Old Bridge of Chalcis
E482497
The Old Bridge of Chalcis is a historic bridge in Greece that links the island of Euboea with the mainland at the narrow strait by the city of Chalcis.
All labels observed (4)
| Label | Occurrences |
|---|---|
| High Bridge of Chalcis | 1 |
| Old Bridge of Chalcis canonical | 1 |
| Old Evripos Bridge | 1 |
| old bridge of Euripus Strait | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4953884 — 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: Old Bridge of Chalcis Context triple: [Euripus Strait, crossedBy, Old Bridge of Chalcis]
-
A.
Market Gate of Miletus
The Market Gate of Miletus is a monumental 2nd-century AD Roman marble city gate from the ancient city of Miletus, reconstructed and displayed as a centerpiece of classical architecture in Berlin’s Pergamon Museum.
-
B.
Acropolis of Rhodes
The Acropolis of Rhodes is an ancient citadel on the island of Rhodes featuring Hellenistic temples, a stadium, and other monumental ruins overlooking the city.
-
C.
Propylaea
Propylaea is the monumental classical gateway that serves as the grand entrance to the Acropolis in Athens.
-
D.
Acropolis of Thasos
The Acropolis of Thasos is the fortified ancient citadel overlooking the town of Thasos, featuring temples, walls, and other archaeological remains that reflect the island’s classical Greek history.
-
E.
Castle of Mytilene
The Castle of Mytilene is a large medieval fortress on the Greek island of Lesbos that historically served as a key defensive stronghold overlooking the city and its harbor.
- 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: Old Bridge of Chalcis Target entity description: The Old Bridge of Chalcis is a historic bridge in Greece that links the island of Euboea with the mainland at the narrow strait by the city of Chalcis.
-
A.
Market Gate of Miletus
The Market Gate of Miletus is a monumental 2nd-century AD Roman marble city gate from the ancient city of Miletus, reconstructed and displayed as a centerpiece of classical architecture in Berlin’s Pergamon Museum.
-
B.
Acropolis of Rhodes
The Acropolis of Rhodes is an ancient citadel on the island of Rhodes featuring Hellenistic temples, a stadium, and other monumental ruins overlooking the city.
-
C.
Propylaea
Propylaea is the monumental classical gateway that serves as the grand entrance to the Acropolis in Athens.
-
D.
Acropolis of Thasos
The Acropolis of Thasos is the fortified ancient citadel overlooking the town of Thasos, featuring temples, walls, and other archaeological remains that reflect the island’s classical Greek history.
-
E.
Castle of Mytilene
The Castle of Mytilene is a large medieval fortress on the Greek island of Lesbos that historically served as a key defensive stronghold overlooking the city and its harbor.
- F. None of above. chosen
Statements (28)
| Predicate | Object |
|---|---|
| instanceOf |
bridge
ⓘ
road bridge ⓘ |
| alsoKnownAs |
Old Evripos Bridge
ⓘ
linked to:
Old Bridge of Chalcis
|
| connects |
Greek mainland
ⓘ
island of Euboea ⓘ
linked to:
Euboea
|
| country | Greece ⓘ |
| crosses |
Euripus Strait
ⓘ
Evripos Strait ⓘ
linked to:
Euripus Strait
|
| hasCulturalSignificance |
landmark of Chalcis
ⓘ
symbol of connection between Euboea and mainland Greece ⓘ |
| hasFunction |
pedestrian traffic
ⓘ
vehicular traffic ⓘ |
| hasPart |
movable span
ⓘ
piers ⓘ roadway deck ⓘ |
| heritageStatus | historic bridge ⓘ |
| locatedIn |
Central Greece
ⓘ
linked to:
central Greece
Chalcis ⓘ Euboea ⓘ narrow strait at Chalcis ⓘ |
| locatedNear | New Bridge of Chalcis ⓘ |
| material |
concrete
ⓘ
steel ⓘ |
| partOf |
transport infrastructure of Euboea
ⓘ
transport infrastructure of Greece ⓘ |
| significance | main road link between Euboea and mainland Greece ⓘ |
| usedFor |
access to island of Euboea
ⓘ
local traffic between Chalcis and mainland ⓘ |
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: Old Bridge of Chalcis Description of subject: The Old Bridge of Chalcis is a historic bridge in Greece that links the island of Euboea with the mainland at the narrow strait by the city of Chalcis.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Old Bridge of Chalcis
linked to: Old Bridge of Chalcis