Triple

T10564422
Position Surface form Disambiguated ID Type / Status
Subject TEXRail E249309 entity
Predicate servesStation P839 FINISHED
Object Mercantile Center Station
Mercantile Center Station is a commuter rail stop in Fort Worth, Texas, on the TEXRail line connecting downtown Fort Worth to Dallas/Fort Worth International Airport.
 E875854 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: Mercantile Center Station | Statement: [TEXRail, servesStation, Mercantile Center Station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Mercantile Center Station
Context triple: [TEXRail, servesStation, Mercantile Center Station]
  • A. Market Center station
    Market Center station is a light rail stop in Dallas, Texas, served by DART’s Green Line and providing access to the nearby medical and market districts.
  • B. Civic Center Station
    Civic Center Station is a major San Francisco Bay Area Rapid Transit (BART) and Muni Metro subway station serving the heart of San Francisco near key civic and cultural institutions.
  • C. South Boulevard station
    South Boulevard station is a Chicago Transit Authority 'L' rapid transit stop on the Purple Line serving the Evanston area just north of Chicago.
  • D. Gallivan Plaza station
    Gallivan Plaza station is a light rail station in downtown Salt Lake City, Utah, serving the Utah Transit Authority’s TRAX system.
  • E. Snelling Avenue Station
    Snelling Avenue Station is a light rail stop in Saint Paul, Minnesota, serving the METRO Green Line and providing access to nearby neighborhoods and commercial areas.
  • 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: Mercantile Center Station
Triple: [TEXRail, servesStation, Mercantile Center Station]
Generated description
Mercantile Center Station is a commuter rail stop in Fort Worth, Texas, on the TEXRail line connecting downtown Fort Worth to Dallas/Fort Worth International Airport.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Mercantile Center Station
Target entity description: Mercantile Center Station is a commuter rail stop in Fort Worth, Texas, on the TEXRail line connecting downtown Fort Worth to Dallas/Fort Worth International Airport.
  • A. Market Center station
    Market Center station is a light rail stop in Dallas, Texas, served by DART’s Green Line and providing access to the nearby medical and market districts.
  • B. Civic Center Station
    Civic Center Station is a major San Francisco Bay Area Rapid Transit (BART) and Muni Metro subway station serving the heart of San Francisco near key civic and cultural institutions.
  • C. South Boulevard station
    South Boulevard station is a Chicago Transit Authority 'L' rapid transit stop on the Purple Line serving the Evanston area just north of Chicago.
  • D. Gallivan Plaza station
    Gallivan Plaza station is a light rail station in downtown Salt Lake City, Utah, serving the Utah Transit Authority’s TRAX system.
  • E. Snelling Avenue Station
    Snelling Avenue Station is a light rail stop in Saint Paul, Minnesota, serving the METRO Green Line and providing access to nearby neighborhoods and commercial areas.
  • 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_69d381c8bd708190acf3d275c908251e completed April 6, 2026, 9:50 a.m.
NER Named-entity recognition batch_69d5272c32c48190a92c1dacd4deb9fe completed April 7, 2026, 3:47 p.m.
NED1 Entity disambiguation (via context triple) batch_69d96b5025b88190a078f5ad7b9cb3d5 completed April 10, 2026, 9:27 p.m.
NEDg Description generation batch_69d96dee84f48190bf5b0cb1115a8bba completed April 10, 2026, 9:38 p.m.
NED2 Entity disambiguation (via description) batch_69d9708824208190acf75933962d690f completed April 10, 2026, 9:50 p.m.
Created at: April 6, 2026, 12:36 p.m.