Forte de São Mamede
E832973
Forte de São Mamede is a historic defensive fortification that forms part of the renowned fortified ensemble of Elvas in Portugal, recognized for its significant role in the region’s military border defenses.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Forte de São Mamede canonical | 3 |
| Forte de São Mamede da Piedade | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T9964457 — 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: Forte de São Mamede Context triple: [Garrison Border Town of Elvas and its Fortifications, hasPart, Forte de São Mamede]
-
A.
Castelo de Castro Marim
Castelo de Castro Marim is a historic medieval fortress in the Algarve region of southern Portugal, overlooking the Guadiana River near the Spanish border.
-
B.
Fort of São Brás
Fort of São Brás is a 16th-century coastal fortress in Ponta Delgada on São Miguel Island in the Azores, built to defend the harbor against pirate and privateer attacks.
-
C.
Castelo de Vide
Castelo de Vide is a historic hilltop town in Portugal’s Alentejo region, known for its well-preserved medieval castle and Jewish quarter.
-
D.
São Jorge Castle
São Jorge Castle is a historic Moorish-era fortress and popular viewpoint overlooking central Lisbon and the Tagus River.
-
E.
Fortress of Sagres
The Fortress of Sagres is a historic coastal stronghold in Portugal’s Algarve region, long associated with maritime exploration and the legacy of Prince Henry the Navigator.
- 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: Forte de São Mamede Target entity description: Forte de São Mamede is a historic defensive fortification that forms part of the renowned fortified ensemble of Elvas in Portugal, recognized for its significant role in the region’s military border defenses.
-
A.
Castelo de Castro Marim
Castelo de Castro Marim is a historic medieval fortress in the Algarve region of southern Portugal, overlooking the Guadiana River near the Spanish border.
-
B.
Fort of São Brás
Fort of São Brás is a 16th-century coastal fortress in Ponta Delgada on São Miguel Island in the Azores, built to defend the harbor against pirate and privateer attacks.
-
C.
Castelo de Vide
Castelo de Vide is a historic hilltop town in Portugal’s Alentejo region, known for its well-preserved medieval castle and Jewish quarter.
-
D.
São Jorge Castle
São Jorge Castle is a historic Moorish-era fortress and popular viewpoint overlooking central Lisbon and the Tagus River.
-
E.
Fortress of Sagres
The Fortress of Sagres is a historic coastal stronghold in Portugal’s Algarve region, long associated with maritime exploration and the legacy of Prince Henry the Navigator.
- F. None of above. chosen
Statements (29)
| Predicate | Object |
|---|---|
| instanceOf |
cultural heritage site
ⓘ
fort ⓘ military fortification ⓘ |
| category |
Portuguese military architecture
ⓘ
buildings and structures in Elvas ⓘ forts in Portugal ⓘ |
| country | Portugal ⓘ |
| function |
border defense
ⓘ
protection of Elvas ⓘ |
| hasNameInPortuguese | Forte de São Mamede ⓘ |
| hasTourismType |
cultural tourism
ⓘ
heritage tourism ⓘ |
| heritageDesignation |
UNESCO World Heritage Site component
ⓘ
national monument of Portugal ⓘ |
| locatedIn |
Alentejo
ⓘ
Elvas ⓘ Portalegre District ⓘ |
| locatedInTimeZone |
Western European Summer Time
ⓘ
Western European Time ⓘ |
| locatedNear | border between Portugal and Spain ⓘ |
| material |
masonry
ⓘ
stone ⓘ |
| namedAfter | Saint Mammes ⓘ |
| partOf |
Garrison Border Town of Elvas and its Fortifications
ⓘ
border fortifications of Portugal ⓘ defensive system of Elvas ⓘ fortified ensemble of Elvas ⓘ |
| significance | important element of regional military border defenses ⓘ |
| usedFor | military defense ⓘ |
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: Forte de São Mamede Description of subject: Forte de São Mamede is a historic defensive fortification that forms part of the renowned fortified ensemble of Elvas in Portugal, recognized for its significant role in the region’s military border defenses.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.