Triple

T1689898
Position Surface form Disambiguated ID Type / Status
Subject Lansdowne station E36526 entity
Predicate hasConnection P8776 FINISHED
Object Kenmore station on MBTA Green Line (nearby)
Kenmore station on the MBTA Green Line is a major Boston transit hub near Fenway Park that serves multiple Green Line branches and connects riders to surrounding neighborhoods and commuter rail stations.
 E191456 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: Kenmore station on MBTA Green Line (nearby) | Statement: [Lansdowne station, hasConnection, Kenmore station on MBTA Green Line (nearby)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Kenmore station on MBTA Green Line (nearby)
Context triple: [Lansdowne station, hasConnection, Kenmore station on MBTA Green Line (nearby)]
  • A. MBTA Green Line D branch (nearby stations)
    The MBTA Green Line D branch is a light rail line in Greater Boston that runs between downtown Boston and several western suburbs, including Newton, providing frequent local transit service.
  • B. Pulaski station (Green Line)
    Pulaski station (Green Line) is an elevated Chicago 'L' rapid transit station on the CTA's Green Line located in the city's West Garfield Park neighborhood.
  • C. Garfield station (Green Line)
    Garfield station (Green Line) is an elevated Chicago 'L' rapid transit station located in the Washington Park neighborhood on the city's South Side.
  • D. Kedzie station (Green Line)
    Kedzie station (Green Line) is an elevated Chicago 'L' rapid transit station located in the East Garfield Park neighborhood on the city's West Side.
  • E. MBTA Commuter Rail at Fenway station (nearby Yawkey/Lansdowne)
    MBTA Commuter Rail at Fenway station (nearby Yawkey/Lansdowne) is a regional rail stop in Boston’s Fenway area that provides commuter rail access near Fenway Park and connects with the Green Line D branch.
  • 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: Kenmore station on MBTA Green Line (nearby)
Triple: [Lansdowne station, hasConnection, Kenmore station on MBTA Green Line (nearby)]
Generated description
Kenmore station on the MBTA Green Line is a major Boston transit hub near Fenway Park that serves multiple Green Line branches and connects riders to surrounding neighborhoods and commuter rail stations.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Kenmore station on MBTA Green Line (nearby)
Target entity description: Kenmore station on the MBTA Green Line is a major Boston transit hub near Fenway Park that serves multiple Green Line branches and connects riders to surrounding neighborhoods and commuter rail stations.
  • A. MBTA Green Line D branch (nearby stations)
    The MBTA Green Line D branch is a light rail line in Greater Boston that runs between downtown Boston and several western suburbs, including Newton, providing frequent local transit service.
  • B. Pulaski station (Green Line)
    Pulaski station (Green Line) is an elevated Chicago 'L' rapid transit station on the CTA's Green Line located in the city's West Garfield Park neighborhood.
  • C. Garfield station (Green Line)
    Garfield station (Green Line) is an elevated Chicago 'L' rapid transit station located in the Washington Park neighborhood on the city's South Side.
  • D. Kedzie station (Green Line)
    Kedzie station (Green Line) is an elevated Chicago 'L' rapid transit station located in the East Garfield Park neighborhood on the city's West Side.
  • E. MBTA Commuter Rail at Fenway station (nearby Yawkey/Lansdowne)
    MBTA Commuter Rail at Fenway station (nearby Yawkey/Lansdowne) is a regional rail stop in Boston’s Fenway area that provides commuter rail access near Fenway Park and connects with the Green Line D branch.
  • 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_69a886151508819084fa7f1ce6e05577 completed March 4, 2026, 7:20 p.m.
NER Named-entity recognition batch_69aa62979da48190a64a04bf352182e0 completed March 6, 2026, 5:13 a.m.
NED1 Entity disambiguation (via context triple) batch_69ad7992792081909af4312ae8a448a2 completed March 8, 2026, 1:28 p.m.
NEDg Description generation batch_69ad7ab4aca48190936384bfa1cdeccf completed March 8, 2026, 1:33 p.m.
NED2 Entity disambiguation (via description) batch_69ad7b34c3248190bb93769e55df7189 completed March 8, 2026, 1:35 p.m.
Created at: March 4, 2026, 7:29 p.m.