Bagradas River
E507725
The Bagradas River, known today as the Medjerda River, is the principal river of Tunisia and a historically significant waterway in ancient North Africa.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Bagradas River canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T5196254 — 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: Bagradas River Context triple: [Utica, locatedOn, Bagradas River]
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A.
Alfeios River
The Alfeios River is a major river in the Peloponnese region of Greece, historically significant in ancient Greek geography and mythology.
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B.
Gallikos River
The Gallikos River is a watercourse in northern Greece that flows through the Kilkis regional unit before emptying into the Thermaic Gulf near Thessaloniki.
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C.
Hydraotes River
Hydraotes River is an ancient name, likely referring to a river in the northwestern Indian subcontinent mentioned in classical sources describing Alexander the Great’s Indian campaign.
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D.
Spercheios River
The Spercheios River is a significant river in central Greece that flows through the region of Phthiotis before emptying into the Malian Gulf near the historic pass of Thermopylae.
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E.
Gorgylos River
The Gorgylos River is a lesser-known watercourse in the Peloponnese region of Greece that feeds into the larger Eurotas River system.
- 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: Bagradas River Target entity description: The Bagradas River, known today as the Medjerda River, is the principal river of Tunisia and a historically significant waterway in ancient North Africa.
-
A.
Alfeios River
The Alfeios River is a major river in the Peloponnese region of Greece, historically significant in ancient Greek geography and mythology.
-
B.
Gallikos River
The Gallikos River is a watercourse in northern Greece that flows through the Kilkis regional unit before emptying into the Thermaic Gulf near Thessaloniki.
-
C.
Hydraotes River
Hydraotes River is an ancient name, likely referring to a river in the northwestern Indian subcontinent mentioned in classical sources describing Alexander the Great’s Indian campaign.
-
D.
Spercheios River
The Spercheios River is a significant river in central Greece that flows through the region of Phthiotis before emptying into the Malian Gulf near the historic pass of Thermopylae.
-
E.
Gorgylos River
The Gorgylos River is a lesser-known watercourse in the Peloponnese region of Greece that feeds into the larger Eurotas River system.
- F. None of above. chosen
Statements (36)
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: Bagradas River Description of subject: The Bagradas River, known today as the Medjerda River, is the principal river of Tunisia and a historically significant waterway in ancient North Africa.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject linked to:
Battle of Bagradas River (255 BCE)