Triple

T8068555
Position Surface form Disambiguated ID Type / Status
Subject Union Pacific Railroad mainline in the Columbia River Gorge E188306 entity
Predicate connects P390 FINISHED
Object the U.S. Midwest E405 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: the U.S. Midwest | Statement: [Union Pacific Railroad mainline in the Columbia River Gorge, connects, the U.S. Midwest]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: the U.S. Midwest
Context triple: [Union Pacific Railroad mainline in the Columbia River Gorge, connects, the U.S. Midwest]
  • A. Midwestern United States chosen
    The Midwestern United States is a region of the country known for its agricultural heartland, major industrial cities, and central role in American culture and history.
  • B. Midwest Region
    The Midwest Region is one of the four geographic brackets used to organize teams and games in the NCAA Division I Men’s Basketball Tournament.
  • C. Corn Belt
    The Corn Belt is a highly productive agricultural region in the central United States known for its intensive corn and soybean farming.
  • D. West North Central United States
    The West North Central United States is a U.S. Census Bureau region in the Midwest that includes states such as Missouri, Iowa, Kansas, Nebraska, and the Dakotas.
  • E. Central United States
    The Central United States is a broad region of the country that spans the middle portion of the contiguous U.S., encompassing parts of the Midwest, Great Plains, and South.
  • 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_69ca82b42674819086840efea12478e5 completed March 30, 2026, 2:03 p.m.
NER Named-entity recognition batch_69cb3ff8a4fc8190a97fc7111ca7ec4d completed March 31, 2026, 3:31 a.m.
NED1 Entity disambiguation (via context triple) batch_69cd6769c6948190805188b09c16bed4 completed April 1, 2026, 6:43 p.m.
Created at: March 30, 2026, 5:27 p.m.