Triple

T4935517
Position Surface form Disambiguated ID Type / Status
Subject BMT Myrtle Avenue Line E110801 entity
Predicate formerService P1294 FINISHED
Object SS Myrtle Shuttle
SS Myrtle Shuttle was a short New York City subway shuttle service that operated along a remaining segment of the Myrtle Avenue elevated line in Brooklyn after most of the line was closed.
E481016 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: SS Myrtle Shuttle | Statement: [BMT Myrtle Avenue Line, formerService, SS Myrtle Shuttle]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: SS Myrtle Shuttle
Context triple: [BMT Myrtle Avenue Line, formerService, SS Myrtle Shuttle]
  • A. MV Arlanza
    MV Arlanza was a British ocean liner built by the renowned shipbuilding company Harland and Wolff for passenger and cargo service in the mid-20th century.
  • B. SS Nomadic
    SS Nomadic is a preserved early 20th-century tender ship built to serve RMS Titanic and now a historic museum vessel in Belfast.
  • C. MV Puyallup
    MV Puyallup is a large Jumbo Mark II-class passenger and vehicle ferry operating in the Washington State Ferries system, primarily serving busy routes in the Puget Sound region.
  • D. 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.
  • E. S.S. Lotus
    S.S. Lotus is the steamship at the center of the 1927 Permanent Court of International Justice case "The Lotus," a landmark decision in international law on jurisdiction over incidents on the high seas.
  • 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: SS Myrtle Shuttle
Triple: [BMT Myrtle Avenue Line, formerService, SS Myrtle Shuttle]
Generated description
SS Myrtle Shuttle was a short New York City subway shuttle service that operated along a remaining segment of the Myrtle Avenue elevated line in Brooklyn after most of the line was closed.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: SS Myrtle Shuttle
Target entity description: SS Myrtle Shuttle was a short New York City subway shuttle service that operated along a remaining segment of the Myrtle Avenue elevated line in Brooklyn after most of the line was closed.
  • A. MV Arlanza
    MV Arlanza was a British ocean liner built by the renowned shipbuilding company Harland and Wolff for passenger and cargo service in the mid-20th century.
  • B. SS Nomadic
    SS Nomadic is a preserved early 20th-century tender ship built to serve RMS Titanic and now a historic museum vessel in Belfast.
  • C. MV Puyallup
    MV Puyallup is a large Jumbo Mark II-class passenger and vehicle ferry operating in the Washington State Ferries system, primarily serving busy routes in the Puget Sound region.
  • D. 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.
  • E. S.S. Lotus
    S.S. Lotus is the steamship at the center of the 1927 Permanent Court of International Justice case "The Lotus," a landmark decision in international law on jurisdiction over incidents on the high seas.
  • 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_69bd4415eee08190bdce70276e56a5b4 completed March 20, 2026, 12:56 p.m.
NER Named-entity recognition batch_69bd706825188190b854dca5ca2f9db6 completed March 20, 2026, 4:06 p.m.
NED1 Entity disambiguation (via context triple) batch_69be77b74c748190a995a26f45b79ee9 completed March 21, 2026, 10:49 a.m.
NEDg Description generation batch_69be7868a9148190b9f165fb2406dd9d completed March 21, 2026, 10:52 a.m.
NED2 Entity disambiguation (via description) batch_69be7915a26c81909b21a128daebf5b3 completed March 21, 2026, 10:55 a.m.
Created at: March 20, 2026, 1:30 p.m.