Triple

T1465195
Position Surface form Disambiguated ID Type / Status
Subject Bryn Mawr College E27006 entity
Predicate locatedIn P40 FINISHED
Object Main Line, Philadelphia
Main Line, Philadelphia is an affluent suburban region northwest of downtown Philadelphia, known for its historic commuter rail communities, prestigious colleges, and upscale residential neighborhoods.
E170758 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: Main Line, Philadelphia | Statement: [Bryn Mawr College, locatedIn, Main Line, Philadelphia]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Main Line, Philadelphia
Context triple: [Bryn Mawr College, locatedIn, Main Line, Philadelphia]
  • A. The Main Line
    "The Main Line" is a 1914 American silent drama film written by Beatrice DeMille, notable as part of her early screenwriting career in the emerging Hollywood film industry.
  • B. Broad Street Line
    The Broad Street Line is a major north–south rapid transit subway line in Philadelphia operated by SEPTA, running primarily beneath Broad Street and serving key downtown and neighborhood destinations.
  • C. Main Line (Philadelphia to Pittsburgh)
    Main Line (Philadelphia to Pittsburgh) was a major east–west rail corridor across Pennsylvania that formed the core route linking Philadelphia and Pittsburgh and became central to the state’s transportation and economic development.
  • D. Main Line
    Main Line is the primary rail corridor of the Long Island Rail Road, running from New York City through central Long Island and serving as a backbone for many of its branch lines.
  • E. Main Line
    The Main Line is a key commuter rail corridor in northern New Jersey that connects Hoboken and New York–bound services to various suburban communities as part of the NJ Transit rail network.
  • 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: Main Line, Philadelphia
Triple: [Bryn Mawr College, locatedIn, Main Line, Philadelphia]
Generated description
Main Line, Philadelphia is an affluent suburban region northwest of downtown Philadelphia, known for its historic commuter rail communities, prestigious colleges, and upscale residential neighborhoods.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Main Line, Philadelphia
Target entity description: Main Line, Philadelphia is an affluent suburban region northwest of downtown Philadelphia, known for its historic commuter rail communities, prestigious colleges, and upscale residential neighborhoods.
  • A. The Main Line
    "The Main Line" is a 1914 American silent drama film written by Beatrice DeMille, notable as part of her early screenwriting career in the emerging Hollywood film industry.
  • B. Broad Street Line
    The Broad Street Line is a major north–south rapid transit subway line in Philadelphia operated by SEPTA, running primarily beneath Broad Street and serving key downtown and neighborhood destinations.
  • C. Main Line (Philadelphia to Pittsburgh)
    Main Line (Philadelphia to Pittsburgh) was a major east–west rail corridor across Pennsylvania that formed the core route linking Philadelphia and Pittsburgh and became central to the state’s transportation and economic development.
  • D. Main Line
    Main Line is the primary rail corridor of the Long Island Rail Road, running from New York City through central Long Island and serving as a backbone for many of its branch lines.
  • E. Main Line
    The Main Line is a key commuter rail corridor in northern New Jersey that connects Hoboken and New York–bound services to various suburban communities as part of the NJ Transit rail network.
  • 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_69a496d25d6881909dbd84f86d763992 completed March 1, 2026, 7:43 p.m.
NER Named-entity recognition batch_69a4c5ba2d5c81909ee85713de961fcb completed March 1, 2026, 11:03 p.m.
NED1 Entity disambiguation (via context triple) batch_69ad1c9daa748190865d97f632ab8a37 completed March 8, 2026, 6:52 a.m.
NEDg Description generation batch_69ad1ec2adb881909e8477e1ca6c7d6e completed March 8, 2026, 7:01 a.m.
NED2 Entity disambiguation (via description) batch_69ad1f504aa08190b4b27ba8519403ee completed March 8, 2026, 7:03 a.m.
Created at: March 1, 2026, 8:01 p.m.