Triple

T7732620
Position Surface form Disambiguated ID Type / Status
Subject King Drive station E175297 entity
Predicate servesLineBranch P1293 FINISHED
Object East 63rd Branch of the Green Line
The East 63rd Branch of the Green Line is a segment of Chicago's 'L' rapid transit system running on the South Side and serving neighborhoods along East 63rd Street.
E684060 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: East 63rd Branch of the Green Line | Statement: [King Drive station, servesLineBranch, East 63rd Branch of the Green Line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: East 63rd Branch of the Green Line
Context triple: [King Drive station, servesLineBranch, East 63rd Branch of the Green Line]
  • A. Red Line northwest branch
    The Red Line northwest branch is a planned rapid transit extension serving the northwestern suburbs as part of the Red Line’s expanded corridor.
  • B. Red Line Alewife branch
    The Red Line Alewife branch is a segment of Boston's MBTA Red Line rapid transit system that runs through Cambridge and surrounding areas, terminating at Alewife station.
  • 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. Myrtle Avenue Line
    The Myrtle Avenue Line is a New York City Subway line in Brooklyn and Queens, primarily served by the M train.
  • E. 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.
  • 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: East 63rd Branch of the Green Line
Triple: [King Drive station, servesLineBranch, East 63rd Branch of the Green Line]
Generated description
The East 63rd Branch of the Green Line is a segment of Chicago's 'L' rapid transit system running on the South Side and serving neighborhoods along East 63rd Street.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: East 63rd Branch of the Green Line
Target entity description: The East 63rd Branch of the Green Line is a segment of Chicago's 'L' rapid transit system running on the South Side and serving neighborhoods along East 63rd Street.
  • A. Red Line northwest branch
    The Red Line northwest branch is a planned rapid transit extension serving the northwestern suburbs as part of the Red Line’s expanded corridor.
  • B. Red Line Alewife branch
    The Red Line Alewife branch is a segment of Boston's MBTA Red Line rapid transit system that runs through Cambridge and surrounding areas, terminating at Alewife station.
  • 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. Myrtle Avenue Line
    The Myrtle Avenue Line is a New York City Subway line in Brooklyn and Queens, primarily served by the M train.
  • E. 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.
  • 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_69c6995e912c81909a49a2657103f786 completed March 27, 2026, 2:51 p.m.
NER Named-entity recognition batch_69c7033863d881909451a4f9675021a3 completed March 27, 2026, 10:22 p.m.
NED1 Entity disambiguation (via context triple) batch_69c8b531a7f481908e4ff7f15b851070 completed March 29, 2026, 5:14 a.m.
NEDg Description generation batch_69c8b5fbda848190b09172740371fd47 completed March 29, 2026, 5:17 a.m.
NED2 Entity disambiguation (via description) batch_69c8b675ddb0819085d79dbba560d08f completed March 29, 2026, 5:19 a.m.
Created at: March 27, 2026, 4:06 p.m.