Triple

T9148946
Position Surface form Disambiguated ID Type / Status
Subject Amtrak Heartland Flyer E219530 entity
Predicate connectionService P37306 FINISHED
Object Amtrak Texas Eagle at Fort Worth E149040 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 Texas Eagle at Fort Worth | Statement: [Amtrak Heartland Flyer, connectionService, Amtrak Texas Eagle at Fort Worth]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Amtrak Texas Eagle at Fort Worth
Context triple: [Amtrak Heartland Flyer, connectionService, Amtrak Texas Eagle at Fort Worth]
  • A. Amtrak Texas Eagle chosen
    Amtrak Texas Eagle is a long-distance passenger train route in the United States that runs between Chicago and San Antonio, with through-cars continuing to Los Angeles via the Sunset Limited.
  • B. Amtrak Lone Star
    Amtrak Lone Star was a former long-distance passenger train route that operated between Chicago and Texas in the 1970s and early 1980s before its discontinuation.
  • C. Amtrak Heartland Flyer
    The Amtrak Heartland Flyer is a daily passenger train route that operates between Oklahoma City, Oklahoma, and Fort Worth, Texas, providing regional rail service through the Southern Plains.
  • 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 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.
  • 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: connectionService
Context triple: [Amtrak Heartland Flyer, connectionService, Amtrak Texas Eagle at Fort Worth]
  • A. connectionTo chosen
    Indicates a relationship in which one entity is linked, associated, or otherwise related to another entity.
  • B. networkService
    Indicates that one entity provides or participates in a network-based service or functionality for another entity or system.
  • C. connectionPort
    Indicates a specific port through which two components, systems, or devices are connected or can communicate.
  • D. connectivity
    Indicates...the existence, degree, or quality of a link or communication pathway between entities, allowing interaction or information flow between them.
  • E. connectsState
    Indicates a relationship where one entity serves as a link or conduit between different states, conditions, or statuses of another entity.
  • F. None of above.

Provenance (4 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_69ca83e121dc81909912bd66953081c5 completed March 30, 2026, 2:08 p.m.
NER Named-entity recognition batch_69cca91a1fd08190a5bb3d9280439b09 completed April 1, 2026, 5:11 a.m.
NED1 Entity disambiguation (via context triple) batch_69d0545c5bb48190b889e6e9ef0448a5 completed April 3, 2026, 11:59 p.m.
PD Predicate disambiguation batch_69cc6603ce8c8190bf6e8d6754bdec54 completed April 1, 2026, 12:25 a.m.
Created at: March 30, 2026, 7:20 p.m.