Triple

T2077427
Position Surface form Disambiguated ID Type / Status
Subject Susquehanna River E44956 entity
Predicate crossedBy P416 FINISHED
Object 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.
E440342 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: Columbia–Wrightsville Bridge | Statement: [Susquehanna River, crossedBy, Columbia–Wrightsville Bridge]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Columbia–Wrightsville Bridge
Context triple: [Susquehanna River, crossedBy, Columbia–Wrightsville Bridge]
  • A. Cincinnati–Covington Bridge
    The Cincinnati–Covington Bridge is a historic 19th-century suspension bridge over the Ohio River, renowned as a pioneering precursor to the Brooklyn Bridge and a major engineering achievement of its era.
  • B. Grenville Dodge Memorial Bridge
    The Grenville Dodge Memorial Bridge is a major highway bridge in the Omaha–Council Bluffs area that carries Interstate 480 across the Missouri River between Nebraska and Iowa.
  • C. Glenn L. Jackson Memorial Bridge
    The Glenn L. Jackson Memorial Bridge is a major concrete segmental bridge carrying traffic across the Columbia River between Oregon and Washington as part of the Portland metropolitan highway system.
  • D. Charles R. Fenwick Bridge
    The Charles R. Fenwick Bridge is a major Potomac River crossing in the Washington, D.C. area that carries the Yellow Line of the Washington Metro between Virginia and the District of Columbia.
  • E. Mark Twain Memorial Bridge
    The Mark Twain Memorial Bridge is a highway bridge over the Mississippi River near Hannibal, Missouri, named in honor of the famed American author Mark Twain.
  • 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: Columbia–Wrightsville Bridge
Triple: [Susquehanna River, crossedBy, Columbia–Wrightsville Bridge]
Generated description
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.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Columbia–Wrightsville Bridge
Target entity description: 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.
  • A. Cincinnati–Covington Bridge
    The Cincinnati–Covington Bridge is a historic 19th-century suspension bridge over the Ohio River, renowned as a pioneering precursor to the Brooklyn Bridge and a major engineering achievement of its era.
  • B. Grenville Dodge Memorial Bridge
    The Grenville Dodge Memorial Bridge is a major highway bridge in the Omaha–Council Bluffs area that carries Interstate 480 across the Missouri River between Nebraska and Iowa.
  • C. Glenn L. Jackson Memorial Bridge
    The Glenn L. Jackson Memorial Bridge is a major concrete segmental bridge carrying traffic across the Columbia River between Oregon and Washington as part of the Portland metropolitan highway system.
  • D. Charles R. Fenwick Bridge
    The Charles R. Fenwick Bridge is a major Potomac River crossing in the Washington, D.C. area that carries the Yellow Line of the Washington Metro between Virginia and the District of Columbia.
  • E. Mark Twain Memorial Bridge
    The Mark Twain Memorial Bridge is a highway bridge over the Mississippi River near Hannibal, Missouri, named in honor of the famed American author Mark Twain.
  • 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_69a88916c2b48190a5ca2e9b12cad3ed completed March 4, 2026, 7:33 p.m.
NER Named-entity recognition batch_69abba2fa9c48190958826d5226544df completed March 7, 2026, 5:39 a.m.
NED1 Entity disambiguation (via context triple) batch_69b6130aaa7081908956e2db62005b92 completed March 15, 2026, 2:01 a.m.
NEDg Description generation batch_69b613f0d5dc8190a48e60c63ea9d717 completed March 15, 2026, 2:05 a.m.
NED2 Entity disambiguation (via description) batch_69b617f70f608190bce1043c2254c9e5 completed March 15, 2026, 2:22 a.m.
Created at: March 4, 2026, 7:41 p.m.