Triple

T7226403
Position Surface form Disambiguated ID Type / Status
Subject Katy E154789 entity
Predicate connectedTo P37 FINISHED
Object St. Louis–San Francisco Railway E133994 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: St. Louis–San Francisco Railway | Statement: [Katy, connectedTo, St. Louis–San Francisco Railway]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: St. Louis–San Francisco Railway
Context triple: [Katy, connectedTo, St. Louis–San Francisco Railway]
  • A. St. Louis–San Francisco Railway chosen
    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.
  • B. 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.
  • 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. Colorado Central Railroad
    The Colorado Central Railroad was a 19th-century narrow-gauge railroad in Colorado that played a key role in serving the region’s mining communities and connecting mountain towns to larger rail networks.
  • E. Nashville, Chattanooga and St. Louis Railway
    The Nashville, Chattanooga and St. Louis Railway was a prominent Southern U.S. railroad that connected key cities across Tennessee and neighboring states, playing a major role in regional transportation and commerce in the late 19th and early 20th centuries.
  • 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_69c68811dd1c8190ac460bb39e64e1f0 completed March 27, 2026, 1:37 p.m.
NER Named-entity recognition batch_69c6e9de21e081908f30700f6211c5ef completed March 27, 2026, 8:34 p.m.
NED1 Entity disambiguation (via context triple) batch_69c810b4a2fc8190bd1dd7dd8cac28c7 completed March 28, 2026, 5:32 p.m.
Created at: March 27, 2026, 2:54 p.m.