Triple

T6590907
Position Surface form Disambiguated ID Type / Status
Subject River Usk E159352 entity
Predicate hasBridge P386 FINISHED
Object Usk Bridge (Brecon)
Usk Bridge (Brecon) is a historic stone road bridge in Brecon, Wales, carrying traffic across the River Usk and forming a key part of the town’s transport and architectural heritage.
 E599611 NE FINISHED

How this triple was built (4 steps)

Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.

NER Named-entity recognition gpt-5-mini
Instruction
Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).
Input
Phrase: Usk Bridge (Brecon) | Statement: [River Usk, hasBridge, Usk Bridge (Brecon)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Usk Bridge (Brecon)
Context triple: [River Usk, hasBridge, Usk Bridge (Brecon)]
  • A. Llanelltyd Bridge
    Llanelltyd Bridge is a historic stone arch bridge in Gwynedd, Wales, carrying the A496 road across the River Mawddach near the village of Llanelltyd.
  • B. Dyfi Bridge
    Dyfi Bridge is a historic stone road bridge in Wales that carries traffic across the River Dyfi near Machynlleth.
  • C. Pontypridd Old Bridge
    Pontypridd Old Bridge is a historic 18th-century stone arch bridge in Pontypridd, Wales, renowned for its once-record-breaking single-span design.
  • D. Old Bridge over the Ogmore
    Old Bridge over the Ogmore is a historic stone footbridge spanning the River Ogmore in Bridgend, Wales.
  • E. Berriew Bridge
    Berriew Bridge is a historic stone road bridge in the village of Berriew, Powys, Wales, recognized for its architectural and heritage significance.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Usk Bridge (Brecon)
Triple: [River Usk, hasBridge, Usk Bridge (Brecon)]
Generated description
Usk Bridge (Brecon) is a historic stone road bridge in Brecon, Wales, carrying traffic across the River Usk and forming a key part of the town’s transport and architectural heritage.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Usk Bridge (Brecon)
Target entity description: Usk Bridge (Brecon) is a historic stone road bridge in Brecon, Wales, carrying traffic across the River Usk and forming a key part of the town’s transport and architectural heritage.
  • A. Llanelltyd Bridge
    Llanelltyd Bridge is a historic stone arch bridge in Gwynedd, Wales, carrying the A496 road across the River Mawddach near the village of Llanelltyd.
  • B. Dyfi Bridge
    Dyfi Bridge is a historic stone road bridge in Wales that carries traffic across the River Dyfi near Machynlleth.
  • C. Pontypridd Old Bridge
    Pontypridd Old Bridge is a historic 18th-century stone arch bridge in Pontypridd, Wales, renowned for its once-record-breaking single-span design.
  • D. Old Bridge over the Ogmore
    Old Bridge over the Ogmore is a historic stone footbridge spanning the River Ogmore in Bridgend, Wales.
  • E. Berriew Bridge
    Berriew Bridge is a historic stone road bridge in the village of Berriew, Powys, Wales, recognized for its architectural and heritage significance.
  • F. None of above. chosen

Provenance (5 batches)

The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.

Step Stage Batch ID Status When
creating Elicitation batch_69c688366ce8819083f8883983c0df92 completed March 27, 2026, 1:37 p.m.
NER Named-entity recognition batch_69c6aecc969c81909a6e15ebe8dd3f94 completed March 27, 2026, 4:22 p.m.
NED1 Entity disambiguation (via context triple) batch_69c6cbb568508190b9da3475d1620ed5 completed March 27, 2026, 6:25 p.m.
NEDg Description generation batch_69c6cd08a9c88190a481d4d3f8e680bf completed March 27, 2026, 6:31 p.m.
NED2 Entity disambiguation (via description) batch_69c6cdc859cc8190bbae2efc39409021 completed March 27, 2026, 6:34 p.m.
Created at: March 27, 2026, 1:55 p.m.