Triple

T5536135
Position Surface form Disambiguated ID Type / Status
Subject SEPTA Route 59 E145165 entity
Predicate terminus P388 FINISHED
Object Castor Avenue and Bells Corner
Castor Avenue and Bells Corner is a notable intersection and transit hub in Northeast Philadelphia that serves as a key endpoint for local bus services.
E531915 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: Castor Avenue and Bells Corner | Statement: [SEPTA Route 59, terminus, Castor Avenue and Bells Corner]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Castor Avenue and Bells Corner
Context triple: [SEPTA Route 59, terminus, Castor Avenue and Bells Corner]
  • A. Coxwell Avenue
    Coxwell Avenue is a significant north–south arterial street in Toronto, Ontario, running through the former borough of East York and connecting residential neighborhoods with major city routes.
  • B. Wentworth Avenue
    Wentworth Avenue is a major north–south street on Chicago’s South Side that runs through neighborhoods such as Bridgeport and Chinatown and serves as an access route to public transit and nearby landmarks.
  • C. Pottinger Street
    Pottinger Street is a historic, steeply stepped street in Hong Kong’s Central District, known for its stone slab pavement and traditional market stalls.
  • D. Islington Avenue
    Islington Avenue is a major north–south arterial road in the Greater Toronto Area, running through several communities including parts of Woodbridge in Vaughan, Ontario.
  • E. Mallett Street
    Mallett Street is a University of Sydney satellite campus area in inner-city Sydney that hosts various research, teaching, and administrative facilities.
  • 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: Castor Avenue and Bells Corner
Triple: [SEPTA Route 59, terminus, Castor Avenue and Bells Corner]
Generated description
Castor Avenue and Bells Corner is a notable intersection and transit hub in Northeast Philadelphia that serves as a key endpoint for local bus services.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Castor Avenue and Bells Corner
Target entity description: Castor Avenue and Bells Corner is a notable intersection and transit hub in Northeast Philadelphia that serves as a key endpoint for local bus services.
  • A. Coxwell Avenue
    Coxwell Avenue is a significant north–south arterial street in Toronto, Ontario, running through the former borough of East York and connecting residential neighborhoods with major city routes.
  • B. Wentworth Avenue
    Wentworth Avenue is a major north–south street on Chicago’s South Side that runs through neighborhoods such as Bridgeport and Chinatown and serves as an access route to public transit and nearby landmarks.
  • C. Pottinger Street
    Pottinger Street is a historic, steeply stepped street in Hong Kong’s Central District, known for its stone slab pavement and traditional market stalls.
  • D. Islington Avenue
    Islington Avenue is a major north–south arterial road in the Greater Toronto Area, running through several communities including parts of Woodbridge in Vaughan, Ontario.
  • E. Mallett Street
    Mallett Street is a University of Sydney satellite campus area in inner-city Sydney that hosts various research, teaching, and administrative facilities.
  • 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_69c008f9955881909bfa8348b56b4739 completed March 22, 2026, 3:21 p.m.
NER Named-entity recognition batch_69c01fb07e748190bea74bbde2d7b8ba completed March 22, 2026, 4:58 p.m.
NED1 Entity disambiguation (via context triple) batch_69c02814359c8190b868811f22aa568c completed March 22, 2026, 5:34 p.m.
NEDg Description generation batch_69c04441145481909fb7bd26dab129bd completed March 22, 2026, 7:34 p.m.
NED2 Entity disambiguation (via description) batch_69c044a919ec81909469793af9f837ea completed March 22, 2026, 7:36 p.m.
Created at: March 22, 2026, 3:34 p.m.