Triple

T2481003
Position Surface form Disambiguated ID Type / Status
Subject Old City, Philadelphia E55813 entity
Predicate hasTransportation P105 FINISHED
Object 2nd Street station
2nd Street station is a subway station in Philadelphia serving the Old City neighborhood on SEPTA’s Market–Frankford Line.
 E329013 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: 2nd Street station | Statement: [Old City, Philadelphia, hasTransportation, 2nd Street station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: 2nd Street station
Context triple: [Old City, Philadelphia, hasTransportation, 2nd Street station]
  • A. 22nd Street station
    22nd Street station is an underground trolley stop in Center City Philadelphia serving SEPTA’s Subway–Surface Trolley Lines.
  • B. 9th Street station
    9th Street station is a PATH rapid transit stop in Manhattan that serves as part of the rail link between New Jersey and New York City.
  • C. 13th Street station
    13th Street station is a major underground transit stop in Center City Philadelphia serving SEPTA’s Subway–Surface Trolley Lines and connecting to other regional rail and subway services.
  • D. 33rd Street station
    33rd Street station is a major underground trolley stop in Philadelphia serving SEPTA’s Subway–Surface lines near Drexel University and the University of Pennsylvania.
  • E. 36th Street station
    36th Street station is a key SEPTA trolley stop in Philadelphia serving the Subway–Surface Trolley Lines near the University of Pennsylvania.
  • 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: 2nd Street station
Triple: [Old City, Philadelphia, hasTransportation, 2nd Street station]
Generated description
2nd Street station is a subway station in Philadelphia serving the Old City neighborhood on SEPTA’s Market–Frankford Line.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: 2nd Street station
Target entity description: 2nd Street station is a subway station in Philadelphia serving the Old City neighborhood on SEPTA’s Market–Frankford Line.
  • A. 22nd Street station
    22nd Street station is an underground trolley stop in Center City Philadelphia serving SEPTA’s Subway–Surface Trolley Lines.
  • B. 9th Street station
    9th Street station is a PATH rapid transit stop in Manhattan that serves as part of the rail link between New Jersey and New York City.
  • C. 13th Street station
    13th Street station is a major underground transit stop in Center City Philadelphia serving SEPTA’s Subway–Surface Trolley Lines and connecting to other regional rail and subway services.
  • D. 33rd Street station
    33rd Street station is a major underground trolley stop in Philadelphia serving SEPTA’s Subway–Surface lines near Drexel University and the University of Pennsylvania.
  • E. 36th Street station
    36th Street station is a key SEPTA trolley stop in Philadelphia serving the Subway–Surface Trolley Lines near the University of Pennsylvania.
  • 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_69ab49e670a88190b928e08302381710 completed March 6, 2026, 9:40 p.m.
NER Named-entity recognition batch_69abd161bf3c8190834502968180e9cf completed March 7, 2026, 7:18 a.m.
NED1 Entity disambiguation (via context triple) batch_69b20f1e61308190be9604bce0be83d2 completed March 12, 2026, 12:55 a.m.
NEDg Description generation batch_69b210ea15788190aa00dcfaabcca47a completed March 12, 2026, 1:03 a.m.
NED2 Entity disambiguation (via description) batch_69b2117703b08190acb25f3f96469a1e completed March 12, 2026, 1:05 a.m.
Created at: March 6, 2026, 9:45 p.m.