Triple

T372664
Position Surface form Disambiguated ID Type / Status
Subject Mission Hill E8301 entity
Predicate transportServedBy P1298 FINISHED
Object Roxbury Crossing station
Roxbury Crossing station is an MBTA Orange Line rapid transit stop in Boston, Massachusetts, serving the Mission Hill neighborhood and surrounding areas.
E67587 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: Roxbury Crossing station | Statement: [Mission Hill, transportServedBy, Roxbury Crossing station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Roxbury Crossing station
Context triple: [Mission Hill, transportServedBy, Roxbury Crossing station]
  • A. Brookline Village station
    Brookline Village station is a light rail stop on the Massachusetts Bay Transportation Authority’s Green Line in the Brookline neighborhood just outside Boston.
  • B. Copley station
    Copley station is a major underground MBTA subway stop in Boston’s Back Bay neighborhood, serving multiple branches of the Green Line and providing access to nearby landmarks like Copley Square and the Boston Public Library.
  • C. Belmont Center station
    Belmont Center station is a Massachusetts Bay Transportation Authority (MBTA) commuter rail stop located in the commercial center of Belmont, Massachusetts.
  • D. Braintree station
    Braintree station is a Massachusetts Bay Transportation Authority (MBTA) rapid transit and commuter rail station in Braintree, Massachusetts, serving as a major park-and-ride hub on Boston’s South Shore.
  • E. Brookline Hills station
    Brookline Hills station is a light rail stop on the Massachusetts Bay Transportation Authority’s Green Line in Brookline, Massachusetts, serving local commuters and nearby schools and neighborhoods.
  • 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: Roxbury Crossing station
Triple: [Mission Hill, transportServedBy, Roxbury Crossing station]
Generated description
Roxbury Crossing station is an MBTA Orange Line rapid transit stop in Boston, Massachusetts, serving the Mission Hill neighborhood and surrounding areas.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Roxbury Crossing station
Target entity description: Roxbury Crossing station is an MBTA Orange Line rapid transit stop in Boston, Massachusetts, serving the Mission Hill neighborhood and surrounding areas.
  • A. Brookline Village station
    Brookline Village station is a light rail stop on the Massachusetts Bay Transportation Authority’s Green Line in the Brookline neighborhood just outside Boston.
  • B. Copley station
    Copley station is a major underground MBTA subway stop in Boston’s Back Bay neighborhood, serving multiple branches of the Green Line and providing access to nearby landmarks like Copley Square and the Boston Public Library.
  • C. Belmont Center station
    Belmont Center station is a Massachusetts Bay Transportation Authority (MBTA) commuter rail stop located in the commercial center of Belmont, Massachusetts.
  • D. Braintree station
    Braintree station is a Massachusetts Bay Transportation Authority (MBTA) rapid transit and commuter rail station in Braintree, Massachusetts, serving as a major park-and-ride hub on Boston’s South Shore.
  • E. Brookline Hills station
    Brookline Hills station is a light rail stop on the Massachusetts Bay Transportation Authority’s Green Line in Brookline, Massachusetts, serving local commuters and nearby schools and neighborhoods.
  • 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_69a2e7f2ec648190b42bc7db424f8109 completed Feb. 28, 2026, 1:04 p.m.
NER Named-entity recognition batch_69a2ec018d508190b5687a9ba90b3092 completed Feb. 28, 2026, 1:22 p.m.
NED1 Entity disambiguation (via context triple) batch_69a4c6698344819084b55d4a50408e5d completed March 1, 2026, 11:06 p.m.
NEDg Description generation batch_69a4c84803b88190b30c3ca3b56d4cf5 completed March 1, 2026, 11:14 p.m.
NED2 Entity disambiguation (via description) batch_69a4c8d855b8819080443e32b64e65f4 completed March 1, 2026, 11:16 p.m.
Created at: Feb. 28, 2026, 1:08 p.m.