Triple

T20179229
Position Surface form Disambiguated ID Type / Status
Subject Chicago–Twin Cities route E492680 entity
Predicate servedByNamedTrain P138983 FINISHED
Object Afternoon Hiawatha — 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: Afternoon Hiawatha | Statement: [Chicago–Twin Cities route, servedByNamedTrain, Afternoon Hiawatha]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Afternoon Hiawatha
Context triple: [Chicago–Twin Cities route, servedByNamedTrain, Afternoon Hiawatha]
  • A. Afternoon Hiawatha chosen
    Afternoon Hiawatha was a streamlined inter-city passenger train that provided daytime service between Chicago and the Twin Cities in the mid-20th century.
  • B. Swanee
    "Swanee" is a popular early 20th-century American song, famously performed by entertainer Al Jolson and associated with the Tin Pan Alley era.
  • C. Morning Hiawatha
    Morning Hiawatha was a streamlined intercity passenger train that operated between Chicago and the Twin Cities as part of the Milwaukee Road’s famed Hiawatha service.
  • D. The Song of Hiawatha
    The Song of Hiawatha is an 1855 epic poem by Henry Wadsworth Longfellow that narrates the legendary adventures of the Native American hero Hiawatha in a rhythmic, chant-like meter.
  • E. Drums Along the Mohawk
    Drums Along the Mohawk is a 1939 Technicolor historical drama film set during the American Revolutionary War, directed by John Ford and noted for its vivid frontier imagery.
  • 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_69da6268a034819081cbd9ea5a1c9475 completed April 11, 2026, 3:02 p.m.
NER Named-entity recognition batch_69e668ed07c8819091bd9ffda237a91c completed April 20, 2026, 5:57 p.m.
Created at: April 11, 2026, 11:36 p.m.