PMA
E308148
PMA is the station code for Portimão railway station in Portugal’s Algarve region.
All labels observed (1)
| Label | Occurrences |
|---|---|
| PMA canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2893838 — 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: PMA Context triple: [Portimão railway station, railwayStationCode, PMA]
-
A.
PMA
PMA is an abbreviation commonly used for the U.S. Department of Agriculture’s former Production and Marketing Administration, which managed agricultural production and commodity marketing programs.
-
B.
PAM
PAM is the IATA airport code for Tyndall Air Force Base, a United States Air Force installation near Panama City, Florida.
-
C.
POMA
POMA is a scholarly journal and conference proceedings series published by the Acoustical Society of America that disseminates research presented at acoustics meetings.
-
D.
PMC
PMC is the commonly used abbreviation for Pauli Murray College, a residential college at Yale University named after civil rights activist and legal scholar Pauli Murray.
-
E.
PMC
PMC is the widely used abbreviation for PubMed Central, a free digital archive of biomedical and life sciences journal literature maintained by the U.S. National Institutes of Health.
- 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: PMA Target entity description: PMA is the station code for Portimão railway station in Portugal’s Algarve region.
-
A.
PMA
PMA is an abbreviation commonly used for the U.S. Department of Agriculture’s former Production and Marketing Administration, which managed agricultural production and commodity marketing programs.
-
B.
PAM
PAM is the IATA airport code for Tyndall Air Force Base, a United States Air Force installation near Panama City, Florida.
-
C.
POMA
POMA is a scholarly journal and conference proceedings series published by the Acoustical Society of America that disseminates research presented at acoustics meetings.
-
D.
PMC
PMC is the commonly used abbreviation for Pauli Murray College, a residential college at Yale University named after civil rights activist and legal scholar Pauli Murray.
-
E.
PMC
PMC is the widely used abbreviation for PubMed Central, a free digital archive of biomedical and life sciences journal literature maintained by the U.S. National Institutes of Health.
- F. None of above. chosen
Statements (16)
| Predicate | Object |
|---|---|
| instanceOf |
railway station code
ⓘ
station code ⓘ |
| appliesToStation | Portimão railway station ⓘ |
| codeType | railway station code in Portugal ⓘ |
| country | Portugal ⓘ |
| hasFunction |
identifies Portimão railway station in operational systems
ⓘ
identifies Portimão railway station in ticketing systems ⓘ identifies Portimão railway station in timetables ⓘ
linked to:
Portimão railway station
|
| locationCity | Portimão ⓘ |
| locationDistrict | Faro District ⓘ |
| railNetwork | Portuguese railway network ⓘ |
| railwayLine |
Linha do Algarve
ⓘ
linked to:
Algarve line
|
| region | Algarve ⓘ |
| stationName | Portimão ⓘ |
| transportMode | rail ⓘ |
| usedByOperator | Comboios de Portugal ⓘ |
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: PMA Description of subject: PMA is the station code for Portimão railway station in Portugal’s Algarve region.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.