Triple

T7128063
Position Surface form Disambiguated ID Type / Status
Subject Charleroi, Pennsylvania E166114 entity
Predicate riverCrossing P225 FINISHED
Object Charleroi–Monessen Bridge
The Charleroi–Monessen Bridge is a steel truss bridge spanning the Monongahela River in southwestern Pennsylvania, connecting the towns of Charleroi and Monessen.
 E793973 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: Charleroi–Monessen Bridge | Statement: [Charleroi, Pennsylvania, riverCrossing, Charleroi–Monessen Bridge]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Charleroi–Monessen Bridge
Context triple: [Charleroi, Pennsylvania, riverCrossing, Charleroi–Monessen Bridge]
  • A. Ambridge–Aliquippa Bridge
    The Ambridge–Aliquippa Bridge is a historic steel truss bridge spanning the Ohio River in western Pennsylvania, connecting the communities of Ambridge and Aliquippa.
  • B. Walnut Lane Memorial Bridge
    Walnut Lane Memorial Bridge is a historic steel arch bridge in Philadelphia, Pennsylvania, recognized as one of David B. Steinman’s early landmark engineering works.
  • C. Benjamin Franklin Bridge
    The Benjamin Franklin Bridge is a major suspension bridge connecting Philadelphia, Pennsylvania, and Camden, New Jersey, serving as a key transportation link across the Delaware River.
  • D. Columbia–Wrightsville Bridge
    The Columbia–Wrightsville Bridge is a historic multi-span concrete arch bridge in Pennsylvania that carries U.S. Route 462 between the towns of Columbia and Wrightsville.
  • E. Crown Point Bridge
    Crown Point Bridge is a highway bridge that spans Lake Champlain, connecting Crown Point, New York, with Vermont.
  • 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: Charleroi–Monessen Bridge
Triple: [Charleroi, Pennsylvania, riverCrossing, Charleroi–Monessen Bridge]
Generated description
The Charleroi–Monessen Bridge is a steel truss bridge spanning the Monongahela River in southwestern Pennsylvania, connecting the towns of Charleroi and Monessen.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Charleroi–Monessen Bridge
Target entity description: The Charleroi–Monessen Bridge is a steel truss bridge spanning the Monongahela River in southwestern Pennsylvania, connecting the towns of Charleroi and Monessen.
  • A. Ambridge–Aliquippa Bridge
    The Ambridge–Aliquippa Bridge is a historic steel truss bridge spanning the Ohio River in western Pennsylvania, connecting the communities of Ambridge and Aliquippa.
  • B. Walnut Lane Memorial Bridge
    Walnut Lane Memorial Bridge is a historic steel arch bridge in Philadelphia, Pennsylvania, recognized as one of David B. Steinman’s early landmark engineering works.
  • C. Benjamin Franklin Bridge
    The Benjamin Franklin Bridge is a major suspension bridge connecting Philadelphia, Pennsylvania, and Camden, New Jersey, serving as a key transportation link across the Delaware River.
  • D. Columbia–Wrightsville Bridge
    The Columbia–Wrightsville Bridge is a historic multi-span concrete arch bridge in Pennsylvania that carries U.S. Route 462 between the towns of Columbia and Wrightsville.
  • E. Crown Point Bridge
    Crown Point Bridge is a highway bridge that spans Lake Champlain, connecting Crown Point, New York, with Vermont.
  • 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_69c6888350588190870cd552b427a1cd completed March 27, 2026, 1:39 p.m.
NER Named-entity recognition batch_69c6e66b230c819090ddbc5396868305 completed March 27, 2026, 8:19 p.m.
NED1 Entity disambiguation (via context triple) batch_69d0f32101e08190888a1f44c2224e1e completed April 4, 2026, 11:16 a.m.
NEDg Description generation batch_69d0f46bd034819093e7157a3e1ac1fc completed April 4, 2026, 11:22 a.m.
NED2 Entity disambiguation (via description) batch_69d0f5bf64548190b40e97b279db5105 completed April 4, 2026, 11:27 a.m.
Created at: March 27, 2026, 2:44 p.m.