QA
E209493
QA is the station code for Quincy Adams, a Massachusetts Bay Transportation Authority (MBTA) rapid transit station on Boston’s Red Line.
All labels observed (1)
| Label | Occurrences |
|---|---|
| QA canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T1884068 — 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: QA Context triple: [Quincy Adams station, hasStationCode, QA]
-
A.
QA
QA is the two-letter ISO 3166-1 alpha-2 country code assigned to Qatar for international standardization and identification.
-
B.
QC
QC is a common abbreviation for Quezon City, a major urban center and former capital located in Metro Manila, Philippines.
-
C.
Q’s
Q’s is the nickname commonly used for the former American Basketball Association team the San Diego Conquistadors.
-
D.
Q
The Q is a New York City Subway service that runs along the BMT Broadway Line in Manhattan and the Brighton Line in Brooklyn, providing crosstown and interborough transit.
-
E.
Q
Q is a recurring comedic character from the James Bond film series, known as the eccentric head of MI6's gadget and technology division.
- 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: QA Target entity description: QA is the station code for Quincy Adams, a Massachusetts Bay Transportation Authority (MBTA) rapid transit station on Boston’s Red Line.
-
A.
QA
QA is the two-letter ISO 3166-1 alpha-2 country code assigned to Qatar for international standardization and identification.
-
B.
QC
QC is a common abbreviation for Quezon City, a major urban center and former capital located in Metro Manila, Philippines.
-
C.
Q’s
Q’s is the nickname commonly used for the former American Basketball Association team the San Diego Conquistadors.
-
D.
Q
The Q is a New York City Subway service that runs along the BMT Broadway Line in Manhattan and the Brighton Line in Brooklyn, providing crosstown and interborough transit.
-
E.
Q
Q is a recurring comedic character from the James Bond film series, known as the eccentric head of MI6's gadget and technology division.
- F. None of above. chosen
Statements (28)
| Predicate | Object |
|---|---|
| instanceOf |
MBTA station
ⓘ
MBTA station ⓘ public transit agency ⓘ rapid transit line ⓘ rapid transit station ⓘ rapid transit station ⓘ subway station ⓘ |
| fareSystem |
MBTA subway
ⓘ
linked to:
MBTA
|
| hasAbbreviation | QA ⓘ |
| hasStationCode | QA ⓘ |
| locatedInCity | Quincy ⓘ |
| locatedInCountry |
United States
ⓘ
linked to:
United States of America
|
| locatedInCounty | Norfolk County ⓘ |
| locatedInState | Massachusetts ⓘ |
| locatedInSystem |
Massachusetts Bay Transportation Authority
ⓘ
linked to:
MBTA
|
| locatedOnLine | Red Line ⓘ |
| operatedBy |
Massachusetts Bay Transportation Authority
ⓘ
linked to:
MBTA
|
| operatesLine | Red Line ⓘ |
| operatesStation | Quincy Adams ⓘ |
| partOfNetwork | MBTA Red Line ⓘ |
| partOfSystem |
Massachusetts Bay Transportation Authority
ⓘ
linked to:
MBTA
|
| servesCity |
Boston
ⓘ
linked to:
Boston, Massachusetts
Cambridge ⓘ Quincy ⓘ |
| servesMetropolitanArea |
Greater Boston
ⓘ
Greater Boston ⓘ |
| stationCodeFor | Quincy Adams ⓘ |
| transitMode | rapid transit ⓘ |
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: QA Description of subject: QA is the station code for Quincy Adams, a Massachusetts Bay Transportation Authority (MBTA) rapid transit station on Boston’s Red Line.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject linked to:
QA