Triple

T1495615
Position Surface form Disambiguated ID Type / Status
Subject Jefferson Station E29677 entity
Predicate serves P98 FINISHED
Object SEPTA Wilmington/Newark Line
The SEPTA Wilmington/Newark Line is a regional rail service connecting Philadelphia with Wilmington, Delaware and Newark, Delaware, providing commuter and intercity transit along the Northeast Corridor.
E226974 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 Wilmington/Newark Line | Statement: [Jefferson Station, serves, SEPTA Wilmington/Newark Line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: SEPTA Wilmington/Newark Line
Context triple: [Jefferson Station, serves, SEPTA Wilmington/Newark Line]
  • A. SEPTA West Trenton Line
    The SEPTA West Trenton Line is a commuter rail service in the Philadelphia region that connects Center City to West Trenton, New Jersey, as part of SEPTA’s Regional Rail network.
  • B. SEPTA Broad Street Line
    The SEPTA Broad Street Line is a rapid transit subway line running primarily along Broad Street in Philadelphia, providing north–south service through the city’s central corridor.
  • C. SEPTA Market–Frankford Line
    The SEPTA Market–Frankford Line is a major rapid transit route in Philadelphia that runs east–west across the city, connecting key neighborhoods and commercial districts.
  • D. Manayunk/Norristown Line
    The Manayunk/Norristown Line is a commuter rail route in the Philadelphia region that runs along the Schuylkill River, connecting Center City Philadelphia with Manayunk, Norristown, and surrounding suburbs.
  • E. SEPTA Regional Rail
    SEPTA Regional Rail is a commuter rail network serving the Philadelphia metropolitan area, connecting the city with its suburbs and neighboring regions.
  • 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 Wilmington/Newark Line
Triple: [Jefferson Station, serves, SEPTA Wilmington/Newark Line]
Generated description
The SEPTA Wilmington/Newark Line is a regional rail service connecting Philadelphia with Wilmington, Delaware and Newark, Delaware, providing commuter and intercity transit along the Northeast Corridor.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: SEPTA Wilmington/Newark Line
Target entity description: The SEPTA Wilmington/Newark Line is a regional rail service connecting Philadelphia with Wilmington, Delaware and Newark, Delaware, providing commuter and intercity transit along the Northeast Corridor.
  • A. SEPTA West Trenton Line
    The SEPTA West Trenton Line is a commuter rail service in the Philadelphia region that connects Center City to West Trenton, New Jersey, as part of SEPTA’s Regional Rail network.
  • B. SEPTA Broad Street Line
    The SEPTA Broad Street Line is a rapid transit subway line running primarily along Broad Street in Philadelphia, providing north–south service through the city’s central corridor.
  • C. SEPTA Market–Frankford Line
    The SEPTA Market–Frankford Line is a major rapid transit route in Philadelphia that runs east–west across the city, connecting key neighborhoods and commercial districts.
  • D. Manayunk/Norristown Line
    The Manayunk/Norristown Line is a commuter rail route in the Philadelphia region that runs along the Schuylkill River, connecting Center City Philadelphia with Manayunk, Norristown, and surrounding suburbs.
  • E. SEPTA Regional Rail
    SEPTA Regional Rail is a commuter rail network serving the Philadelphia metropolitan area, connecting the city with its suburbs and neighboring regions.
  • 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_69a498dba1d8819093b46a3a8d2485f1 completed March 1, 2026, 7:51 p.m.
NER Named-entity recognition batch_69a4c6ec70c48190a94f6e1002848eae completed March 1, 2026, 11:08 p.m.
NED1 Entity disambiguation (via context triple) batch_69ae0aa631788190836e00b3cce934ef completed March 8, 2026, 11:47 p.m.
NEDg Description generation batch_69ae0e9310288190af35a7accfa609e3 completed March 9, 2026, 12:04 a.m.
NED2 Entity disambiguation (via description) batch_69ae0eeb73088190b1ab31f7fcdc4f9d completed March 9, 2026, 12:06 a.m.
Created at: March 1, 2026, 8:12 p.m.