Triple

T92367
Position Surface form Disambiguated ID Type / Status
Subject SEPTA Subway–Surface Trolley Lines E1855 entity
Predicate streetRunningSection P959 FINISHED
Object Chester Avenue
Chester Avenue is a major street in Philadelphia that serves as part of the surface-running route for SEPTA’s Subway–Surface trolley lines.
E32860 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: Chester Avenue | Statement: [SEPTA Subway–Surface Trolley Lines, streetRunningSection, Chester Avenue]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Chester Avenue
Context triple: [SEPTA Subway–Surface Trolley Lines, streetRunningSection, Chester Avenue]
  • A. Lancaster Avenue
    Lancaster Avenue is a major thoroughfare in Philadelphia that serves as a key commercial and transit corridor through the University City area and beyond.
  • B. Franklin Avenue
    Franklin Avenue is a notable east–west thoroughfare in Los Angeles, California, running through the Hollywood area and known for its historic residential neighborhoods and proximity to major Hollywood landmarks.
  • C. Highland Avenue
    Highland Avenue is a major north–south thoroughfare in Los Angeles best known for running through Hollywood and intersecting with Hollywood Boulevard near many of the city's iconic landmarks.
  • D. Frankford Avenue
    Frankford Avenue is a major thoroughfare in Philadelphia, Pennsylvania, running through several neighborhoods as a key commercial and transit corridor.
  • E. Phipps Street
    Phipps Street is a street in the Charlestown neighborhood of Boston, Massachusetts, historically associated with the adjacent Phipps Street Burying Ground.
  • 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: Chester Avenue
Triple: [SEPTA Subway–Surface Trolley Lines, streetRunningSection, Chester Avenue]
Generated description
Chester Avenue is a major street in Philadelphia that serves as part of the surface-running route for SEPTA’s Subway–Surface trolley lines.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Chester Avenue
Target entity description: Chester Avenue is a major street in Philadelphia that serves as part of the surface-running route for SEPTA’s Subway–Surface trolley lines.
  • A. Lancaster Avenue
    Lancaster Avenue is a major thoroughfare in Philadelphia that serves as a key commercial and transit corridor through the University City area and beyond.
  • B. Franklin Avenue
    Franklin Avenue is a notable east–west thoroughfare in Los Angeles, California, running through the Hollywood area and known for its historic residential neighborhoods and proximity to major Hollywood landmarks.
  • C. Highland Avenue
    Highland Avenue is a major north–south thoroughfare in Los Angeles best known for running through Hollywood and intersecting with Hollywood Boulevard near many of the city's iconic landmarks.
  • D. Frankford Avenue
    Frankford Avenue is a major thoroughfare in Philadelphia, Pennsylvania, running through several neighborhoods as a key commercial and transit corridor.
  • E. Phipps Street
    Phipps Street is a street in the Charlestown neighborhood of Boston, Massachusetts, historically associated with the adjacent Phipps Street Burying Ground.
  • 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_69a24d1a97dc819094e6c021fe9b05a7 completed Feb. 28, 2026, 2:04 a.m.
NER Named-entity recognition batch_69a2567dd770819088eb77ffc6d2d1cf completed Feb. 28, 2026, 2:44 a.m.
NED1 Entity disambiguation (via context triple) batch_69a376555f5081909f8a6593aa5858c4 completed Feb. 28, 2026, 11:12 p.m.
NEDg Description generation batch_69a376c686048190aec0abd9c6999663 completed Feb. 28, 2026, 11:14 p.m.
NED2 Entity disambiguation (via description) batch_69a377aa34cc81908820a5c970d1ecf6 completed Feb. 28, 2026, 11:18 p.m.
Created at: Feb. 28, 2026, 2:07 a.m.