Triple

T38456
Position Surface form Disambiguated ID Type / Status
Subject MBTA Red Line E761 entity
Predicate servesStation P839 FINISHED
Object Broadway
Broadway is a subway station in South Boston on the Massachusetts Bay Transportation Authority (MBTA) system, providing access to the surrounding residential and commercial neighborhoods.
 E11439 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: Broadway | Statement: [MBTA Red Line, servesStation, Broadway]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Broadway
Context triple: [MBTA Red Line, servesStation, Broadway]
  • A. Broadway Theatre District
    The Broadway Theatre District is New York City's famed hub of live theater and musicals, centered around Times Square and known as the pinnacle of American commercial stage performance.
  • B. Broadway Limited
    Broadway Limited was a famous luxury passenger train that operated between New York City and Chicago, serving as one of the Pennsylvania Railroad’s premier flagship services.
  • C. Hollywood
    Hollywood is a famous Los Angeles neighborhood internationally recognized as the historic center of the American film and entertainment industry.
  • D. Queens
    Queens is one of the five boroughs of New York City, known for its ethnic diversity, major airports, and mix of residential neighborhoods and commercial centers.
  • E. Times Square
    Times Square is a major commercial and entertainment hub in Midtown Manhattan, famous for its bright billboards, Broadway theaters, and New Year’s Eve ball drop.
  • 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: Broadway
Triple: [MBTA Red Line, servesStation, Broadway]
Generated description
Broadway is a subway station in South Boston on the Massachusetts Bay Transportation Authority (MBTA) system, providing access to the surrounding residential and commercial neighborhoods.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Broadway
Target entity description: Broadway is a subway station in South Boston on the Massachusetts Bay Transportation Authority (MBTA) system, providing access to the surrounding residential and commercial neighborhoods.
  • A. Broadway Theatre District
    The Broadway Theatre District is New York City's famed hub of live theater and musicals, centered around Times Square and known as the pinnacle of American commercial stage performance.
  • B. Broadway Limited
    Broadway Limited was a famous luxury passenger train that operated between New York City and Chicago, serving as one of the Pennsylvania Railroad’s premier flagship services.
  • C. Hollywood
    Hollywood is a famous Los Angeles neighborhood internationally recognized as the historic center of the American film and entertainment industry.
  • D. Queens
    Queens is one of the five boroughs of New York City, known for its ethnic diversity, major airports, and mix of residential neighborhoods and commercial centers.
  • E. Times Square
    Times Square is a major commercial and entertainment hub in Midtown Manhattan, famous for its bright billboards, Broadway theaters, and New Year’s Eve ball drop.
  • 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_69a247a8f6c08190bac804906d62ed5a completed Feb. 28, 2026, 1:40 a.m.
NER Named-entity recognition batch_69a24ec1ef5481909daf99654dfa3f57 completed Feb. 28, 2026, 2:11 a.m.
NED1 Entity disambiguation (via context triple) batch_69a27bfdda548190ae43a219cb555ad0 completed Feb. 28, 2026, 5:24 a.m.
NEDg Description generation batch_69a27dc7ee4c8190802b9c9a3c2c1270 completed Feb. 28, 2026, 5:31 a.m.
NED2 Entity disambiguation (via description) batch_69a27e2dcde48190a8ff74be207f9f07 completed Feb. 28, 2026, 5:33 a.m.
Created at: Feb. 28, 2026, 1:46 a.m.