Triple

T8407656
Position Surface form Disambiguated ID Type / Status
Subject Amtrak Silver Star E198539 entity
Predicate sisterService P19167 FINISHED
Object Amtrak Silver Meteor E197376 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: Amtrak Silver Meteor | Statement: [Amtrak Silver Star, sisterService, Amtrak Silver Meteor]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Amtrak Silver Meteor
Context triple: [Amtrak Silver Star, sisterService, Amtrak Silver Meteor]
  • A. Amtrak Silver Meteor chosen
    The Amtrak Silver Meteor is a long-distance passenger train that operates daily between New York City and Miami as part of Amtrak’s Silver Service.
  • B. Amtrak Silver Star
    Amtrak Silver Star is a long-distance passenger train operated by Amtrak that runs between New York City and Miami, serving major cities along the U.S. East Coast.
  • C. 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.
  • D. Amtrak Cardinal
    Amtrak Cardinal is a long-distance passenger train operated by Amtrak that runs between New York City and Chicago via Washington, D.C., Charlottesville, and Cincinnati, offering scenic views through the Appalachian Mountains.
  • E. 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.
  • 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_69ca8310df9c8190b25f16161cca3e41 completed March 30, 2026, 2:05 p.m.
NER Named-entity recognition batch_69cb831409308190981089c303ebaef4 completed March 31, 2026, 8:17 a.m.
NED1 Entity disambiguation (via context triple) batch_69ce030dccf08190a70c0abf0bdcf244 completed April 2, 2026, 5:47 a.m.
Created at: March 30, 2026, 6:05 p.m.