Triple

T19966146
Position Surface form Disambiguated ID Type / Status
Subject Garden City station E479937 entity
Predicate formerOwner P347 FINISHED
Object Central Railroad of Long Island
The Central Railroad of Long Island was a 19th-century Long Island rail line developed by Alexander T. Stewart to serve his planned community of Garden City and connect it with the broader region.
E1405215 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: Central Railroad of Long Island | Statement: [Garden City station, formerOwner, Central Railroad of Long Island]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Central Railroad of Long Island
Context triple: [Garden City station, formerOwner, Central Railroad of Long Island]
  • A. Long Island Rail Road Atlantic Branch
    The Long Island Rail Road Atlantic Branch is a major commuter rail line in New York City that runs between Atlantic Terminal in Brooklyn and eastern Queens, providing key connections to other LIRR lines and transit services.
  • B. Long Island Rail Road
    Long Island Rail Road is a major commuter rail system serving Long Island and parts of New York City, known as one of the busiest and oldest railroads in the United States.
  • C. North Shore Railroad
    North Shore Railroad was a regional rail line in Northern California that later became part of the Northwestern Pacific Railroad through consolidation with other local lines.
  • D. Long Island Rail Road Main Line
    The Long Island Rail Road Main Line is the primary rail corridor of the Long Island Rail Road, running from New York City through central Long Island and serving as a major commuter and intercity route.
  • E. Long Island Rail Road Ronkonkoma Branch
    The Long Island Rail Road Ronkonkoma Branch is a major LIRR commuter rail line running between Ronkonkoma in central Long Island and New York City, serving as one of the system’s busiest and most heavily used branches.
  • 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: Central Railroad of Long Island
Triple: [Garden City station, formerOwner, Central Railroad of Long Island]
Generated description
The Central Railroad of Long Island was a 19th-century Long Island rail line developed by Alexander T. Stewart to serve his planned community of Garden City and connect it with the broader region.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Central Railroad of Long Island
Target entity description: The Central Railroad of Long Island was a 19th-century Long Island rail line developed by Alexander T. Stewart to serve his planned community of Garden City and connect it with the broader region.
  • A. Long Island Rail Road Atlantic Branch
    The Long Island Rail Road Atlantic Branch is a major commuter rail line in New York City that runs between Atlantic Terminal in Brooklyn and eastern Queens, providing key connections to other LIRR lines and transit services.
  • B. Long Island Rail Road
    Long Island Rail Road is a major commuter rail system serving Long Island and parts of New York City, known as one of the busiest and oldest railroads in the United States.
  • C. North Shore Railroad
    North Shore Railroad was a regional rail line in Northern California that later became part of the Northwestern Pacific Railroad through consolidation with other local lines.
  • D. Long Island Rail Road Main Line
    The Long Island Rail Road Main Line is the primary rail corridor of the Long Island Rail Road, running from New York City through central Long Island and serving as a major commuter and intercity route.
  • E. Long Island Rail Road Ronkonkoma Branch
    The Long Island Rail Road Ronkonkoma Branch is a major LIRR commuter rail line running between Ronkonkoma in central Long Island and New York City, serving as one of the system’s busiest and most heavily used branches.
  • 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_69d8e523c19881909f9197037200dde6 completed April 10, 2026, 11:55 a.m.
NER Named-entity recognition batch_69e65bc4f47c8190a721f5e488150d81 completed April 20, 2026, 5 p.m.
NED1 Entity disambiguation (via context triple) batch_6a0804f72b288190ae03a856d3581508 completed May 16, 2026, 5:47 a.m.
NEDg Description generation batch_6a0805ff590c8190afe9f275675cbb27 completed May 16, 2026, 5:51 a.m.
NED2 Entity disambiguation (via description) batch_6a0806ab6cdc8190bd11822e0f5426cc completed May 16, 2026, 5:54 a.m.
Created at: April 10, 2026, 1:54 p.m.