Afon Honddu (Usk)
E599610
Afon Honddu (Usk) is a river in Powys, Wales, that flows through the Brecon Beacons area before joining the River Usk near the town of Brecon.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Afon Honddu (Usk) canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T6590894 — 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: Afon Honddu (Usk) Context triple: [River Usk, hasTributary, Afon Honddu (Usk)]
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A.
Afon Wnion
Afon Wnion is a river in Gwynedd, northwest Wales, that flows through the Dolgellau area before joining the River Mawddach.
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B.
Afon Taf
Afon Taf is a river in southwest Wales that flows through Carmarthenshire before reaching the sea at Carmarthen Bay.
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C.
Afon Llyfnant
Afon Llyfnant is a small river in mid Wales known for its scenic wooded valley and waterfalls before it joins the River Dyfi.
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D.
Afon Lliw
Afon Lliw is a river in Wales that flows through the countryside of Gwynedd before reaching Llyn Tegid (Bala Lake).
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E.
Afon Ogwr
Afon Ogwr is a river in South Wales that flows through Bridgend County Borough before reaching the Bristol Channel.
- 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: Afon Honddu (Usk) Target entity description: Afon Honddu (Usk) is a river in Powys, Wales, that flows through the Brecon Beacons area before joining the River Usk near the town of Brecon.
-
A.
Afon Wnion
Afon Wnion is a river in Gwynedd, northwest Wales, that flows through the Dolgellau area before joining the River Mawddach.
-
B.
Afon Taf
Afon Taf is a river in southwest Wales that flows through Carmarthenshire before reaching the sea at Carmarthen Bay.
-
C.
Afon Llyfnant
Afon Llyfnant is a small river in mid Wales known for its scenic wooded valley and waterfalls before it joins the River Dyfi.
-
D.
Afon Lliw
Afon Lliw is a river in Wales that flows through the countryside of Gwynedd before reaching Llyn Tegid (Bala Lake).
-
E.
Afon Ogwr
Afon Ogwr is a river in South Wales that flows through Bridgend County Borough before reaching the Bristol Channel.
- F. None of above. chosen
Statements (15)
| Predicate | Object |
|---|---|
| instanceOf | river ⓘ |
| confluenceNear | Brecon NERFINISHED ⓘ |
| country | Wales ⓘ |
| flowsThrough | Brecon Beacons National Park NERFINISHED ⓘ |
| hasNameComponent | Afon Honddu NERFINISHED ⓘ |
| languageOfName | Welsh ⓘ |
| locatedIn |
Brecon Beacons
NERFINISHED
ⓘ
Brecon Beacons area NERFINISHED ⓘ Powys NERFINISHED ⓘ United Kingdom ⓘ |
| mouthOfWaterBody | River Usk NERFINISHED ⓘ |
| near | Brecon NERFINISHED ⓘ |
| partOf | Usk river system NERFINISHED ⓘ |
| region | Mid Wales NERFINISHED ⓘ |
| tributaryOf | River Usk 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: Afon Honddu (Usk) Description of subject: Afon Honddu (Usk) is a river in Powys, Wales, that flows through the Brecon Beacons area before joining the River Usk near the town of Brecon.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.