Triple

T6659646
Position Surface form Disambiguated ID Type / Status
Subject Mattituck station E151441 entity
Predicate servedByLine P1293 FINISHED
Object LIRR Greenport Branch
The LIRR Greenport Branch is a Long Island Rail Road line that runs along the North Fork of Long Island, providing rail service between eastern Suffolk County communities and the rest of the LIRR network.
 E618865 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: LIRR Greenport Branch | Statement: [Mattituck station, servedByLine, LIRR Greenport Branch]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: LIRR Greenport Branch
Context triple: [Mattituck station, servedByLine, LIRR Greenport Branch]
  • A. LIRR Port Jefferson Branch
    The LIRR Port Jefferson Branch is a Long Island Rail Road commuter rail line in New York that runs from Hicksville through northern Long Island to the village of Port Jefferson.
  • B. LIRR Oyster Bay Branch
    The LIRR Oyster Bay Branch is a Long Island Rail Road commuter rail line in New York that runs between Oyster Bay and Jamaica, serving communities on the North Shore of Long Island.
  • C. LIRR Hempstead Branch
    The LIRR Hempstead Branch is a Long Island Rail Road commuter rail line in New York that runs between Hempstead and major hubs in Queens and Manhattan.
  • D. LIRR Montauk Branch
    The LIRR Montauk Branch is a Long Island Rail Road line that runs from Jamaica in Queens through Long Island’s South Shore communities to Montauk at the island’s eastern tip.
  • E. LIRR Babylon Branch
    The LIRR Babylon Branch is a major electrified commuter rail line on the Long Island Rail Road that runs from Jamaica in Queens through Nassau County to Babylon in Suffolk County.
  • 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: LIRR Greenport Branch
Triple: [Mattituck station, servedByLine, LIRR Greenport Branch]
Generated description
The LIRR Greenport Branch is a Long Island Rail Road line that runs along the North Fork of Long Island, providing rail service between eastern Suffolk County communities and the rest of the LIRR network.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: LIRR Greenport Branch
Target entity description: The LIRR Greenport Branch is a Long Island Rail Road line that runs along the North Fork of Long Island, providing rail service between eastern Suffolk County communities and the rest of the LIRR network.
  • A. LIRR Port Jefferson Branch
    The LIRR Port Jefferson Branch is a Long Island Rail Road commuter rail line in New York that runs from Hicksville through northern Long Island to the village of Port Jefferson.
  • B. LIRR Oyster Bay Branch
    The LIRR Oyster Bay Branch is a Long Island Rail Road commuter rail line in New York that runs between Oyster Bay and Jamaica, serving communities on the North Shore of Long Island.
  • C. LIRR Hempstead Branch
    The LIRR Hempstead Branch is a Long Island Rail Road commuter rail line in New York that runs between Hempstead and major hubs in Queens and Manhattan.
  • D. LIRR Montauk Branch
    The LIRR Montauk Branch is a Long Island Rail Road line that runs from Jamaica in Queens through Long Island’s South Shore communities to Montauk at the island’s eastern tip.
  • E. LIRR Babylon Branch
    The LIRR Babylon Branch is a major electrified commuter rail line on the Long Island Rail Road that runs from Jamaica in Queens through Nassau County to Babylon in Suffolk County.
  • 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_69c687f5fac48190a09e4838d9c6b45d completed March 27, 2026, 1:36 p.m.
NER Named-entity recognition batch_69c6b071cc6c81909d7df1841c645661 completed March 27, 2026, 4:29 p.m.
NED1 Entity disambiguation (via context triple) batch_69c71a67cae081908f61e5bc0cafcd2b completed March 28, 2026, 12:01 a.m.
NEDg Description generation batch_69c71b186238819096ef6162f9068543 completed March 28, 2026, 12:04 a.m.
NED2 Entity disambiguation (via description) batch_69c71b98b8008190a972cc0a215295c0 completed March 28, 2026, 12:06 a.m.
Created at: March 27, 2026, 2:02 p.m.