Linha do Tejo defensive system
E1518459
UNEXPLORED
The Linha do Tejo defensive system was a network of fortifications along the Tagus River in Portugal designed to protect the interior of the country and its capital from invasion.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Linha do Tejo defensive system canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T22109224 — 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: Linha do Tejo defensive system Context triple: [Castelo de Abrantes, partOf, Linha do Tejo defensive system]
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A.
Cruces River defenses
The Cruces River defenses were a coordinated system of colonial-era fortifications designed to protect the approaches to Valdivia, Chile, along the Cruces River.
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B.
Bocachica channel defenses
The Bocachica channel defenses were a strategic system of coastal fortifications guarding the main seaward entrance to Cartagena de Indias, crucial in repelling naval assaults such as the 1741 British attack.
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C.
Monte Brasil fortifications
The Monte Brasil fortifications are a historic coastal defense complex on the volcanic peninsula overlooking Angra do Heroísmo in the Azores, built primarily in the 16th–17th centuries to protect the strategic Atlantic port.
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D.
Crimean defensive system
The Crimean defensive system was a network of fortifications and natural barriers designed to protect the Crimean Peninsula from invasions, particularly across its narrow northern isthmuses.
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E.
Bocachica defensive works
The Bocachica defensive works were a key system of coastal fortifications guarding the main seaward entrance to Cartagena de Indias, Colombia, and played a crucial role in the city's colonial-era defenses.
- 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: Linha do Tejo defensive system Target entity description: The Linha do Tejo defensive system was a network of fortifications along the Tagus River in Portugal designed to protect the interior of the country and its capital from invasion.
-
A.
Cruces River defenses
The Cruces River defenses were a coordinated system of colonial-era fortifications designed to protect the approaches to Valdivia, Chile, along the Cruces River.
-
B.
Bocachica channel defenses
The Bocachica channel defenses were a strategic system of coastal fortifications guarding the main seaward entrance to Cartagena de Indias, crucial in repelling naval assaults such as the 1741 British attack.
-
C.
Monte Brasil fortifications
The Monte Brasil fortifications are a historic coastal defense complex on the volcanic peninsula overlooking Angra do Heroísmo in the Azores, built primarily in the 16th–17th centuries to protect the strategic Atlantic port.
-
D.
Crimean defensive system
The Crimean defensive system was a network of fortifications and natural barriers designed to protect the Crimean Peninsula from invasions, particularly across its narrow northern isthmuses.
-
E.
Bocachica defensive works
The Bocachica defensive works were a key system of coastal fortifications guarding the main seaward entrance to Cartagena de Indias, Colombia, and played a crucial role in the city's colonial-era defenses.
- F. None of above. chosen
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.