Triple

T7910496
Position Surface form Disambiguated ID Type / Status
Subject Moynihan Train Hall E183684 entity
Predicate hasFeature P182 FINISHED
Object Amtrak Metropolitan Lounge E533992 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 Metropolitan Lounge | Statement: [Moynihan Train Hall, hasFeature, Amtrak Metropolitan Lounge]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Amtrak Metropolitan Lounge
Context triple: [Moynihan Train Hall, hasFeature, Amtrak Metropolitan Lounge]
  • A. Amtrak Metropolitan Lounge chosen
    The Amtrak Metropolitan Lounge is a premium waiting area in Chicago Union Station offering comfortable seating, complimentary refreshments, and enhanced services for select Amtrak passengers.
  • B. Amtrak Auto Train terminal
    The Amtrak Auto Train terminal in Sanford, Florida is the southern terminus of Amtrak’s Auto Train service, where passengers and their vehicles are loaded for rail transport to and from the Washington, D.C. area.
  • C. Amtrak (station facility)
    Amtrak (station facility) is the United States’ national passenger rail service operator that manages and maintains train stations and related passenger facilities across its network.
  • D. Jackson Amtrak station
    Jackson Amtrak station is a historic passenger rail station in Jackson, Michigan, serving Amtrak trains on the Wolverine line between Chicago and Detroit/Pontiac.
  • E. Brightline premium lounge
    Brightline premium lounge is an exclusive, upscale waiting area for Brightline train passengers at Orlando International Airport, offering enhanced comfort, amenities, and services.
  • 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_69ca828dec0c81908b8f55a4dbbb53ff completed March 30, 2026, 2:02 p.m.
NER Named-entity recognition batch_69cb3a5db9508190bbe92673ef5a7861 completed March 31, 2026, 3:07 a.m.
NED1 Entity disambiguation (via context triple) batch_69cb5bd54f548190916bf00852f37224 completed March 31, 2026, 5:29 a.m.
Created at: March 30, 2026, 5:04 p.m.