Triple

T22009922
Position Surface form Disambiguated ID Type / Status
Subject Waddell & Harrington E543547 entity
Predicate notableWork P4 FINISHED
Object Burlington Bridge (Mississippi River)
Burlington Bridge (Mississippi River) is a historic railroad swing bridge spanning the Mississippi River between Burlington, Iowa, and Gulfport, Illinois, known for its early 20th-century engineering and role in regional rail transport.
E1514431 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: Burlington Bridge (Mississippi River) | Statement: [Waddell & Harrington, notableWork, Burlington Bridge (Mississippi River)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Burlington Bridge (Mississippi River)
Context triple: [Waddell & Harrington, notableWork, Burlington Bridge (Mississippi River)]
  • A. Point of Rocks Bridge
    Point of Rocks Bridge is a historic highway bridge over the Potomac River that connects Point of Rocks, Maryland, with Virginia and serves as a key regional crossing.
  • B. Big Black River bridge
    Big Black River bridge is a strategic crossing over Mississippi’s Big Black River that played a key role in the American Civil War, particularly during the Vicksburg Campaign.
  • C. Atchafalaya Basin Bridge
    The Atchafalaya Basin Bridge is a long twin-span elevated highway bridge in Louisiana that carries Interstate 10 across the vast Atchafalaya Basin swamp.
  • D. Rock River bridge
    Rock River bridge is a notable local bridge in Rock Rapids, Iowa, spanning the Rock River and serving as an important transportation and community landmark.
  • E. Portageville Bridge
    Portageville Bridge is a historic railroad bridge spanning the Genesee River in Letchworth State Park in western New York, known for its dramatic views near the park’s Upper Falls.
  • 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: Burlington Bridge (Mississippi River)
Triple: [Waddell & Harrington, notableWork, Burlington Bridge (Mississippi River)]
Generated description
Burlington Bridge (Mississippi River) is a historic railroad swing bridge spanning the Mississippi River between Burlington, Iowa, and Gulfport, Illinois, known for its early 20th-century engineering and role in regional rail transport.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Burlington Bridge (Mississippi River)
Target entity description: Burlington Bridge (Mississippi River) is a historic railroad swing bridge spanning the Mississippi River between Burlington, Iowa, and Gulfport, Illinois, known for its early 20th-century engineering and role in regional rail transport.
  • A. Point of Rocks Bridge
    Point of Rocks Bridge is a historic highway bridge over the Potomac River that connects Point of Rocks, Maryland, with Virginia and serves as a key regional crossing.
  • B. Big Black River bridge
    Big Black River bridge is a strategic crossing over Mississippi’s Big Black River that played a key role in the American Civil War, particularly during the Vicksburg Campaign.
  • C. Atchafalaya Basin Bridge
    The Atchafalaya Basin Bridge is a long twin-span elevated highway bridge in Louisiana that carries Interstate 10 across the vast Atchafalaya Basin swamp.
  • D. Rock River bridge
    Rock River bridge is a notable local bridge in Rock Rapids, Iowa, spanning the Rock River and serving as an important transportation and community landmark.
  • E. Portageville Bridge
    Portageville Bridge is a historic railroad bridge spanning the Genesee River in Letchworth State Park in western New York, known for its dramatic views near the park’s Upper Falls.
  • 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_69e11e2db934819095556760c7d85e4d completed April 16, 2026, 5:36 p.m.
NER Named-entity recognition batch_69f127a376048190a78ba7efd303b58a completed April 28, 2026, 9:33 p.m.
NED1 Entity disambiguation (via context triple) batch_6a0a7376d19481909aa40216cf57c568 completed May 18, 2026, 2:03 a.m.
NEDg Description generation batch_6a0a74e81da881908c73d864258dcdd5 completed May 18, 2026, 2:09 a.m.
NED2 Entity disambiguation (via description) batch_6a0a75cbb2408190b058713432b048a2 completed May 18, 2026, 2:13 a.m.
Created at: April 16, 2026, 8:22 p.m.