Triple

T6786326
Position Surface form Disambiguated ID Type / Status
Subject Atlantic, Iowa E155811 entity
Predicate hasRailroadHistoryWith P19012 FINISHED
Object Chicago, Rock Island and Pacific Railroad E254857 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: Chicago, Rock Island and Pacific Railroad | Statement: [Atlantic, Iowa, hasRailroadHistoryWith, Chicago, Rock Island and Pacific Railroad]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Chicago, Rock Island and Pacific Railroad
Context triple: [Atlantic, Iowa, hasRailroadHistoryWith, Chicago, Rock Island and Pacific Railroad]
  • A. Chicago, Rock Island and Pacific Railroad chosen
    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.
  • B. Chicago, Burlington and Quincy Railroad
    The Chicago, Burlington and Quincy Railroad was a major American railroad company in the Midwestern and Western United States, known for its extensive passenger and freight services and its role in developing routes between Chicago, Denver, and the Pacific Coast.
  • C. Chicago, Milwaukee, St. Paul and Pacific Railroad
    The Chicago, Milwaukee, St. Paul and Pacific Railroad, commonly known as the Milwaukee Road, was a major Midwestern and transcontinental U.S. railroad renowned for its electrified lines and passenger services.
  • D. 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.
  • E. 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.
  • 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_69c6881770fc8190972b2906390380f5 completed March 27, 2026, 1:37 p.m.
NER Named-entity recognition batch_69c6d28f043081909a9a9ab635785933 completed March 27, 2026, 6:55 p.m.
NED1 Entity disambiguation (via context triple) batch_69c71a84c0c48190be87bff2da4e69a1 completed March 28, 2026, 12:02 a.m.
Created at: March 27, 2026, 2:14 p.m.