat and National Hunt races, including major events like the Ladbrokes Trophy.
-
C.
Fakenham Racecourse
Fakenham Racecourse is a small National Hunt horse racing venue in Norfolk, England, known for its tight, left-handed track and rural setting.
-
D.
Ascot
Ascot is a village in Berkshire, England, best known for its prestigious racecourse and the annual Royal Ascot horse racing event.
-
E.
Meydan Racecourse
Meydan Racecourse is a premier horse racing venue in Dubai, United Arab Emirates, renowned for hosting some of the world's richest and most prestigious thoroughbred racing events.
- F. None of above. chosen
Statements (35)
| Predicate | Object |
|---|---|
| instanceOf |
MBTA subway station
ⓘ
rapid transit station ⓘ |
| accessible | yes ⓘ |
| adjacentStationOnBlueLine |
Beachmont
ⓘ
Orient Heights ⓘ |
| bicycleFacilities | yes ⓘ |
| category |
MBTA Blue Line stations
ⓘ
Railway stations in Boston, Massachusetts ⓘ Railway stations in the United States opened in 1952 ⓘ |
| city |
Boston
ⓘ
linked to:
Boston, Massachusetts
|
| country |
United States
ⓘ
linked to:
United States of America
|
| electrification | third rail ⓘ |
| fareSystem | MBTA ⓘ |
| fareZone | 1A ⓘ |
| formerName |
Suffolk Downs (BRB&L station)
ⓘ
linked to:
Suffolk Downs station
|
| formerService | Boston, Revere Beach and Lynn Railroad ⓘ |
| hasStationCode | not publicly used (MBTA does not use numeric codes on Blue Line) ⓘ |
| hasTicketing | faregates with CharlieCard and CharlieTicket ⓘ |
| line | Blue Line ⓘ |
| locatedIn |
Boston, Massachusetts
ⓘ
East Boston, Massachusetts ⓘ Massachusetts ⓘ |
| nearby | former Suffolk Downs horse racing track ⓘ |
| numberOfTracks | 2 ⓘ |
| opened | April 21, 1952 ⓘ |
| operator |
Massachusetts Bay Transportation Authority
ⓘ
linked to:
MBTA
|
| ownedBy |
Massachusetts Bay Transportation Authority
ⓘ
linked to:
MBTA
|
| parkingAvailable | yes ⓘ |
| partOf |
Boston rapid transit network
ⓘ
linked to:
Boston subway
MBTA subway system ⓘ |
| platformConfiguration | 2 side platforms ⓘ |
| replaced | former Boston, Revere Beach and Lynn Railroad station at same site ⓘ |
| serves | East Boston neighborhood ⓘ |
| servesFacility |
Suffolk Downs redevelopment area
ⓘ
linked to:
Suffolk Downs
|
| structureType | surface station ⓘ |
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: Suffolk Downs Description of subject: Suffolk Downs is a Massachusetts Bay Transportation Authority (MBTA) Blue Line rapid transit station located in East Boston, Massachusetts, near the site of the former Suffolk Downs horse racing track.
Referenced by (6)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Suffolk Downs
linked to: Suffolk Downs
linked to: Suffolk Downs