Triple

T11105325
Position Surface form Disambiguated ID Type / Status
Subject Coast Line E262611 entity
Predicate servedTrain P6301 FINISHED
Object Southern Pacific Lark
The Southern Pacific Lark was an overnight passenger train operated by the Southern Pacific Railroad along California’s coast between Los Angeles and San Francisco.
E905531 NE FINISHED

How this triple was built (4 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: Southern Pacific Lark | Statement: [Coast Line, servedTrain, Southern Pacific Lark]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Southern Pacific Lark
Context triple: [Coast Line, servedTrain, Southern Pacific Lark]
  • A. Cassin’s Finch
    Cassin’s Finch is a small North American songbird in the finch family, noted for the adult male’s rosy-red plumage and melodious warbling song.
  • B. Spizella
    Spizella is a genus of small New World sparrows known for their slender build and often subtle plumage, commonly found in open woodlands and shrubby habitats across North America.
  • C. Eastern meadowlark
    The Eastern meadowlark is a medium-sized North American songbird known for its bright yellow underparts with a black "V" on the chest and its clear, whistled song delivered from open grasslands and fields.
  • D. Cassin’s Sparrow
    Cassin’s Sparrow is a small, streaky brown songbird of arid grasslands in the southwestern United States and northern Mexico, noted for its skylarking display flights and subtle plumage.
  • E. Lark bunting
    The lark bunting is a medium-sized North American sparrow known for the male’s striking black-and-white breeding plumage and melodious song, commonly found in the grasslands of the central United States.
  • 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: Southern Pacific Lark
Triple: [Coast Line, servedTrain, Southern Pacific Lark]
Generated description
The Southern Pacific Lark was an overnight passenger train operated by the Southern Pacific Railroad along California’s coast between Los Angeles and San Francisco.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Southern Pacific Lark
Target entity description: The Southern Pacific Lark was an overnight passenger train operated by the Southern Pacific Railroad along California’s coast between Los Angeles and San Francisco.
  • A. Cassin’s Finch
    Cassin’s Finch is a small North American songbird in the finch family, noted for the adult male’s rosy-red plumage and melodious warbling song.
  • B. Spizella
    Spizella is a genus of small New World sparrows known for their slender build and often subtle plumage, commonly found in open woodlands and shrubby habitats across North America.
  • C. Eastern meadowlark
    The Eastern meadowlark is a medium-sized North American songbird known for its bright yellow underparts with a black "V" on the chest and its clear, whistled song delivered from open grasslands and fields.
  • D. Cassin’s Sparrow
    Cassin’s Sparrow is a small, streaky brown songbird of arid grasslands in the southwestern United States and northern Mexico, noted for its skylarking display flights and subtle plumage.
  • E. Lark bunting
    The lark bunting is a medium-sized North American sparrow known for the male’s striking black-and-white breeding plumage and melodious song, commonly found in the grasslands of the central United States.
  • 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_69d6aa9a40d88190a373e2c7e48285db completed April 8, 2026, 7:20 p.m.
NER Named-entity recognition batch_69d79a2e319881909e66d3c0c73b56bc completed April 9, 2026, 12:23 p.m.
NED1 Entity disambiguation (via context triple) batch_69e42d7016908190bb7aadadacb5b50f completed April 19, 2026, 1:18 a.m.
NEDg Description generation batch_69e42f3dd02c8190b40bc692c24b2ff4 completed April 19, 2026, 1:26 a.m.
NED2 Entity disambiguation (via description) batch_69e4375eaf448190a17f8df1e83145e0 completed April 19, 2026, 2:01 a.m.
Created at: April 8, 2026, 9:27 p.m.