SOF
E641764
SOF is the three-letter IATA airport code for Sofia Airport, the main international airport serving Sofia, the capital of Bulgaria.
All labels observed (1)
| Label | Occurrences |
|---|---|
| SOF canonical | 4 |
How this entity was disambiguated
This entity first appeared as the object of triple T7114622 — 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: SOF Context triple: [Sofia Airport, IATAcode, SOF]
-
A.
SOF
SOF refers to Jordan’s elite Special Operations Forces, a highly trained military unit specializing in counterterrorism, unconventional warfare, and rapid-response missions.
-
B.
SOFI
SOFI is the commonly used abbreviation for the annual United Nations report “The State of Food Security and Nutrition in the World,” which monitors global hunger and nutrition trends.
-
C.
SOFI
SOFI is a near-infrared imaging and spectroscopic instrument used on the NTT 3.58 m Telescope at the La Silla Observatory for astronomical observations.
-
D.
ZSOF
ZSOF is the ICAO airport code for Hefei Xinqiao International Airport, the main commercial airport serving Hefei in Anhui Province, China.
-
E.
SOU
SOU is the three-letter National Rail station code for Southampton Central railway station in Hampshire, England.
- 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: SOF Target entity description: SOF is the three-letter IATA airport code for Sofia Airport, the main international airport serving Sofia, the capital of Bulgaria.
-
A.
SOF
SOF refers to Jordan’s elite Special Operations Forces, a highly trained military unit specializing in counterterrorism, unconventional warfare, and rapid-response missions.
-
B.
SOFI
SOFI is the commonly used abbreviation for the annual United Nations report “The State of Food Security and Nutrition in the World,” which monitors global hunger and nutrition trends.
-
C.
SOFI
SOFI is a near-infrared imaging and spectroscopic instrument used on the NTT 3.58 m Telescope at the La Silla Observatory for astronomical observations.
-
D.
ZSOF
ZSOF is the ICAO airport code for Hefei Xinqiao International Airport, the main commercial airport serving Hefei in Anhui Province, China.
-
E.
SOU
SOU is the three-letter National Rail station code for Southampton Central railway station in Hampshire, England.
- F. None of above. chosen
Statements (25)
| Predicate | Object |
|---|---|
| instanceOf |
IATA airport code
ⓘ
airline trade association ⓘ capital city ⓘ international airport ⓘ |
| abbreviation |
IATA
ⓘ
linked to:
International Air Transport Association
|
| associatedWithCity | Sofia ⓘ |
| associatedWithCountry | Bulgaria ⓘ |
| codeType |
IATA
ⓘ
linked to:
International Air Transport Association
|
| country |
Bulgaria
ⓘ
Bulgaria ⓘ |
| governingBody | International Air Transport Association ⓘ |
| hasIATACode | SOF ⓘ |
| IATACodeFor | Sofia Airport ⓘ |
| isMajorAirportIn | Bulgaria ⓘ |
| isPrimaryAirportOf | Sofia ⓘ |
| isThreeLetterCode | true ⓘ |
| locatedIn | Sofia ⓘ |
| locatedInCountry | Bulgaria ⓘ |
| represents | Sofia Airport ⓘ |
| servesAs | main international airport for Sofia ⓘ |
| servesCity | Sofia ⓘ |
| usedFor |
air traffic control identification
ⓘ
airline ticketing ⓘ baggage tags ⓘ flight timetables ⓘ |
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: SOF Description of subject: SOF is the three-letter IATA airport code for Sofia Airport, the main international airport serving Sofia, the capital of Bulgaria.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.