Triple

T13892763
Position Surface form Disambiguated ID Type / Status
Subject Somerville Theatre E334013 entity
Predicate isLocatedNear P350 FINISHED
Object Davis Square MBTA station
Davis Square MBTA station is a Red Line subway stop in Somerville, Massachusetts, serving as a major transit hub in the Davis Square neighborhood.
E1069148 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: Davis Square MBTA station | Statement: [Somerville Theatre, isLocatedNear, Davis Square MBTA station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Davis Square MBTA station
Context triple: [Somerville Theatre, isLocatedNear, Davis Square MBTA station]
  • A. Porter Square MBTA Red Line station
    Porter Square MBTA Red Line station is an underground rapid transit and commuter rail hub in Cambridge, Massachusetts, serving the MBTA Red Line and Fitchburg Line with access to the surrounding Porter Square commercial district.
  • B. Harvard Square MBTA station
    Harvard Square MBTA station is a major Red Line subway and bus hub located in the historic Harvard Square area of Cambridge, Massachusetts, serving Harvard University and the surrounding neighborhood.
  • C. Park Street MBTA station
    Park Street MBTA station is a major downtown Boston subway hub on the MBTA’s Green and Red Lines, located at the eastern edge of Boston Common.
  • D. Coolidge Corner station
    Coolidge Corner station is a light rail stop on the MBTA Green Line in Brookline, Massachusetts, serving the busy commercial and residential Coolidge Corner neighborhood.
  • E. 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.
  • 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: Davis Square MBTA station
Triple: [Somerville Theatre, isLocatedNear, Davis Square MBTA station]
Generated description
Davis Square MBTA station is a Red Line subway stop in Somerville, Massachusetts, serving as a major transit hub in the Davis Square neighborhood.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Davis Square MBTA station
Target entity description: Davis Square MBTA station is a Red Line subway stop in Somerville, Massachusetts, serving as a major transit hub in the Davis Square neighborhood.
  • A. Porter Square MBTA Red Line station
    Porter Square MBTA Red Line station is an underground rapid transit and commuter rail hub in Cambridge, Massachusetts, serving the MBTA Red Line and Fitchburg Line with access to the surrounding Porter Square commercial district.
  • B. Harvard Square MBTA station
    Harvard Square MBTA station is a major Red Line subway and bus hub located in the historic Harvard Square area of Cambridge, Massachusetts, serving Harvard University and the surrounding neighborhood.
  • C. Park Street MBTA station
    Park Street MBTA station is a major downtown Boston subway hub on the MBTA’s Green and Red Lines, located at the eastern edge of Boston Common.
  • D. Coolidge Corner station
    Coolidge Corner station is a light rail stop on the MBTA Green Line in Brookline, Massachusetts, serving the busy commercial and residential Coolidge Corner neighborhood.
  • E. 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.
  • 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_69d81c5dd2d48190b7a5fc1e009de936 completed April 9, 2026, 9:38 p.m.
NER Named-entity recognition batch_69de23a537d4819093c2bae2a244816a completed April 14, 2026, 11:23 a.m.
NED1 Entity disambiguation (via context triple) batch_69f7ce71dcd481908f732542dfb1c3e3 completed May 3, 2026, 10:38 p.m.
NEDg Description generation batch_69f7cf37cd7c81908f4da2495403bc6c completed May 3, 2026, 10:42 p.m.
NED2 Entity disambiguation (via description) batch_69f7cfee80a881909de648b20043bf6d completed May 3, 2026, 10:45 p.m.
Created at: April 9, 2026, 10:15 p.m.