BFD
E409290
BFD is the National Rail station code for Brentford railway station in west London, England.
All labels observed (1)
| Label | Occurrences |
|---|---|
| BFD canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T4033983 — 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: BFD Context triple: [Brentford railway station, stationCode, BFD]
-
A.
BIF
BIF is the National Rail station code for Barrow-in-Furness railway station in Cumbria, England.
-
B.
BDF
The BDF is the national military organization of the Kingdom of Bahrain, responsible for the country's defense and security.
-
C.
BFN
BFN is the National Rail station code for Byfleet & New Haw railway station in Surrey, England.
-
D.
BF
BF is the IATA airline designator for French Bee, a French low-cost long-haul carrier.
-
E.
BF
BF is the two-letter ISO 3166-1 alpha-2 country code assigned to Burkina Faso.
- 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: BFD Target entity description: BFD is the National Rail station code for Brentford railway station in west London, England.
-
A.
BIF
BIF is the National Rail station code for Barrow-in-Furness railway station in Cumbria, England.
-
B.
BDF
The BDF is the national military organization of the Kingdom of Bahrain, responsible for the country's defense and security.
-
C.
BFN
BFN is the National Rail station code for Byfleet & New Haw railway station in Surrey, England.
-
D.
BF
BF is the IATA airline designator for French Bee, a French low-cost long-haul carrier.
-
E.
BF
BF is the two-letter ISO 3166-1 alpha-2 country code assigned to Burkina Faso.
- F. None of above. chosen
Statements (22)
| Predicate | Object |
|---|---|
| instanceOf |
National Rail station code
ⓘ
railway station ⓘ |
| country | United Kingdom ⓘ |
| fareZone | Zone 4 ⓘ |
| locatedIn |
Brentford
ⓘ
England ⓘ London, England ⓘ
surface form:
London
London Borough of Hounslow NERFINISHED ⓘ United Kingdom ⓘ West London ⓘ
surface form:
west London
|
| locatedOnLine | Hounslow Loop Line ⓘ |
| managedBy | South Western Railway ⓘ |
| numberOfPlatforms | 2 ⓘ |
| opened | 1849 ⓘ |
| originalCompany | London and South Western Railway ⓘ |
| railcode | BFD ⓘ |
| represents | Brentford railway station ⓘ |
| servedBy | South Western Railway ⓘ |
| stationCode | BFD self-linksurface differs ⓘ |
| symbol | rail ⓘ |
| symbolLocation | gb ⓘ |
| usedBy | National Rail ⓘ |
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: BFD Description of subject: BFD is the National Rail station code for Brentford railway station in west London, England.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Brentford railway station