Triple

T16162694
Position Surface form Disambiguated ID Type / Status
Subject Thomas Bouch E392215 entity
Predicate designed P184 FINISHED
Object Belah Viaduct
Belah Viaduct was a towering 19th-century wrought-iron railway bridge in Cumbria, England, notable for its dramatic height and role on the Stainmore line before its demolition in the 1960s.
E1214779 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: Belah Viaduct | Statement: [Thomas Bouch, designed, Belah Viaduct]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Belah Viaduct
Context triple: [Thomas Bouch, designed, Belah Viaduct]
  • A. Jefferson Street Viaduct
    Jefferson Street Viaduct is a historic bridge in Ottumwa, Iowa, that carries Jefferson Street across the Des Moines River and nearby rail lines.
  • B. Charles River Viaduct
    Charles River Viaduct is an elevated concrete railway bridge in Boston, Massachusetts, that carries the MBTA Green Line across the Charles River between Science Park and Lechmere.
  • C. Umatilla Bridge
    Umatilla Bridge is a highway bridge carrying Interstate 82 across the Columbia River between Oregon and Washington.
  • D. Portage Viaduct
    Portage Viaduct is a historic railroad bridge spanning the Genesee River gorge in Letchworth State Park in western New York.
  • E. Healey Dell Viaduct
    Healey Dell Viaduct is a historic stone railway viaduct in the Healey Dell Nature Reserve near Whitworth, England, known for its dramatic arches spanning the River Spodden.
  • 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: Belah Viaduct
Triple: [Thomas Bouch, designed, Belah Viaduct]
Generated description
Belah Viaduct was a towering 19th-century wrought-iron railway bridge in Cumbria, England, notable for its dramatic height and role on the Stainmore line before its demolition in the 1960s.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Belah Viaduct
Target entity description: Belah Viaduct was a towering 19th-century wrought-iron railway bridge in Cumbria, England, notable for its dramatic height and role on the Stainmore line before its demolition in the 1960s.
  • A. Jefferson Street Viaduct
    Jefferson Street Viaduct is a historic bridge in Ottumwa, Iowa, that carries Jefferson Street across the Des Moines River and nearby rail lines.
  • B. Charles River Viaduct
    Charles River Viaduct is an elevated concrete railway bridge in Boston, Massachusetts, that carries the MBTA Green Line across the Charles River between Science Park and Lechmere.
  • C. Umatilla Bridge
    Umatilla Bridge is a highway bridge carrying Interstate 82 across the Columbia River between Oregon and Washington.
  • D. Portage Viaduct
    Portage Viaduct is a historic railroad bridge spanning the Genesee River gorge in Letchworth State Park in western New York.
  • E. Healey Dell Viaduct
    Healey Dell Viaduct is a historic stone railway viaduct in the Healey Dell Nature Reserve near Whitworth, England, known for its dramatic arches spanning the River Spodden.
  • 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_69d87f1d32208190942e4e499a80c18c completed April 10, 2026, 4:39 a.m.
NER Named-entity recognition batch_69e21e5ffba88190b9dc7bb9afb6fdf2 completed April 17, 2026, 11:49 a.m.
NED1 Entity disambiguation (via context triple) batch_6a004f39008c819095ad8512eb119ee8 completed May 10, 2026, 9:26 a.m.
NEDg Description generation batch_6a0050a0f5b081908417c6062b1f50cc completed May 10, 2026, 9:32 a.m.
NED2 Entity disambiguation (via description) batch_6a00517b7b1c819098118fdbe03eb010 completed May 10, 2026, 9:35 a.m.
Created at: April 10, 2026, 5:02 a.m.