Triple

T15805133
Position Surface form Disambiguated ID Type / Status
Subject Talcott, West Virginia E383195 entity
Predicate hasNotableFeature P642 FINISHED
Object Great Bend Tunnel
Great Bend Tunnel is a historic railroad tunnel in Talcott, West Virginia, famously associated with the legend of steel-driving man John Henry.
E1179149 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: Great Bend Tunnel | Statement: [Talcott, West Virginia, hasNotableFeature, Great Bend Tunnel]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Great Bend Tunnel
Context triple: [Talcott, West Virginia, hasNotableFeature, Great Bend Tunnel]
  • A. West Branch Tunnel
    West Branch Tunnel is a major underground conduit within New York’s Delaware Aqueduct system that transports drinking water from upstate reservoirs toward New York City.
  • B. Bosley Tunnel
    Bosley Tunnel is a historic narrowboat canal tunnel in Cheshire, England, forming part of the Macclesfield Canal navigation route.
  • C. Sumner Tunnel
    The Sumner Tunnel is a major vehicular tunnel in Boston that carries traffic under Boston Harbor between East Boston and downtown.
  • D. Homer Tunnel
    Homer Tunnel is a road tunnel in New Zealand’s Fiordland that provides critical access through the mountains on the route to Milford Sound.
  • E. Anton Anderson Memorial Tunnel
    The Anton Anderson Memorial Tunnel is a combined rail and highway tunnel in Alaska that provides the only road access to the town of Whittier through the Chugach Mountains.
  • 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: Great Bend Tunnel
Triple: [Talcott, West Virginia, hasNotableFeature, Great Bend Tunnel]
Generated description
Great Bend Tunnel is a historic railroad tunnel in Talcott, West Virginia, famously associated with the legend of steel-driving man John Henry.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Great Bend Tunnel
Target entity description: Great Bend Tunnel is a historic railroad tunnel in Talcott, West Virginia, famously associated with the legend of steel-driving man John Henry.
  • A. West Branch Tunnel
    West Branch Tunnel is a major underground conduit within New York’s Delaware Aqueduct system that transports drinking water from upstate reservoirs toward New York City.
  • B. Bosley Tunnel
    Bosley Tunnel is a historic narrowboat canal tunnel in Cheshire, England, forming part of the Macclesfield Canal navigation route.
  • C. Sumner Tunnel
    The Sumner Tunnel is a major vehicular tunnel in Boston that carries traffic under Boston Harbor between East Boston and downtown.
  • D. Homer Tunnel
    Homer Tunnel is a road tunnel in New Zealand’s Fiordland that provides critical access through the mountains on the route to Milford Sound.
  • E. Anton Anderson Memorial Tunnel
    The Anton Anderson Memorial Tunnel is a combined rail and highway tunnel in Alaska that provides the only road access to the town of Whittier through the Chugach Mountains.
  • 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_69d86da2858c819090cc8481e7207b6e completed April 10, 2026, 3:25 a.m.
NER Named-entity recognition batch_69e0b525b1c08190acffab06d89dbdbe completed April 16, 2026, 10:08 a.m.
NED1 Entity disambiguation (via context triple) batch_69ff998d17648190b9f020632461965f completed May 9, 2026, 8:31 p.m.
NEDg Description generation batch_69ff9dcbb36881909c4317f9031199b8 completed May 9, 2026, 8:49 p.m.
NED2 Entity disambiguation (via description) batch_69ff9e25b2f08190b519d61be3e2f2f6 completed May 9, 2026, 8:50 p.m.
Created at: April 10, 2026, 4:48 a.m.