Triple

T20530880
Position Surface form Disambiguated ID Type / Status
Subject SP Coast Line between Los Angeles and San Francisco E504062 entity
Predicate servedBy P82 FINISHED
Object Coast Daylight — NE NERFINISHED

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: Coast Daylight | Statement: [SP Coast Line between Los Angeles and San Francisco, servedBy, Coast Daylight]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Coast Daylight
Context triple: [SP Coast Line between Los Angeles and San Francisco, servedBy, Coast Daylight]
  • A. Coast Daylight chosen
    Coast Daylight was a famous Southern Pacific Railroad daytime passenger train that ran along the scenic California coast between Los Angeles and San Francisco.
  • B. Alaska Daylight Time
    Alaska Daylight Time is the daylight saving time observed in most of the U.S. state of Alaska, running one hour ahead of Alaska Standard Time.
  • C. Hawaii–Aleutian Standard Time
    Hawaii–Aleutian Standard Time is the time zone used by Hawaii and part of the Aleutian Islands, typically 10 hours behind Coordinated Universal Time (UTC−10:00).
  • D. Chatham Daylight Time
    Chatham Daylight Time is the daylight saving time observed in New Zealand’s Chatham Islands, running 45 minutes ahead of New Zealand Daylight Time.
  • E. Yukon Time Zone
    The Yukon Time Zone is a North American time zone used primarily in Canada's Yukon territory, aligning year-round with Pacific Daylight Time.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (2 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_69e0b4b3a6e08190ae663701f50fab8e completed April 16, 2026, 10:06 a.m.
NER Named-entity recognition batch_69e6a06b923c81908ba24be6645a7c61 completed April 20, 2026, 9:53 p.m.
Created at: April 16, 2026, 11:37 a.m.