Triple

T197293
Position Surface form Disambiguated ID Type / Status
Subject Newton Highlands E3844 entity
Predicate hasRailStation P726 FINISHED
Object Newton Highlands station
Newton Highlands station is a light rail stop on the Massachusetts Bay Transportation Authority's Green Line D branch located in the Newton Highlands neighborhood of Newton, Massachusetts.
 E46650 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: Newton Highlands station | Statement: [Newton Highlands, hasRailStation, Newton Highlands station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Newton Highlands station
Context triple: [Newton Highlands, hasRailStation, Newton Highlands station]
  • A. 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.
  • B. Quincy Center station
    Quincy Center station is a major MBTA Red Line rapid transit and commuter rail hub located in downtown Quincy, Massachusetts.
  • C. Vermont/Sunset station
    Vermont/Sunset station is an underground Los Angeles Metro Rail station in East Hollywood serving the B Line.
  • D. Littleton/Route 495 station
    Littleton/Route 495 station is a Massachusetts Bay Transportation Authority commuter rail stop in Littleton, Massachusetts, serving the Fitchburg Line near Interstate 495.
  • E. Belmont Center station
    Belmont Center station is a Massachusetts Bay Transportation Authority (MBTA) commuter rail stop located in the commercial center of Belmont, Massachusetts.
  • 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: Newton Highlands station
Triple: [Newton Highlands, hasRailStation, Newton Highlands station]
Generated description
Newton Highlands station is a light rail stop on the Massachusetts Bay Transportation Authority's Green Line D branch located in the Newton Highlands neighborhood of Newton, Massachusetts.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Newton Highlands station
Target entity description: Newton Highlands station is a light rail stop on the Massachusetts Bay Transportation Authority's Green Line D branch located in the Newton Highlands neighborhood of Newton, Massachusetts.
  • A. 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.
  • B. Quincy Center station
    Quincy Center station is a major MBTA Red Line rapid transit and commuter rail hub located in downtown Quincy, Massachusetts.
  • C. Vermont/Sunset station
    Vermont/Sunset station is an underground Los Angeles Metro Rail station in East Hollywood serving the B Line.
  • D. Littleton/Route 495 station
    Littleton/Route 495 station is a Massachusetts Bay Transportation Authority commuter rail stop in Littleton, Massachusetts, serving the Fitchburg Line near Interstate 495.
  • E. Belmont Center station
    Belmont Center station is a Massachusetts Bay Transportation Authority (MBTA) commuter rail stop located in the commercial center of Belmont, Massachusetts.
  • 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_69a2548debd48190ae3a06d6e65b53c6 completed Feb. 28, 2026, 2:35 a.m.
NER Named-entity recognition batch_69a2598594388190a56f36fa036eac84 completed Feb. 28, 2026, 2:57 a.m.
NED1 Entity disambiguation (via context triple) batch_69a3eca25d9081909fe6d2ed2cda16d9 completed March 1, 2026, 7:37 a.m.
NEDg Description generation batch_69a3ed0d206481909262153335fce288 completed March 1, 2026, 7:38 a.m.
NED2 Entity disambiguation (via description) batch_69a3edc8ed488190960cc2deb83e6dc9 completed March 1, 2026, 7:42 a.m.
Created at: Feb. 28, 2026, 2:41 a.m.