LBSF
E641765
LBSF is the ICAO airport code for Sofia Airport, the main international airport serving Bulgaria’s capital city, Sofia.
All labels observed (1)
| Label | Occurrences |
|---|---|
| LBSF canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T7114623 — 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: LBSF Context triple: [Sofia Airport, ICAOcode, LBSF]
-
A.
LFSB
LFSB is the ICAO airport code for EuroAirport Basel–Mulhouse–Freiburg, the international airport serving the tri-border region of France, Switzerland, and Germany.
-
B.
LBF
LBF is the IATA airport code for North Platte Regional Airport serving North Platte, Nebraska.
-
C.
LBC
LBC is a leading UK-based national talk radio station known for its news, politics, and phone-in discussion programmes.
-
D.
LBSU
LBSU is the commonly used abbreviation for California State University, Long Beach, particularly in the context of its athletic programs.
-
E.
BSB
BSB is the commonly used abbreviation for the Bar Standards Board, the regulatory body for barristers and specialised legal services in England and Wales.
- 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: LBSF Target entity description: LBSF is the ICAO airport code for Sofia Airport, the main international airport serving Bulgaria’s capital city, Sofia.
-
A.
LFSB
LFSB is the ICAO airport code for EuroAirport Basel–Mulhouse–Freiburg, the international airport serving the tri-border region of France, Switzerland, and Germany.
-
B.
LBF
LBF is the IATA airport code for North Platte Regional Airport serving North Platte, Nebraska.
-
C.
LBC
LBC is a leading UK-based national talk radio station known for its news, politics, and phone-in discussion programmes.
-
D.
LBSU
LBSU is the commonly used abbreviation for California State University, Long Beach, particularly in the context of its athletic programs.
-
E.
BSB
BSB is the commonly used abbreviation for the Bar Standards Board, the regulatory body for barristers and specialised legal services in England and Wales.
- F. None of above. chosen
Statements (27)
| Predicate | Object |
|---|---|
| instanceOf |
ICAO airport code
ⓘ
airport ⓘ international airport ⓘ runway ⓘ |
| cityServed | Sofia ⓘ |
| continent | Europe ⓘ |
| country | Bulgaria ⓘ |
| elevationAboveSeaLevel | ~531 m ⓘ |
| hasRunway | Runway 09/27 ⓘ |
| hasRunwaySurface | asphalt ⓘ |
| hasTerminal |
Terminal 1
ⓘ
Terminal 2 ⓘ |
| IATA code | SOF ⓘ |
| ICAO code | LBSF ⓘ |
| ICAO code for | Sofia Airport ⓘ |
| locatedIn |
Bulgaria
ⓘ
Sofia ⓘ |
| region | Sofia City Province ⓘ |
| role |
main international airport of Sofia
ⓘ
primary airport of Bulgaria’s capital ⓘ |
| runwayNumber | 09/27 ⓘ |
| serves | Sofia ⓘ |
| servesAsHubFor | Bulgaria Air ⓘ |
| surface | asphalt ⓘ |
| timeZone | Europe/Sofia ⓘ |
| timeZoneDST | EEST ⓘ |
| timeZoneStandard | EET ⓘ |
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: LBSF Description of subject: LBSF is the ICAO airport code for Sofia Airport, the main international airport serving Bulgaria’s capital city, Sofia.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.