Triple

T4446621
Position Surface form Disambiguated ID Type / Status
Subject Amtrak Philadelphia to Wilmington line E96303 entity
Predicate hasStation P35 FINISHED
Object Marcus Hook station
Marcus Hook station is a commuter rail stop in Marcus Hook, Pennsylvania, serving both SEPTA Regional Rail and some Amtrak services along the Northeast Corridor between Philadelphia and Wilmington.
E440938 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: Marcus Hook station | Statement: [Amtrak Philadelphia to Wilmington line, hasStation, Marcus Hook station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Marcus Hook station
Context triple: [Amtrak Philadelphia to Wilmington line, hasStation, Marcus Hook station]
  • A. Egg Harbor City station
    Egg Harbor City station is a New Jersey Transit rail stop in Egg Harbor City, New Jersey, serving passengers on the Atlantic City Line between Philadelphia and Atlantic City.
  • B. Susquehanna–Dauphin station
    Susquehanna–Dauphin station is a subway stop on SEPTA’s Broad Street Line in North Philadelphia serving the surrounding residential and Temple University areas.
  • C. Corry Station
    Corry Station is a U.S. Navy installation in Escambia County, Florida, primarily known as a training center for information warfare, cryptology, and related technical fields.
  • D. Paoli Station
    Paoli Station is a historic commuter and intercity rail station in Paoli, Pennsylvania, serving Amtrak and SEPTA trains on a major route between Philadelphia and Harrisburg.
  • E. Doylestown station
    Doylestown station is a SEPTA Regional Rail station in Doylestown, Pennsylvania, serving as a key commuter hub for travel between the northern suburbs and central Philadelphia.
  • 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: Marcus Hook station
Triple: [Amtrak Philadelphia to Wilmington line, hasStation, Marcus Hook station]
Generated description
Marcus Hook station is a commuter rail stop in Marcus Hook, Pennsylvania, serving both SEPTA Regional Rail and some Amtrak services along the Northeast Corridor between Philadelphia and Wilmington.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Marcus Hook station
Target entity description: Marcus Hook station is a commuter rail stop in Marcus Hook, Pennsylvania, serving both SEPTA Regional Rail and some Amtrak services along the Northeast Corridor between Philadelphia and Wilmington.
  • A. Egg Harbor City station
    Egg Harbor City station is a New Jersey Transit rail stop in Egg Harbor City, New Jersey, serving passengers on the Atlantic City Line between Philadelphia and Atlantic City.
  • B. Susquehanna–Dauphin station
    Susquehanna–Dauphin station is a subway stop on SEPTA’s Broad Street Line in North Philadelphia serving the surrounding residential and Temple University areas.
  • C. Corry Station
    Corry Station is a U.S. Navy installation in Escambia County, Florida, primarily known as a training center for information warfare, cryptology, and related technical fields.
  • D. Paoli Station
    Paoli Station is a historic commuter and intercity rail station in Paoli, Pennsylvania, serving Amtrak and SEPTA trains on a major route between Philadelphia and Harrisburg.
  • E. Doylestown station
    Doylestown station is a SEPTA Regional Rail station in Doylestown, Pennsylvania, serving as a key commuter hub for travel between the northern suburbs and central Philadelphia.
  • 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_69b345415ba481908df738e7174448ba completed March 12, 2026, 10:59 p.m.
NER Named-entity recognition batch_69b355d1eba08190899d0a3c1684ce4e completed March 13, 2026, 12:09 a.m.
NED1 Entity disambiguation (via context triple) batch_69b61386df48819080e44a23b9d67d23 completed March 15, 2026, 2:03 a.m.
NEDg Description generation batch_69b617c13d4481909d22d201ce405d3a completed March 15, 2026, 2:21 a.m.
NED2 Entity disambiguation (via description) batch_69b6187687f8819084e2d611e9e31f79 completed March 15, 2026, 2:24 a.m.
Created at: March 12, 2026, 11:32 p.m.