Triple

T2885775
Position Surface form Disambiguated ID Type / Status
Subject North Philadelphia station (Broad Street Line) E59501 entity
Predicate connectsTo P845 FINISHED
Object North Philadelphia station (SEPTA Regional Rail)
North Philadelphia station (SEPTA Regional Rail) is a commuter rail station in North Philadelphia served by SEPTA Regional Rail lines, providing regional train connections to Center City and surrounding suburbs.
 E306792 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: North Philadelphia station (SEPTA Regional Rail) | Statement: [North Philadelphia station (Broad Street Line), connectsTo, North Philadelphia station (SEPTA Regional Rail)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: North Philadelphia station (SEPTA Regional Rail)
Context triple: [North Philadelphia station (Broad Street Line), connectsTo, North Philadelphia station (SEPTA Regional Rail)]
  • A. North Philadelphia station
    North Philadelphia station is a transit stop in North Philadelphia, Pennsylvania, serving passengers on SEPTA’s Broad Street Line subway.
  • B. Suburban Station (SEPTA)
    Suburban Station (SEPTA) is a major underground regional rail hub in Center City Philadelphia that serves as one of SEPTA’s primary commuter rail terminals.
  • C. Jefferson Station (SEPTA)
    Jefferson Station (SEPTA) is a major underground regional rail hub in Center City Philadelphia that connects multiple commuter lines and provides direct access to nearby downtown destinations.
  • D. Penn–North station
    Penn–North station is an underground rapid transit stop on Baltimore’s Metro SubwayLink system serving the Penn-North neighborhood in West Baltimore.
  • E. Girard station (Broad Street Line)
    Girard station (Broad Street Line) is an underground rapid transit station in Philadelphia, Pennsylvania, located along SEPTA’s Broad Street Line near the intersection of Girard Avenue and Broad Street.
  • 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: North Philadelphia station (SEPTA Regional Rail)
Triple: [North Philadelphia station (Broad Street Line), connectsTo, North Philadelphia station (SEPTA Regional Rail)]
Generated description
North Philadelphia station (SEPTA Regional Rail) is a commuter rail station in North Philadelphia served by SEPTA Regional Rail lines, providing regional train connections to Center City and surrounding suburbs.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: North Philadelphia station (SEPTA Regional Rail)
Target entity description: North Philadelphia station (SEPTA Regional Rail) is a commuter rail station in North Philadelphia served by SEPTA Regional Rail lines, providing regional train connections to Center City and surrounding suburbs.
  • A. North Philadelphia station
    North Philadelphia station is a transit stop in North Philadelphia, Pennsylvania, serving passengers on SEPTA’s Broad Street Line subway.
  • B. Suburban Station (SEPTA)
    Suburban Station (SEPTA) is a major underground regional rail hub in Center City Philadelphia that serves as one of SEPTA’s primary commuter rail terminals.
  • C. Jefferson Station (SEPTA)
    Jefferson Station (SEPTA) is a major underground regional rail hub in Center City Philadelphia that connects multiple commuter lines and provides direct access to nearby downtown destinations.
  • D. Penn–North station
    Penn–North station is an underground rapid transit stop on Baltimore’s Metro SubwayLink system serving the Penn-North neighborhood in West Baltimore.
  • E. Girard station (Broad Street Line)
    Girard station (Broad Street Line) is an underground rapid transit station in Philadelphia, Pennsylvania, located along SEPTA’s Broad Street Line near the intersection of Girard Avenue and Broad Street.
  • 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_69ab4ac739188190a112f42a5a69c951 completed March 6, 2026, 9:44 p.m.
NER Named-entity recognition batch_69abe04476588190b0db0880e14c79b5 completed March 7, 2026, 8:22 a.m.
NED1 Entity disambiguation (via context triple) batch_69b031713e14819098db4cfaaea74f73 completed March 10, 2026, 2:57 p.m.
NEDg Description generation batch_69b0332021048190a846847e17ccf6f2 completed March 10, 2026, 3:05 p.m.
NED2 Entity disambiguation (via description) batch_69b0340e559081909e06d5383eca3019 completed March 10, 2026, 3:09 p.m.
Created at: March 6, 2026, 10:03 p.m.