Triple

T2450564
Position Surface form Disambiguated ID Type / Status
Subject West Liberty, Iowa E53692 entity
Predicate hasRailService P782 FINISHED
Object Iowa Interstate Railroad
Iowa Interstate Railroad is a regional freight railroad operating across parts of Iowa and neighboring Midwestern states, connecting local industries to the national rail network.
E267533 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: Iowa Interstate Railroad | Statement: [West Liberty, Iowa, hasRailService, Iowa Interstate Railroad]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Iowa Interstate Railroad
Context triple: [West Liberty, Iowa, hasRailService, Iowa Interstate Railroad]
  • A. Illinois Central Railroad
    The Illinois Central Railroad was a major American rail carrier that played a pivotal role in connecting the Midwest to the Gulf of Mexico and fostering economic development along its north–south route.
  • B. Chicago and North Western Railway Company
    The Chicago and North Western Railway Company was a major Midwestern American railroad that operated an extensive network of lines connecting Chicago with the upper Midwest and Great Plains from the 19th through the 20th century.
  • C. Chicago, Rock Island and Pacific Railroad
    The Chicago, Rock Island and Pacific Railroad was a major Midwestern U.S. railroad that operated extensive passenger and freight services, notably connecting Chicago with cities across the Great Plains and Southwest, until its final liquidation in the 1980s.
  • D. Missouri Pacific Railroad
    Missouri Pacific Railroad was a major American Class I railroad that operated across the Midwestern and Southwestern United States, playing a key role in regional freight and passenger transportation before its merger into the Union Pacific system.
  • E. Milwaukee Road
    The Milwaukee Road was a major American railroad that operated an extensive Midwestern and Pacific Northwest network, noted especially for its electrified mountain routes and eventual bankruptcy in the late 20th century.
  • 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: Iowa Interstate Railroad
Triple: [West Liberty, Iowa, hasRailService, Iowa Interstate Railroad]
Generated description
Iowa Interstate Railroad is a regional freight railroad operating across parts of Iowa and neighboring Midwestern states, connecting local industries to the national rail network.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Iowa Interstate Railroad
Target entity description: Iowa Interstate Railroad is a regional freight railroad operating across parts of Iowa and neighboring Midwestern states, connecting local industries to the national rail network.
  • A. Illinois Central Railroad
    The Illinois Central Railroad was a major American rail carrier that played a pivotal role in connecting the Midwest to the Gulf of Mexico and fostering economic development along its north–south route.
  • B. Chicago and North Western Railway Company
    The Chicago and North Western Railway Company was a major Midwestern American railroad that operated an extensive network of lines connecting Chicago with the upper Midwest and Great Plains from the 19th through the 20th century.
  • C. Chicago, Rock Island and Pacific Railroad
    The Chicago, Rock Island and Pacific Railroad was a major Midwestern U.S. railroad that operated extensive passenger and freight services, notably connecting Chicago with cities across the Great Plains and Southwest, until its final liquidation in the 1980s.
  • D. Missouri Pacific Railroad
    Missouri Pacific Railroad was a major American Class I railroad that operated across the Midwestern and Southwestern United States, playing a key role in regional freight and passenger transportation before its merger into the Union Pacific system.
  • E. Milwaukee Road
    The Milwaukee Road was a major American railroad that operated an extensive Midwestern and Pacific Northwest network, noted especially for its electrified mountain routes and eventual bankruptcy in the late 20th century.
  • 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_69ab495d227c8190b26ae6548eeb1019 completed March 6, 2026, 9:38 p.m.
NER Named-entity recognition batch_69abd0f402b48190b871b2475983af7e completed March 7, 2026, 7:17 a.m.
NED1 Entity disambiguation (via context triple) batch_69aef0c2a7b08190beb27f6a83208e5c completed March 9, 2026, 4:09 p.m.
NEDg Description generation batch_69aef5de0e4c8190af460b7e2fb2a5eb completed March 9, 2026, 4:31 p.m.
NED2 Entity disambiguation (via description) batch_69aef68a6a18819097876fea0120103b completed March 9, 2026, 4:34 p.m.
Created at: March 6, 2026, 9:43 p.m.