Triple

T787583
Position Surface form Disambiguated ID Type / Status
Subject Cynwyd Line E16838 entity
Predicate hasStation P35 FINISHED
Object Wynnefield Avenue station
Wynnefield Avenue station is a regional rail stop in Philadelphia, Pennsylvania, served by SEPTA’s Cynwyd Line.
 E171892 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: Wynnefield Avenue station | Statement: [Cynwyd Line, hasStation, Wynnefield Avenue station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Wynnefield Avenue station
Context triple: [Cynwyd Line, hasStation, Wynnefield Avenue station]
  • A. Pattison Avenue station
    Pattison Avenue station is a subway station in Philadelphia that serves as the southern terminus of SEPTA’s Broad Street Line, providing access to the South Philadelphia Sports Complex.
  • B. Crescent Street station
    Crescent Street station is a New York City Subway station in Brooklyn served by the J train.
  • C. Eisenhower Avenue station
    Eisenhower Avenue station is a Washington Metro rapid transit stop serving the Yellow Line in Alexandria, Virginia, near the Eisenhower Avenue corridor and adjacent commercial and residential areas.
  • D. 37th Street station
    37th Street station is a Philadelphia trolley stop on SEPTA’s Subway–Surface Lines serving the University City area near the University of Pennsylvania.
  • E. Glenside station
    Glenside station is a SEPTA Regional Rail stop in Glenside, Pennsylvania, serving multiple commuter lines that connect the suburb with central Philadelphia and surrounding 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: Wynnefield Avenue station
Triple: [Cynwyd Line, hasStation, Wynnefield Avenue station]
Generated description
Wynnefield Avenue station is a regional rail stop in Philadelphia, Pennsylvania, served by SEPTA’s Cynwyd Line.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Wynnefield Avenue station
Target entity description: Wynnefield Avenue station is a regional rail stop in Philadelphia, Pennsylvania, served by SEPTA’s Cynwyd Line.
  • A. Pattison Avenue station
    Pattison Avenue station is a subway station in Philadelphia that serves as the southern terminus of SEPTA’s Broad Street Line, providing access to the South Philadelphia Sports Complex.
  • B. Crescent Street station
    Crescent Street station is a New York City Subway station in Brooklyn served by the J train.
  • C. Eisenhower Avenue station
    Eisenhower Avenue station is a Washington Metro rapid transit stop serving the Yellow Line in Alexandria, Virginia, near the Eisenhower Avenue corridor and adjacent commercial and residential areas.
  • D. 37th Street station
    37th Street station is a Philadelphia trolley stop on SEPTA’s Subway–Surface Lines serving the University City area near the University of Pennsylvania.
  • E. Glenside station
    Glenside station is a SEPTA Regional Rail stop in Glenside, Pennsylvania, serving multiple commuter lines that connect the suburb with central Philadelphia and surrounding 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_69a4936cb7448190914f5fe4b8d81607 completed March 1, 2026, 7:28 p.m.
NER Named-entity recognition batch_69a4a78171908190a38a70274bfbebf9 completed March 1, 2026, 8:54 p.m.
NED1 Entity disambiguation (via context triple) batch_69ad230463f08190b9434172264078f2 completed March 8, 2026, 7:19 a.m.
NEDg Description generation batch_69ad23ac782481909575f00ce3d7b382 completed March 8, 2026, 7:22 a.m.
NED2 Entity disambiguation (via description) batch_69ad24411d0081909ab2fab326eecd6d completed March 8, 2026, 7:24 a.m.
Created at: March 1, 2026, 7:38 p.m.