Triple

T18638575
Position Surface form Disambiguated ID Type / Status
Subject River Nidd E455619 entity
Predicate crossedBy P416 FINISHED
Object Cattal railway bridge
Cattal railway bridge is a railway viaduct in North Yorkshire, England, carrying the Harrogate line across the River Nidd near the village of Cattal.
 E1340248 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: Cattal railway bridge | Statement: [River Nidd, crossedBy, Cattal railway bridge]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Cattal railway bridge
Context triple: [River Nidd, crossedBy, Cattal railway bridge]
  • A. Deritend bridge
    Deritend Bridge is a historic road bridge in Birmingham, England, carrying traffic over the River Rea near the city’s Digbeth and Deritend districts.
  • B. Levensau High Bridge
    The Levensau High Bridge is a historic steel arch bridge in northern Germany that carries road traffic high over the Kiel Canal near Kiel.
  • C. Nowra Bridge
    Nowra Bridge is a key road bridge spanning the Shoalhaven River in Nowra, New South Wales, Australia, serving as an important transport link for the region.
  • D. Alverna railway bridge
    Alverna railway bridge is a rail bridge in the Netherlands that carries train traffic across the Maas–Waal Canal near the village of Alverna.
  • E. Lechmere Viaduct
    Lechmere Viaduct is a historic concrete arch bridge in Boston that carries MBTA Green Line trains across the Charles River between Boston and Cambridge.
  • 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: Cattal railway bridge
Triple: [River Nidd, crossedBy, Cattal railway bridge]
Generated description
Cattal railway bridge is a railway viaduct in North Yorkshire, England, carrying the Harrogate line across the River Nidd near the village of Cattal.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Cattal railway bridge
Target entity description: Cattal railway bridge is a railway viaduct in North Yorkshire, England, carrying the Harrogate line across the River Nidd near the village of Cattal.
  • A. Deritend bridge
    Deritend Bridge is a historic road bridge in Birmingham, England, carrying traffic over the River Rea near the city’s Digbeth and Deritend districts.
  • B. Levensau High Bridge
    The Levensau High Bridge is a historic steel arch bridge in northern Germany that carries road traffic high over the Kiel Canal near Kiel.
  • C. Nowra Bridge
    Nowra Bridge is a key road bridge spanning the Shoalhaven River in Nowra, New South Wales, Australia, serving as an important transport link for the region.
  • D. Alverna railway bridge
    Alverna railway bridge is a rail bridge in the Netherlands that carries train traffic across the Maas–Waal Canal near the village of Alverna.
  • E. Lechmere Viaduct
    Lechmere Viaduct is a historic concrete arch bridge in Boston that carries MBTA Green Line trains across the Charles River between Boston and Cambridge.
  • 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_69d8d38cc7948190a55ea64e5638994e completed April 10, 2026, 10:40 a.m.
NER Named-entity recognition batch_69e54fcac2d48190a15ce8cc8e175198 completed April 19, 2026, 9:57 p.m.
NED1 Entity disambiguation (via context triple) batch_6a053246930c8190b4bbdbd619e6e808 completed May 14, 2026, 2:24 a.m.
NEDg Description generation batch_6a0533de8c8c8190953cfacd5d9fe0b5 completed May 14, 2026, 2:30 a.m.
NED2 Entity disambiguation (via description) batch_6a0534a667508190bf2d32bc9894874f completed May 14, 2026, 2:34 a.m.
Created at: April 10, 2026, 11:47 a.m.