Triple

T3865893
Position Surface form Disambiguated ID Type / Status
Subject Ashland, Massachusetts E91850 entity
Predicate hasRailStation P726 FINISHED
Object Ashland station
Ashland station is a commuter rail stop in Ashland, Massachusetts, serving passengers on the MBTA Framingham/Worcester Line.
E395939 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: Ashland station | Statement: [Ashland, Massachusetts, hasRailStation, Ashland station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Ashland station
Context triple: [Ashland, Massachusetts, hasRailStation, Ashland station]
  • A. Ashland/63rd station
    Ashland/63rd station is a Chicago 'L' rapid transit station on the CTA's Green Line located in the West Englewood neighborhood on the South Side of Chicago.
  • B. St. Clair station
    St. Clair station is a Toronto Transit Commission subway station on Line 1 in midtown Toronto, serving the St. Clair Avenue and Yonge Street area with connections to streetcar and bus routes.
  • C. Jefferson Station
    Jefferson Station is a major regional rail hub in Center City Philadelphia that connects numerous SEPTA commuter lines and provides convenient access to nearby attractions and commercial areas.
  • D. Columbia station
    Columbia station was the former name of what is now JFK/UMass station, a major rapid transit and commuter rail hub in Boston, Massachusetts.
  • E. Kimball station
    Kimball station is an elevated Chicago 'L' train station in the Albany Park neighborhood that serves as the northern endpoint of the Brown Line.
  • 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: Ashland station
Triple: [Ashland, Massachusetts, hasRailStation, Ashland station]
Generated description
Ashland station is a commuter rail stop in Ashland, Massachusetts, serving passengers on the MBTA Framingham/Worcester Line.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Ashland station
Target entity description: Ashland station is a commuter rail stop in Ashland, Massachusetts, serving passengers on the MBTA Framingham/Worcester Line.
  • A. Ashland/63rd station
    Ashland/63rd station is a Chicago 'L' rapid transit station on the CTA's Green Line located in the West Englewood neighborhood on the South Side of Chicago.
  • B. St. Clair station
    St. Clair station is a Toronto Transit Commission subway station on Line 1 in midtown Toronto, serving the St. Clair Avenue and Yonge Street area with connections to streetcar and bus routes.
  • C. Jefferson Station
    Jefferson Station is a major regional rail hub in Center City Philadelphia that connects numerous SEPTA commuter lines and provides convenient access to nearby attractions and commercial areas.
  • D. Columbia station
    Columbia station was the former name of what is now JFK/UMass station, a major rapid transit and commuter rail hub in Boston, Massachusetts.
  • E. Kimball station
    Kimball station is an elevated Chicago 'L' train station in the Albany Park neighborhood that serves as the northern endpoint of the Brown Line.
  • 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_69aed9645f348190a9868e7cef56ab7e completed March 9, 2026, 2:29 p.m.
NER Named-entity recognition batch_69aeec3b8d988190b56d42ac1521e19c completed March 9, 2026, 3:50 p.m.
NED1 Entity disambiguation (via context triple) batch_69b512410f38819089adccf0a476dd8f completed March 14, 2026, 7:46 a.m.
NEDg Description generation batch_69b512f3504c8190be940148a4f726e9 completed March 14, 2026, 7:49 a.m.
NED2 Entity disambiguation (via description) batch_69b5172b369c8190956d7c54943225cd completed March 14, 2026, 8:07 a.m.
Created at: March 9, 2026, 3:19 p.m.