Triple

T5530021
Position Surface form Disambiguated ID Type / Status
Subject Reading Terminal E145024 entity
Predicate replacedBy P101 FINISHED
Object Jefferson Station (renamed Market East Station)
Jefferson Station, formerly known as Market East Station, is a major underground regional rail hub in Center City Philadelphia serving SEPTA’s commuter rail network.
E532838 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: Jefferson Station (renamed Market East Station) | Statement: [Reading Terminal, replacedBy, Jefferson Station (renamed Market East Station)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Jefferson Station (renamed Market East Station)
Context triple: [Reading Terminal, replacedBy, Jefferson Station (renamed Market East Station)]
  • A. Fairmount station
    Fairmount station is a Massachusetts Bay Transportation Authority (MBTA) commuter rail stop in Boston’s Hyde Park neighborhood on the Fairmount Line.
  • B. Temple University station
    Temple University station is a major SEPTA Regional Rail hub in North Philadelphia serving multiple commuter lines and providing access to Temple University's main campus.
  • C. Market Center station
    Market Center station is a light rail stop in Dallas, Texas, served by DART’s Green Line and providing access to the nearby medical and market districts.
  • D. Franklin Avenue Station
    Franklin Avenue Station is a light rail stop on the METRO Blue Line in Minneapolis, Minnesota, serving the surrounding residential and commercial neighborhoods.
  • E. West Trenton station
    West Trenton station is a commuter rail station in Ewing Township, New Jersey, serving as a key terminus and transfer point for regional rail services.
  • 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: Jefferson Station (renamed Market East Station)
Triple: [Reading Terminal, replacedBy, Jefferson Station (renamed Market East Station)]
Generated description
Jefferson Station, formerly known as Market East Station, is a major underground regional rail hub in Center City Philadelphia serving SEPTA’s commuter rail network.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Jefferson Station (renamed Market East Station)
Target entity description: Jefferson Station, formerly known as Market East Station, is a major underground regional rail hub in Center City Philadelphia serving SEPTA’s commuter rail network.
  • A. Fairmount station
    Fairmount station is a Massachusetts Bay Transportation Authority (MBTA) commuter rail stop in Boston’s Hyde Park neighborhood on the Fairmount Line.
  • B. Temple University station
    Temple University station is a major SEPTA Regional Rail hub in North Philadelphia serving multiple commuter lines and providing access to Temple University's main campus.
  • C. Market Center station
    Market Center station is a light rail stop in Dallas, Texas, served by DART’s Green Line and providing access to the nearby medical and market districts.
  • D. Franklin Avenue Station
    Franklin Avenue Station is a light rail stop on the METRO Blue Line in Minneapolis, Minnesota, serving the surrounding residential and commercial neighborhoods.
  • E. West Trenton station
    West Trenton station is a commuter rail station in Ewing Township, New Jersey, serving as a key terminus and transfer point for regional rail services.
  • 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_69c01f996e088190844cba2c4458bd76 completed March 22, 2026, 4:58 p.m.
NED1 Entity disambiguation (via context triple) batch_69c02801cbf881909da344a057520f32 completed March 22, 2026, 5:33 p.m.
NEDg Description generation batch_69c0376eea3c8190af11dbb0030cc57d completed March 22, 2026, 6:39 p.m.
NED2 Entity disambiguation (via description) batch_69c0384f8ce481908e7f82edf6c17323 completed March 22, 2026, 6:43 p.m.
Created at: March 22, 2026, 3:34 p.m.