Triple

T5083197
Position Surface form Disambiguated ID Type / Status
Subject Chicago, Burlington and Quincy Railroad E114572 entity
Predicate formedFrom P402 FINISHED
Object Burlington and Missouri River Railroad in Iowa E492679 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: Burlington and Missouri River Railroad in Iowa | Statement: [Chicago, Burlington and Quincy Railroad, formedFrom, Burlington and Missouri River Railroad in Iowa]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Burlington and Missouri River Railroad in Iowa
Context triple: [Chicago, Burlington and Quincy Railroad, formedFrom, Burlington and Missouri River Railroad in Iowa]
  • A. Burlington and Missouri River Railroad in Nebraska chosen
    The Burlington and Missouri River Railroad in Nebraska was a 19th-century Midwestern railroad whose lines became a key part of the Chicago, Burlington and Quincy Railroad system.
  • B. 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.
  • C. Missouri–Kansas–Texas Railroad
    The Missouri–Kansas–Texas Railroad, commonly known as the MKT or "the Katy," was a major American railroad that served the south-central United States, particularly linking Missouri, Kansas, Oklahoma, and Texas.
  • D. Rutland Railroad
    The Rutland Railroad was a regional railroad in the northeastern United States that primarily served Vermont and parts of New York, playing a key role in the area's freight and passenger transportation during the late 19th and early 20th centuries.
  • E. St. Louis–San Francisco Railway
    The St. Louis–San Francisco Railway, commonly known as the Frisco, was a major American railroad that operated in the central and south-central United States from the late 19th to the 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_69bd443dbf908190a9401e9c2dc7bd7d completed March 20, 2026, 12:57 p.m.
NER Named-entity recognition batch_69bd7517af308190bab5507a9344bf68 completed March 20, 2026, 4:25 p.m.
NED1 Entity disambiguation (via context triple) batch_69beba6f3eb48190b544bf743829cb0c completed March 21, 2026, 3:34 p.m.
Created at: March 20, 2026, 1:39 p.m.