Triple

T6646191
Position Surface form Disambiguated ID Type / Status
Subject 36th Street and Market Street E150706 entity
Predicate hasNearbyStation P5648 FINISHED
Object SEPTA 34th Street Station (Market–Frankford Line)
SEPTA 34th Street Station (Market–Frankford Line) is an elevated rapid transit station in West Philadelphia serving the Market–Frankford Line, providing access to nearby University City institutions and surrounding neighborhoods.
 E610521 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: SEPTA 34th Street Station (Market–Frankford Line) | Statement: [36th Street and Market Street, hasNearbyStation, SEPTA 34th Street Station (Market–Frankford Line)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: SEPTA 34th Street Station (Market–Frankford Line)
Context triple: [36th Street and Market Street, hasNearbyStation, SEPTA 34th Street Station (Market–Frankford Line)]
  • A. Erie station (Broad Street Line)
    Erie station (Broad Street Line) is a rapid transit station on SEPTA's Broad Street Line in Philadelphia, Pennsylvania.
  • 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. Walnut Street station
    Walnut Street station is a New Jersey Transit commuter rail stop in Montclair, New Jersey, serving passengers on the Montclair-Boonton Line.
  • D. 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.
  • E. 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.
  • 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: SEPTA 34th Street Station (Market–Frankford Line)
Triple: [36th Street and Market Street, hasNearbyStation, SEPTA 34th Street Station (Market–Frankford Line)]
Generated description
SEPTA 34th Street Station (Market–Frankford Line) is an elevated rapid transit station in West Philadelphia serving the Market–Frankford Line, providing access to nearby University City institutions and surrounding neighborhoods.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: SEPTA 34th Street Station (Market–Frankford Line)
Target entity description: SEPTA 34th Street Station (Market–Frankford Line) is an elevated rapid transit station in West Philadelphia serving the Market–Frankford Line, providing access to nearby University City institutions and surrounding neighborhoods.
  • A. Erie station (Broad Street Line)
    Erie station (Broad Street Line) is a rapid transit station on SEPTA's Broad Street Line in Philadelphia, Pennsylvania.
  • 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. Walnut Street station
    Walnut Street station is a New Jersey Transit commuter rail stop in Montclair, New Jersey, serving passengers on the Montclair-Boonton Line.
  • D. 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.
  • E. 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.
  • 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_69c687f1a3048190828b7342f7125d5c completed March 27, 2026, 1:36 p.m.
NER Named-entity recognition batch_69c6b01cecc48190a6d2c26d8d5ab80c completed March 27, 2026, 4:28 p.m.
NED1 Entity disambiguation (via context triple) batch_69c6eef48b488190ac08dc37d4a5d514 completed March 27, 2026, 8:56 p.m.
NEDg Description generation batch_69c6f127d9188190849959aaae10f769 completed March 27, 2026, 9:05 p.m.
NED2 Entity disambiguation (via description) batch_69c6f5318764819092eca02a5f300e2a completed March 27, 2026, 9:22 p.m.
Created at: March 27, 2026, 2 p.m.