Triple

T97705
Position Surface form Disambiguated ID Type / Status
Subject IND Division E1968 entity
Predicate openedWith P3496 FINISHED
Object Eighth Avenue Line
The Eighth Avenue Line is a major New York City Subway trunk line in Manhattan, primarily served by the A, C, and E trains and known as the system’s first fully independent subway route.
E35963 NE FINISHED

How this triple was built (5 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: Eighth Avenue Line | Statement: [IND Division, openedWith, Eighth Avenue Line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Eighth Avenue Line
Context triple: [IND Division, openedWith, Eighth Avenue Line]
  • A. Dyre Avenue Line
    The Dyre Avenue Line is a New York City Subway line in the Bronx operated by the IRT division, primarily serving the 5 train along a former New York, Westchester and Boston Railway right-of-way.
  • B. Lenox Avenue Line
    The Lenox Avenue Line is a major New York City Subway route in Harlem, Manhattan, primarily served by IRT trains running beneath Lenox Avenue.
  • C. Jerome Avenue Line
    The Jerome Avenue Line is a New York City Subway route in the Bronx, primarily served by the 4 train and running along Jerome Avenue from the Yankee Stadium area toward the northern end of the borough.
  • D. Blue Line
    The Blue Line is one of the color-coded rapid transit routes in the Washington Metro system, running through key parts of Washington, D.C. and its Virginia suburbs.
  • E. Blue Line
    The Blue Line is a major rapid transit route in Chicago that runs between O'Hare International Airport and the city's western suburbs via downtown.
  • 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: Eighth Avenue Line
Triple: [IND Division, openedWith, Eighth Avenue Line]
Generated description
The Eighth Avenue Line is a major New York City Subway trunk line in Manhattan, primarily served by the A, C, and E trains and known as the system’s first fully independent subway route.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Eighth Avenue Line
Target entity description: The Eighth Avenue Line is a major New York City Subway trunk line in Manhattan, primarily served by the A, C, and E trains and known as the system’s first fully independent subway route.
  • A. Dyre Avenue Line
    The Dyre Avenue Line is a New York City Subway line in the Bronx operated by the IRT division, primarily serving the 5 train along a former New York, Westchester and Boston Railway right-of-way.
  • B. Lenox Avenue Line
    The Lenox Avenue Line is a major New York City Subway route in Harlem, Manhattan, primarily served by IRT trains running beneath Lenox Avenue.
  • C. Jerome Avenue Line
    The Jerome Avenue Line is a New York City Subway route in the Bronx, primarily served by the 4 train and running along Jerome Avenue from the Yankee Stadium area toward the northern end of the borough.
  • D. Blue Line
    The Blue Line is one of the color-coded rapid transit routes in the Washington Metro system, running through key parts of Washington, D.C. and its Virginia suburbs.
  • E. Blue Line
    The Blue Line is a major rapid transit route in Chicago that runs between O'Hare International Airport and the city's western suburbs via downtown.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: openedWith
Context triple: [IND Division, openedWith, Eighth Avenue Line]
  • A. openedIn
    Indicates that an entity (such as a business, event, or institution) began operating or was inaugurated in a specific time period or location.
  • B. opened
    Indicates that one entity caused another entity (such as an object, container, or passage) to change from a closed or inaccessible state to an open or accessible state.
  • C. openedForUse
    Indicates that something has been made accessible and available for its intended operation or use.
  • D. isOpenTo
    Indicates that one entity is receptive, willing, or available to consider, accept, or engage with another entity or proposal.
  • E. usedDocument
    Indicates that one entity has employed, referenced, or otherwise made use of a particular document in performing an action or fulfilling a purpose.
  • F. None of above. chosen

Provenance (7 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_69a24d4862f881908cc8b89d3a78031d completed Feb. 28, 2026, 2:04 a.m.
NER Named-entity recognition batch_69a24feef1b08190bb9525f71cce053e completed Feb. 28, 2026, 2:16 a.m.
NED1 Entity disambiguation (via context triple) batch_69a39148b1d0819089f46f9d287a23b3 completed March 1, 2026, 1:07 a.m.
NEDg Description generation batch_69a3932aa7d48190a598d9c0615a72b9 completed March 1, 2026, 1:15 a.m.
NED2 Entity disambiguation (via description) batch_69a393794150819092f44b23ba95c449 completed March 1, 2026, 1:16 a.m.
PD Predicate disambiguation batch_69a24ebe7b1c8190a6bfbf31dc7c7f07 completed Feb. 28, 2026, 2:11 a.m.
PDg Predicate description generation batch_69a24f4b4658819087902414959161fb completed Feb. 28, 2026, 2:13 a.m.
Created at: Feb. 28, 2026, 2:09 a.m.