BUL
E1004631
BUL is the station code for Bullewijk, a metro station in Amsterdam’s public transportation network.
All labels observed (1)
| Label | Occurrences |
|---|---|
| BUL canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T12804603 — 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: BUL Context triple: [Bullewijk metro station, hasStationCode, BUL]
-
A.
BUL
BUL is the three-letter International Olympic Committee country code representing Bulgaria in Olympic events and records.
-
B.
BOL
BOL is the three-letter ISO 3166-1 alpha-3 country code assigned to Bolivia.
-
C.
BUPL
BUPL is a Danish trade union representing early childhood educators and pedagogical staff.
-
D.
BL
BL is the vehicle registration code used for the city of Banja Luka in Bosnia and Herzegovina.
-
E.
BL
BL is the vehicle registration code used on license plates for the Swiss canton of Basel-Landschaft.
- 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: BUL Target entity description: BUL is the station code for Bullewijk, a metro station in Amsterdam’s public transportation network.
-
A.
BUL
BUL is the three-letter International Olympic Committee country code representing Bulgaria in Olympic events and records.
-
B.
BOL
BOL is the three-letter ISO 3166-1 alpha-3 country code assigned to Bolivia.
-
C.
BUPL
BUPL is a Danish trade union representing early childhood educators and pedagogical staff.
-
D.
BL
BL is the vehicle registration code used for the city of Banja Luka in Bosnia and Herzegovina.
-
E.
BL
BL is the vehicle registration code used on license plates for the Swiss canton of Basel-Landschaft.
- F. None of above. chosen
Statements (20)
| Predicate | Object |
|---|---|
| instanceOf |
metro station
ⓘ
public transport operator ⓘ rapid transit system ⓘ station code ⓘ |
| country | Netherlands ⓘ |
| countryCode | NL ⓘ |
| fareSystem | OV-chipkaart NERFINISHED ⓘ |
| hasLanguageOfSignage |
Dutch
ⓘ
English NERFINISHED ⓘ |
| hasStationCode | BUL NERFINISHED ⓘ |
| locatedIn |
Amsterdam
ⓘ
Amsterdam ⓘ |
| locatedInBorough | Amsterdam-Zuidoost NERFINISHED ⓘ |
| namedAfter | Bullewijk (waterway) NERFINISHED ⓘ |
| operatesIn | Amsterdam NERFINISHED ⓘ |
| partOf | public transportation network of Amsterdam ⓘ |
| partOfNetwork | Amsterdam Metro NERFINISHED ⓘ |
| refersTo | Bullewijk NERFINISHED ⓘ |
| servedByOperator | GVB NERFINISHED ⓘ |
| transportMode | metro ⓘ |
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: BUL Description of subject: BUL is the station code for Bullewijk, a metro station in Amsterdam’s public transportation network.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.