Triple

T38453
Position Surface form Disambiguated ID Type / Status
Subject MBTA Red Line E761 entity
Predicate servesStation P839 FINISHED
Object Park Street
Park Street is a major downtown Boston subway station and transfer hub on the Massachusetts Bay Transportation Authority (MBTA) system.
E24761 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: Park Street | Statement: [MBTA Red Line, servesStation, Park Street]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Park Street
Context triple: [MBTA Red Line, servesStation, Park Street]
  • A. Vine Street
    Vine Street is a famous thoroughfare in Hollywood, Los Angeles, best known for its intersection with Hollywood Boulevard and its association with the entertainment industry and the Hollywood Walk of Fame.
  • B. King Street, Boston
    King Street in Boston (now known as State Street) is the historic downtown thoroughfare where the Boston Massacre occurred in 1770, a pivotal event leading up to the American Revolution.
  • C. Spruce Street
    Spruce Street is a major thoroughfare running through University City in Philadelphia, known for serving the nearby universities and residential neighborhoods.
  • D. Franklin Avenue
    Franklin Avenue is a notable east–west thoroughfare in Los Angeles, California, running through the Hollywood area and known for its historic residential neighborhoods and proximity to major Hollywood landmarks.
  • E. Market Street
    Market Street is a major east–west thoroughfare in Philadelphia known for its commercial activity, transit connections, and role as a central artery of the city.
  • 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: Park Street
Triple: [MBTA Red Line, servesStation, Park Street]
Generated description
Park Street is a major downtown Boston subway station and transfer hub on the Massachusetts Bay Transportation Authority (MBTA) system.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Park Street
Target entity description: Park Street is a major downtown Boston subway station and transfer hub on the Massachusetts Bay Transportation Authority (MBTA) system.
  • A. Vine Street
    Vine Street is a famous thoroughfare in Hollywood, Los Angeles, best known for its intersection with Hollywood Boulevard and its association with the entertainment industry and the Hollywood Walk of Fame.
  • B. King Street, Boston
    King Street in Boston (now known as State Street) is the historic downtown thoroughfare where the Boston Massacre occurred in 1770, a pivotal event leading up to the American Revolution.
  • C. Spruce Street
    Spruce Street is a major thoroughfare running through University City in Philadelphia, known for serving the nearby universities and residential neighborhoods.
  • D. Franklin Avenue
    Franklin Avenue is a notable east–west thoroughfare in Los Angeles, California, running through the Hollywood area and known for its historic residential neighborhoods and proximity to major Hollywood landmarks.
  • E. Market Street
    Market Street is a major east–west thoroughfare in Philadelphia known for its commercial activity, transit connections, and role as a central artery of the city.
  • 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_69a31155cfe48190927341544078c9ca completed Feb. 28, 2026, 4:01 p.m.
NEDg Description generation batch_69a313c6cd88819093754d91199660c9 completed Feb. 28, 2026, 4:11 p.m.
NED2 Entity disambiguation (via description) batch_69a3142c87ac8190bf110b3b51d9166d completed Feb. 28, 2026, 4:13 p.m.
Created at: Feb. 28, 2026, 1:46 a.m.