Triple

T20489667
Position Surface form Disambiguated ID Type / Status
Subject Quincy Shore Drive E502704 entity
Predicate hasNearbyTransit P5822 FINISHED
Object MBTA Red Line Wollaston station
MBTA Red Line Wollaston station is a rapid transit stop in Quincy, Massachusetts, serving the Red Line’s Braintree Branch and providing access to nearby residential areas and Quincy Bay.
 E1434057 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: MBTA Red Line Wollaston station | Statement: [Quincy Shore Drive, hasNearbyTransit, MBTA Red Line Wollaston station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: MBTA Red Line Wollaston station
Context triple: [Quincy Shore Drive, hasNearbyTransit, MBTA Red Line Wollaston station]
  • A. MBTA Lechmere station
    MBTA Lechmere station is a Green Line light rail station in East Cambridge, Massachusetts, serving as a key transit hub near the CambridgeSide shopping and office district.
  • B. MBTA Silver Hill station
    MBTA Silver Hill station is a small commuter rail stop on the Massachusetts Bay Transportation Authority’s Fitchburg Line serving the Silver Hill neighborhood of Weston, Massachusetts.
  • C. MBTA State Street station
    MBTA State Street station is a major underground subway station in downtown Boston serving the Orange and Blue Lines near key historic and commercial sites.
  • D. MBTA Kendall/MIT station
    MBTA Kendall/MIT station is a Red Line subway stop in Cambridge, Massachusetts, serving the Massachusetts Institute of Technology and the surrounding Kendall Square area.
  • E. MBTA Government Center station
    MBTA Government Center station is a major Boston subway hub on the Green and Blue Lines, serving the City Hall and downtown civic center area.
  • 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: MBTA Red Line Wollaston station
Triple: [Quincy Shore Drive, hasNearbyTransit, MBTA Red Line Wollaston station]
Generated description
MBTA Red Line Wollaston station is a rapid transit stop in Quincy, Massachusetts, serving the Red Line’s Braintree Branch and providing access to nearby residential areas and Quincy Bay.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: MBTA Red Line Wollaston station
Target entity description: MBTA Red Line Wollaston station is a rapid transit stop in Quincy, Massachusetts, serving the Red Line’s Braintree Branch and providing access to nearby residential areas and Quincy Bay.
  • A. MBTA Lechmere station
    MBTA Lechmere station is a Green Line light rail station in East Cambridge, Massachusetts, serving as a key transit hub near the CambridgeSide shopping and office district.
  • B. MBTA Silver Hill station
    MBTA Silver Hill station is a small commuter rail stop on the Massachusetts Bay Transportation Authority’s Fitchburg Line serving the Silver Hill neighborhood of Weston, Massachusetts.
  • C. MBTA State Street station
    MBTA State Street station is a major underground subway station in downtown Boston serving the Orange and Blue Lines near key historic and commercial sites.
  • D. MBTA Kendall/MIT station
    MBTA Kendall/MIT station is a Red Line subway stop in Cambridge, Massachusetts, serving the Massachusetts Institute of Technology and the surrounding Kendall Square area.
  • E. MBTA Government Center station
    MBTA Government Center station is a major Boston subway hub on the Green and Blue Lines, serving the City Hall and downtown civic center area.
  • 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_69e0b4b0373881909dd3e9387f82eab4 completed April 16, 2026, 10:06 a.m.
NER Named-entity recognition batch_69e69b5d93ec81908259696359090b35 completed April 20, 2026, 9:32 p.m.
NED1 Entity disambiguation (via context triple) batch_6a0893b3c77c81908aedd753ec251577 completed May 16, 2026, 3:56 p.m.
NEDg Description generation batch_6a08953618088190a9336d0ab6445c9d completed May 16, 2026, 4:03 p.m.
NED2 Entity disambiguation (via description) batch_6a0895c4a0a48190ba43d065c9766fd8 completed May 16, 2026, 4:05 p.m.
Created at: April 16, 2026, 11:34 a.m.