OPO
E921502
OPO is the IATA airport code for Francisco Sá Carneiro Airport, the main international airport serving Porto, Portugal.
All labels observed (1)
| Label | Occurrences |
|---|---|
| OPO canonical | 6 |
How this entity was disambiguated
This entity first appeared as the object of triple T11363964 — 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: OPO Context triple: [Porto Airport, IATAcode, OPO]
-
A.
OPO
OPO is the vehicle registration code assigned to the Polish city of Opole.
-
B.
Opo
The Opo are a small Nilotic ethnic group living primarily in the borderlands of western Ethiopia and South Sudan, known for their agro-pastoralist lifestyle and distinct language and culture.
-
C.
OPOJAZ
OPOJAZ was a pioneering Russian Formalist literary group in early 20th-century Petrograd that developed influential theories of literary form and technique.
-
D.
OPA
OPA is a U.S. federal law enacted in 1990 that strengthens regulations and liability standards for preventing and responding to oil spills in navigable waters and shorelines.
-
E.
OPA
OPA is a U.S. federal agency within the Department of Health and Human Services that oversees family planning, adolescent health, and related population affairs programs.
- 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: OPO Target entity description: OPO is the IATA airport code for Francisco Sá Carneiro Airport, the main international airport serving Porto, Portugal.
-
A.
OPO
OPO is the vehicle registration code assigned to the Polish city of Opole.
-
B.
Opo
The Opo are a small Nilotic ethnic group living primarily in the borderlands of western Ethiopia and South Sudan, known for their agro-pastoralist lifestyle and distinct language and culture.
-
C.
OPOJAZ
OPOJAZ was a pioneering Russian Formalist literary group in early 20th-century Petrograd that developed influential theories of literary form and technique.
-
D.
OPA
OPA is a U.S. federal law enacted in 1990 that strengthens regulations and liability standards for preventing and responding to oil spills in navigable waters and shorelines.
-
E.
OPA
OPA is a U.S. federal agency within the Department of Health and Human Services that oversees family planning, adolescent health, and related population affairs programs.
- F. None of above. chosen
Statements (25)
| Predicate | Object |
|---|---|
| instanceOf |
IATA airport code
ⓘ
airport ⓘ |
| airportServes | Porto ⓘ |
| airportType | international airport ⓘ |
| city | Porto ⓘ |
| country |
Portugal
ⓘ
Portugal ⓘ |
| distanceFromCityCentre | approximately 11 km northwest of Porto city centre ⓘ |
| hasRunwaySurface | asphalt ⓘ |
| IATA code | OPO ⓘ |
| IATACodeFor | Francisco Sá Carneiro Airport ⓘ |
| ICAO code | LPPR ⓘ |
| isFocusCityFor | TAP Air Portugal ⓘ |
| isHubFor | Ryanair ⓘ |
| locatedIn |
Maia
ⓘ
Maia ⓘ Metropolitan Area of Porto ⓘ Metropolitan Area of Porto ⓘ |
| namedAfter |
Francisco de Sá Carneiro
ⓘ
linked to:
Francisco Sá Carneiro
|
| operator | ANA Aeroportos de Portugal ⓘ |
| refersTo | Francisco Sá Carneiro Airport ⓘ |
| servesCity | Porto ⓘ |
| servesRegion |
Northern Portugal
ⓘ
linked to:
northern Portugal
|
| timeZone | Western European Time ⓘ |
| timeZoneDST | Western European Summer Time ⓘ |
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: OPO Description of subject: OPO is the IATA airport code for Francisco Sá Carneiro Airport, the main international airport serving Porto, Portugal.
Referenced by (6)
Full triples — surface form annotated when it differs from this entity's canonical label.