Triple

T22284783
Position Surface form Disambiguated ID Type / Status
Subject SEPTA Broad–Ridge Spur E550828 entity
Predicate hasStation P35 FINISHED
Object Fairmount station
Fairmount station is an underground rapid transit stop in Philadelphia, Pennsylvania, served by SEPTA’s Broad–Ridge Spur of the Broad Street Line.
 E1528759 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: Fairmount station | Statement: [SEPTA Broad–Ridge Spur, hasStation, Fairmount station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Fairmount station
Context triple: [SEPTA Broad–Ridge Spur, hasStation, Fairmount station]
  • A. Fairmount station
    Fairmount station is a Massachusetts Bay Transportation Authority (MBTA) commuter rail stop in Boston’s Hyde Park neighborhood on the Fairmount Line.
  • B. South Street station
    South Street station is a light rail stop on Boston’s MBTA Green Line B branch serving the Allston–Brighton neighborhood.
  • C. Walnut Street station
    Walnut Street station is a New Jersey Transit commuter rail stop in Montclair, New Jersey, serving passengers on the Montclair-Boonton Line.
  • D. Franklin Avenue Station
    Franklin Avenue Station is a light rail stop on the METRO Blue Line in Minneapolis, Minnesota, serving the surrounding residential and commercial neighborhoods.
  • E. North Broad Street station
    North Broad Street station is a historic railroad station in Philadelphia, Pennsylvania, that once served as a major passenger hub on the Pennsylvania Railroad network.
  • 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: Fairmount station
Triple: [SEPTA Broad–Ridge Spur, hasStation, Fairmount station]
Generated description
Fairmount station is an underground rapid transit stop in Philadelphia, Pennsylvania, served by SEPTA’s Broad–Ridge Spur of the Broad Street Line.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Fairmount station
Target entity description: Fairmount station is an underground rapid transit stop in Philadelphia, Pennsylvania, served by SEPTA’s Broad–Ridge Spur of the Broad Street Line.
  • A. Fairmount station
    Fairmount station is a Massachusetts Bay Transportation Authority (MBTA) commuter rail stop in Boston’s Hyde Park neighborhood on the Fairmount Line.
  • B. South Street station
    South Street station is a light rail stop on Boston’s MBTA Green Line B branch serving the Allston–Brighton neighborhood.
  • C. Walnut Street station
    Walnut Street station is a New Jersey Transit commuter rail stop in Montclair, New Jersey, serving passengers on the Montclair-Boonton Line.
  • D. Franklin Avenue Station
    Franklin Avenue Station is a light rail stop on the METRO Blue Line in Minneapolis, Minnesota, serving the surrounding residential and commercial neighborhoods.
  • E. North Broad Street station
    North Broad Street station is a historic railroad station in Philadelphia, Pennsylvania, that once served as a major passenger hub on the Pennsylvania Railroad network.
  • 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_69e11e44d538819097c6b8f333af3352 completed April 16, 2026, 5:37 p.m.
NER Named-entity recognition batch_69f15606948c81909ebaa5ea106d2b7a completed April 29, 2026, 12:51 a.m.
NED1 Entity disambiguation (via context triple) batch_6a0abcac163c8190b0bb8673ed46c046 completed May 18, 2026, 7:15 a.m.
NEDg Description generation batch_6a0abe56d038819083b2ce2b87e067a2 completed May 18, 2026, 7:23 a.m.
NED2 Entity disambiguation (via description) batch_6a0abf7e6d208190807d4c1316d5bd0d completed May 18, 2026, 7:27 a.m.
Created at: April 16, 2026, 8:40 p.m.