Triple

T779895
Position Surface form Disambiguated ID Type / Status
Subject M train E16471 entity
Predicate hasRouteThrough P4374 FINISHED
Object Jamaica Line
The Jamaica Line is an elevated New York City Subway corridor in Brooklyn and Queens that carries services such as the M train.
E93400 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: Jamaica Line | Statement: [M train, hasRouteThrough, Jamaica Line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Jamaica Line
Context triple: [M train, hasRouteThrough, Jamaica Line]
  • A. Jamaica Yard
    Jamaica Yard is a major New York City Subway maintenance and storage facility in Queens that services and houses trains on several lines, including the E train.
  • B. Ashton Line
    The Ashton Line is a light-rail route on Greater Manchester’s Metrolink network that runs between Manchester city centre and Ashton-under-Lyne.
  • C. River Windrush
    The River Windrush is a picturesque tributary of the River Thames in the Cotswolds and Oxfordshire, England, known for flowing through towns such as Bourton-on-the-Water and Witney.
  • D. Cutty Sark
    Cutty Sark is a famous 19th-century British clipper ship preserved as a museum ship and historic landmark in London.
  • E. Dorado
    Dorado is a coastal municipality in northern Puerto Rico known for its upscale resorts, golf courses, and residential communities.
  • 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: Jamaica Line
Triple: [M train, hasRouteThrough, Jamaica Line]
Generated description
The Jamaica Line is an elevated New York City Subway corridor in Brooklyn and Queens that carries services such as the M train.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Jamaica Line
Target entity description: The Jamaica Line is an elevated New York City Subway corridor in Brooklyn and Queens that carries services such as the M train.
  • A. Jamaica Yard
    Jamaica Yard is a major New York City Subway maintenance and storage facility in Queens that services and houses trains on several lines, including the E train.
  • B. Ashton Line
    The Ashton Line is a light-rail route on Greater Manchester’s Metrolink network that runs between Manchester city centre and Ashton-under-Lyne.
  • C. River Windrush
    The River Windrush is a picturesque tributary of the River Thames in the Cotswolds and Oxfordshire, England, known for flowing through towns such as Bourton-on-the-Water and Witney.
  • D. Cutty Sark
    Cutty Sark is a famous 19th-century British clipper ship preserved as a museum ship and historic landmark in London.
  • E. Dorado
    Dorado is a coastal municipality in northern Puerto Rico known for its upscale resorts, golf courses, and residential communities.
  • 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_69a4936ad1fc81908f190208059ccf78 completed March 1, 2026, 7:28 p.m.
NER Named-entity recognition batch_69a4aa9cecd08190a23c9f65080a4ac7 completed March 1, 2026, 9:07 p.m.
NED1 Entity disambiguation (via context triple) batch_69a6787ccafc8190a8d31089f906404b completed March 3, 2026, 5:58 a.m.
NEDg Description generation batch_69a678e7922881909fb8044658ce7865 completed March 3, 2026, 6 a.m.
NED2 Entity disambiguation (via description) batch_69a6794a539081908964bbcb2ad04391 completed March 3, 2026, 6:01 a.m.
Created at: March 1, 2026, 7:37 p.m.