Triple

T16645923
Position Surface form Disambiguated ID Type / Status
Subject I-380 bridge over Iowa River E404469 entity
Predicate locatedIn P40 FINISHED
Object Cedar Rapids–Iowa City corridor E229903 NE FINISHED

How this triple was built (2 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: Cedar Rapids–Iowa City corridor | Statement: [I-380 bridge over Iowa River, locatedIn, Cedar Rapids–Iowa City corridor]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Cedar Rapids–Iowa City corridor
Context triple: [I-380 bridge over Iowa River, locatedIn, Cedar Rapids–Iowa City corridor]
  • A. Iowa City–Cedar Rapids Corridor chosen
    The Iowa City–Cedar Rapids Corridor is a metropolitan region in eastern Iowa centered around the cities of Iowa City and Cedar Rapids, known for its intertwined economies, universities, and growing tech and service industries.
  • B. Minneapolis–Bloomington corridor
    The Minneapolis–Bloomington corridor is a major urban transit and development axis in Minnesota linking downtown Minneapolis with the city of Bloomington and key destinations such as the Mall of America.
  • C. Burlington–Fort Madison rail corridor
    The Burlington–Fort Madison rail corridor is a key railway line in southeastern Iowa that carries Amtrak passenger trains and significant freight traffic along the Mississippi River between Burlington and Fort Madison.
  • D. Omaha–Lincoln corridor
    The Omaha–Lincoln corridor is a heavily traveled urban and economic region in eastern Nebraska linking the state’s two largest cities, Omaha and Lincoln, along the Interstate 80 corridor.
  • E. Chicago–Indianapolis corridor
    The Chicago–Indianapolis corridor is a major Midwestern transportation route linking the metropolitan hubs of Chicago, Illinois and Indianapolis, Indiana by highway and rail.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 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_69d8838a41f08190b0c3f79c47df5078 completed April 10, 2026, 4:58 a.m.
NER Named-entity recognition batch_69e37ad59540819093765b7a67320f72 completed April 18, 2026, 12:36 p.m.
NED1 Entity disambiguation (via context triple) batch_6a0084bf0900819092db11456eb8e1c0 completed May 10, 2026, 1:14 p.m.
Created at: April 10, 2026, 5:18 a.m.