San Felipe del Morro Fortress
E1002846
San Felipe del Morro Fortress is a historic 16th-century Spanish citadel in San Juan, Puerto Rico, built to guard the entrance to San Juan Bay and now a prominent UNESCO World Heritage Site and tourist attraction.
All labels observed (1)
| Label | Occurrences |
|---|---|
| San Felipe del Morro Fortress canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T12798312 — 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: San Felipe del Morro Fortress Context triple: [Casa Blanca, near, San Felipe del Morro Fortress]
-
A.
Castillo de San Felipe
Castillo de San Felipe is a historic coastal fortress on Menorca, Spain, built to defend the strategic harbor of Mahón and repeatedly expanded and contested in early modern Mediterranean conflicts.
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B.
Castillo San Cristóbal
Castillo San Cristóbal is a massive 18th-century Spanish fortress in San Juan, Puerto Rico, built to protect the city from land-based attacks and now part of a UNESCO World Heritage Site.
-
C.
Baluarte de San Juan
Baluarte de San Juan is one of the defensive bastions of the colonial walled city of Campeche in Mexico, built to protect the port from pirate attacks and foreign invasions.
-
D.
Baluarte de San Carlos
Baluarte de San Carlos is a historic bastion in Campeche, Mexico, built as part of the city’s colonial defensive walls to protect against pirate attacks.
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E.
Fuerte de San Miguel
Fuerte de San Miguel is a historic Spanish colonial fort in Campeche, Mexico, built to defend the city from pirate attacks and now serving as a cultural and archaeological site.
- 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: San Felipe del Morro Fortress Target entity description: San Felipe del Morro Fortress is a historic 16th-century Spanish citadel in San Juan, Puerto Rico, built to guard the entrance to San Juan Bay and now a prominent UNESCO World Heritage Site and tourist attraction.
-
A.
Castillo de San Felipe
Castillo de San Felipe is a historic coastal fortress on Menorca, Spain, built to defend the strategic harbor of Mahón and repeatedly expanded and contested in early modern Mediterranean conflicts.
-
B.
Castillo San Cristóbal
Castillo San Cristóbal is a massive 18th-century Spanish fortress in San Juan, Puerto Rico, built to protect the city from land-based attacks and now part of a UNESCO World Heritage Site.
-
C.
Baluarte de San Juan
Baluarte de San Juan is one of the defensive bastions of the colonial walled city of Campeche in Mexico, built to protect the port from pirate attacks and foreign invasions.
-
D.
Baluarte de San Carlos
Baluarte de San Carlos is a historic bastion in Campeche, Mexico, built as part of the city’s colonial defensive walls to protect against pirate attacks.
-
E.
Fuerte de San Miguel
Fuerte de San Miguel is a historic Spanish colonial fort in Campeche, Mexico, built to defend the city from pirate attacks and now serving as a cultural and archaeological site.
- F. None of above. chosen
Statements (59)
| Predicate | Object |
|---|---|
| instanceOf |
UNESCO World Heritage Site component
ⓘ
citadel ⓘ fortress ⓘ historic site ⓘ tourist attraction ⓘ |
| alternativeName |
Castillo San Felipe del Morro
NERFINISHED
ⓘ
El Morro NERFINISHED ⓘ |
| architecturalStyle | Spanish colonial military architecture ⓘ |
| builder | Spanish Crown NERFINISHED ⓘ |
| builtBy | Spanish Empire NERFINISHED ⓘ |
| city | San Juan NERFINISHED ⓘ |
| constructionEnd | 18th century ⓘ |
| constructionStart |
1539
ⓘ
16th century ⓘ |
| continent | North America ⓘ |
| country | Puerto Rico ⓘ |
| currentUse |
museum
ⓘ
tourist attraction ⓘ |
| hasPart |
bastions
ⓘ
casemates ⓘ garitas ⓘ landward defenses ⓘ lighthouse ⓘ moat ⓘ ramparts ⓘ sea batteries ⓘ |
| heritageDesignation |
National Historic Site
NERFINISHED
ⓘ
UNESCO World Heritage Site ⓘ |
| locatedIn |
Caribbean Sea region
NERFINISHED
ⓘ
Old San Juan NERFINISHED ⓘ San Juan NERFINISHED ⓘ San Juan Bay entrance ⓘ |
| locatedOn | Isla de San Juan NERFINISHED ⓘ |
| maintainedBy | U.S. National Park Service NERFINISHED ⓘ |
| material |
masonry
ⓘ
stone ⓘ |
| namedAfter | King Philip II of Spain NERFINISHED ⓘ |
| operator | U.S. National Park Service NERFINISHED ⓘ |
| partOf | San Juan National Historic Site NERFINISHED ⓘ |
| purpose |
coastal defense
ⓘ
defense of Spanish colonial trade routes ⓘ protection of San Juan Bay entrance ⓘ |
| region | Caribbean ⓘ |
| significantEvent |
Dutch attack of 1625
ⓘ
English invasion attempt of 1598 ⓘ Spanish–American War engagement in 1898 ⓘ attack by Sir Francis Drake in 1595 ⓘ attacks by English forces in 1595 ⓘ |
| touristActivity |
guided tours
ⓘ
historical interpretation exhibits ⓘ |
| UNESCOListingYear | 1983 ⓘ |
| UNESCOSite | La Fortaleza and San Juan National Historic Site in Puerto Rico NERFINISHED ⓘ |
| usedBy |
Spanish Army
NERFINISHED
ⓘ
United States Army ⓘ |
| usedFor |
artillery platform
ⓘ
coastal surveillance ⓘ military garrison ⓘ |
| viewOverlooks |
Atlantic Ocean
NERFINISHED
ⓘ
San Juan Bay NERFINISHED ⓘ |
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: San Felipe del Morro Fortress Description of subject: San Felipe del Morro Fortress is a historic 16th-century Spanish citadel in San Juan, Puerto Rico, built to guard the entrance to San Juan Bay and now a prominent UNESCO World Heritage Site and tourist attraction.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.