Triple

T21760474
Position Surface form Disambiguated ID Type / Status
Subject Starlight E537149 entity
Predicate successor P78 FINISHED
Object Coast Starlight NE NERFINISHED

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: Coast Starlight | Statement: [Starlight, successor, Coast Starlight]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Coast Starlight
Context triple: [Starlight, successor, Coast Starlight]
  • A. Coast Starlight chosen
    Coast Starlight is a long-distance Amtrak passenger train renowned for its scenic route along the U.S. West Coast between Los Angeles and Seattle.
  • B. Amtrak Coast Starlight
    The Amtrak Coast Starlight is a long-distance passenger train running between Seattle and Los Angeles, renowned for its scenic route along the West Coast of the United States.
  • C. California Zephyr
    The California Zephyr is a long-distance passenger train route in the United States that runs through the Rocky Mountains and Sierra Nevada, often regarded as one of the most scenic rail journeys in North America.
  • D. Amtrak Sunset Limited
    The Amtrak Sunset Limited is a long-distance passenger train route that runs between the American South and West, offering overnight service with Superliner bi-level cars.
  • E. Amtrak Empire Builder
    The Amtrak Empire Builder is a long-distance passenger train route that runs between Chicago and the Pacific Northwest, offering scenic views of the northern United States.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (2 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_69e0c46f5d1c8190bf830409e98464e5 completed April 16, 2026, 11:13 a.m.
NER Named-entity recognition batch_69f01d91e9788190a11d0295306e78a4 completed April 28, 2026, 2:38 a.m.
Created at: April 16, 2026, 6:50 p.m.