Triple

T271180
Position Surface form Disambiguated ID Type / Status
Subject Texas Eagle E5635 entity
Predicate extendsWithConnectionTo P845 FINISHED
Object Los Angeles via Sunset Limited
Los Angeles via Sunset Limited refers to the through-service connection provided by Amtrak’s Sunset Limited train that allows passengers to travel between the Texas Eagle route and Los Angeles.
E35286 NE FINISHED

How this triple was built (5 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: Los Angeles via Sunset Limited | Statement: [Texas Eagle, extendsWithConnectionTo, Los Angeles via Sunset Limited]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Los Angeles via Sunset Limited
Context triple: [Texas Eagle, extendsWithConnectionTo, Los Angeles via Sunset Limited]
  • A. Coast Starlight
    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. Crossroads of America
    Crossroads of America is a nickname for Indianapolis that reflects its historic and contemporary role as a major national transportation and logistics hub.
  • C. Auto Train
    Auto Train is a long-distance Amtrak service that carries both passengers and their vehicles nonstop between the Washington, D.C. area and central Florida.
  • D. Southwest Chief
    The Southwest Chief is a long-distance Amtrak passenger train route that runs between Chicago and Los Angeles, traversing the Midwest, the Great Plains, and the desert Southwest.
  • E. 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.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Los Angeles via Sunset Limited
Triple: [Texas Eagle, extendsWithConnectionTo, Los Angeles via Sunset Limited]
Generated description
Los Angeles via Sunset Limited refers to the through-service connection provided by Amtrak’s Sunset Limited train that allows passengers to travel between the Texas Eagle route and Los Angeles.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Los Angeles via Sunset Limited
Target entity description: Los Angeles via Sunset Limited refers to the through-service connection provided by Amtrak’s Sunset Limited train that allows passengers to travel between the Texas Eagle route and Los Angeles.
  • A. Coast Starlight
    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. Crossroads of America
    Crossroads of America is a nickname for Indianapolis that reflects its historic and contemporary role as a major national transportation and logistics hub.
  • C. Auto Train
    Auto Train is a long-distance Amtrak service that carries both passengers and their vehicles nonstop between the Washington, D.C. area and central Florida.
  • D. Southwest Chief
    The Southwest Chief is a long-distance Amtrak passenger train route that runs between Chicago and Los Angeles, traversing the Midwest, the Great Plains, and the desert Southwest.
  • E. 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.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: extendsWithConnectionTo
Context triple: [Texas Eagle, extendsWithConnectionTo, Los Angeles via Sunset Limited]
  • A. connectsTo chosen
    Indicates a relationship where one entity is linked or joined to another, allowing interaction, communication, or transfer between them.
  • B. extendsTo
    Indicates that one entity reaches, stretches, or continues its scope, influence, or coverage up to or into another entity.
  • C. hasJunctionWith
    Indicates that one entity meets or intersects with another at a shared junction point.
  • D. mayExtendTo
    Indicates that something has the potential or permission to reach, continue, or be applied up to a specified limit, scope, or boundary.
  • E. confluenceWith
    Indicates that one entity joins or merges together with another, typically at a shared meeting point.
  • F. None of above.

Provenance (6 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_69a25853594c8190b05ec3a586ec88bf completed Feb. 28, 2026, 2:52 a.m.
NER Named-entity recognition batch_69a25e69a9248190b9e7959b43223baa completed Feb. 28, 2026, 3:18 a.m.
NED1 Entity disambiguation (via context triple) batch_69a38f51aeac81908c6d398e650dc315 completed March 1, 2026, 12:58 a.m.
NEDg Description generation batch_69a38fbfac808190b2b551dcbfe6faff completed March 1, 2026, 1 a.m.
NED2 Entity disambiguation (via description) batch_69a3903779e88190a00c44a522e82022 completed March 1, 2026, 1:02 a.m.
PD Predicate disambiguation batch_69a25b721180819080d43c43fcbccf87 completed Feb. 28, 2026, 3:05 a.m.
Created at: Feb. 28, 2026, 2:57 a.m.