St. Mary’s Tower
E252624
St. Mary’s Tower is a historic coastal watchtower and fortification on the Maltese island of Comino, built in the early 17th century by the Knights of St. John to guard strategic sea routes.
All labels observed (4)
| Label | Occurrences |
|---|---|
| St Mary’s Tower | 2 |
| Comino Tower | 1 |
| St. Mary Tower | 1 |
| St. Mary’s Tower canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2288480 — 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: St. Mary’s Tower Context triple: [Comino, hasStructure, St. Mary’s Tower]
-
A.
St John’s Tower
St John’s Tower is a historic medieval church tower and prominent landmark located in the coastal town of Ayr, Scotland.
-
B.
Peel Tower
Peel Tower is a prominent 19th-century stone monument and lookout tower on Holcombe Hill in Greater Manchester, England, commemorating Sir Robert Peel and offering panoramic views over the surrounding area.
-
C.
St Thomas’s Tower
St Thomas’s Tower is a historic riverside tower within the Tower of London complex, best known for housing the medieval royal watergate often called Traitors’ Gate.
-
D.
Lady’s Tower
Lady’s Tower is a historic 18th-century coastal lookout and bathing tower near Elie in Fife, Scotland, known for its dramatic clifftop setting and sea views.
-
E.
St Rule's Tower
St Rule's Tower is a historic medieval church tower in St Andrews, Scotland, renowned as one of the town’s oldest surviving structures and a prominent coastal landmark.
- 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: St. Mary’s Tower Target entity description: St. Mary’s Tower is a historic coastal watchtower and fortification on the Maltese island of Comino, built in the early 17th century by the Knights of St. John to guard strategic sea routes.
-
A.
St John’s Tower
St John’s Tower is a historic medieval church tower and prominent landmark located in the coastal town of Ayr, Scotland.
-
B.
Peel Tower
Peel Tower is a prominent 19th-century stone monument and lookout tower on Holcombe Hill in Greater Manchester, England, commemorating Sir Robert Peel and offering panoramic views over the surrounding area.
-
C.
St Thomas’s Tower
St Thomas’s Tower is a historic riverside tower within the Tower of London complex, best known for housing the medieval royal watergate often called Traitors’ Gate.
-
D.
Lady’s Tower
Lady’s Tower is a historic 18th-century coastal lookout and bathing tower near Elie in Fife, Scotland, known for its dramatic clifftop setting and sea views.
-
E.
St Rule's Tower
St Rule's Tower is a historic medieval church tower in St Andrews, Scotland, renowned as one of the town’s oldest surviving structures and a prominent coastal landmark.
- F. None of above. chosen
Statements (35)
| Predicate | Object |
|---|---|
| instanceOf |
coastal watchtower
ⓘ
fortification ⓘ historic building ⓘ |
| architecturalStyle | military architecture ⓘ |
| builtBy |
Knights Hospitaller
ⓘ
surface form:
Knights of St. John
Order of Saint John ⓘ
surface form:
Order of St. John
|
| constructedInCentury | 17th century ⓘ |
| constructedInPeriod | early 17th century ⓘ |
| continent | Europe ⓘ |
| country |
Malta
ⓘ
surface form:
Republic of Malta
|
| hasFunction |
coastal defense
ⓘ
fortified lookout ⓘ watchtower ⓘ |
| hasNameVariant |
Santa Marija Tower
ⓘ
St. Mary’s Tower self-linksurface differs ⓘ
surface form:
St Mary’s Tower
St. Mary’s Tower self-linksurface differs ⓘ
surface form:
St. Mary Tower
|
| heritageStatus | historic monument ⓘ |
| locatedInArchipelago |
Malta
ⓘ
surface form:
Maltese Islands
|
| locatedInCountry | Malta ⓘ |
| locatedInSea | Mediterranean Sea ⓘ |
| locatedOn | Comino ⓘ |
| material | stone ⓘ |
| partOf |
Maltese coastal defense system
ⓘ
network of watchtowers in Malta ⓘ |
| purpose | to guard strategic sea routes ⓘ |
| region | Southern Europe ⓘ |
| situatedBetween |
Gozo
ⓘ
Malta ⓘ |
| situatedNear | Comino Channel ⓘ |
| strategicallyOverlooks |
channels around Comino
ⓘ
sea routes between Malta and Gozo ⓘ |
| usedBy |
Knights Hospitaller
ⓘ
surface form:
Knights of St. John
|
| usedFor |
protection against Ottoman naval forces
ⓘ
protection against corsairs ⓘ surveillance of maritime traffic ⓘ |
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: St. Mary’s Tower Description of subject: St. Mary’s Tower is a historic coastal watchtower and fortification on the Maltese island of Comino, built in the early 17th century by the Knights of St. John to guard strategic sea routes.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Comino Tower
this entity surface form:
St Mary’s Tower
this entity surface form:
St Mary’s Tower
this entity surface form:
St. Mary Tower