Triple

T7987745
Position Surface form Disambiguated ID Type / Status
Subject Los Angeles–New Orleans rail corridor E185723 entity
Predicate majorPassengerService P80196 FINISHED
Object Amtrak Sunset Limited E149874 NE FINISHED

How this triple was built (3 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 Sunset Limited | Statement: [Los Angeles–New Orleans rail corridor, majorPassengerService, Amtrak Sunset Limited]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Amtrak Sunset Limited
Context triple: [Los Angeles–New Orleans rail corridor, majorPassengerService, Amtrak Sunset Limited]
  • A. Amtrak Sunset Limited chosen
    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.
  • B. Amtrak Silver Meteor
    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.
  • C. 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.
  • D. 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.
  • 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.
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: majorPassengerService
Context triple: [Los Angeles–New Orleans rail corridor, majorPassengerService, Amtrak Sunset Limited]
  • A. formerPassengerService
    Indicates that an entity previously provided passenger transportation services but no longer does so.
  • B. hasPassengerServicesTo
    Indicates that a transportation provider operates passenger services connecting one location or entity to another.
  • C. hasPassengerAirlineService
    Indicates that a location or facility is served by scheduled passenger airline flights.
  • D. operatedPassengerServices
    Indicates that an entity provided and managed transportation services specifically for carrying passengers.
  • E. airlineAllianceDuringService
    Indicates that an airline was a member of a specific airline alliance during the period it operated a particular service or route.
  • F. None of above. chosen

Provenance (5 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_69ca829a2cfc819083d591d58ec04075 completed March 30, 2026, 2:03 p.m.
NER Named-entity recognition batch_69cb3c4d11b08190aa13afb17155462c completed March 31, 2026, 3:15 a.m.
NED1 Entity disambiguation (via context triple) batch_69cc568393008190b8ff6cc17f9b5c46 completed March 31, 2026, 11:19 p.m.
PD Predicate disambiguation batch_69cb048009a08190b4c577208a9f8f76 completed March 30, 2026, 11:17 p.m.
PDg Predicate description generation batch_69cb14bbbacc81909c6cf8ec35314bbb completed March 31, 2026, 12:26 a.m.
Created at: March 30, 2026, 5:15 p.m.