Triple

T7761286
Position Surface form Disambiguated ID Type / Status
Subject Berwyn station E176025 entity
Predicate railroadHistory P19012 FINISHED
Object Chicago, Burlington and Quincy Railroad E114572 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, Burlington and Quincy Railroad | Statement: [Berwyn station, railroadHistory, Chicago, Burlington and Quincy Railroad]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Chicago, Burlington and Quincy Railroad
Context triple: [Berwyn station, railroadHistory, Chicago, Burlington and Quincy Railroad]
  • A. Chicago, Burlington and Quincy Railroad chosen
    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.
  • 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. 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.
  • E. Chicago North Shore and Milwaukee Railroad
    The Chicago North Shore and Milwaukee Railroad was an interurban electric railway that operated between Chicago and Milwaukee, providing high-speed commuter and intercity service along the Lake Michigan shoreline in the early to mid-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_69c69962923c8190ac74d28b4f9fe0a0 completed March 27, 2026, 2:51 p.m.
NER Named-entity recognition batch_69c704036c588190a441e56c738cc309 completed March 27, 2026, 10:26 p.m.
NED1 Entity disambiguation (via context triple) batch_69c8c7d658888190af97b83127086a2b completed March 29, 2026, 6:33 a.m.
Created at: March 27, 2026, 4:09 p.m.