Triple

T14970552
Position Surface form Disambiguated ID Type / Status
Subject SEPTA Chestnut Hill East Line E373304 entity
Predicate hasStation P35 FINISHED
Object Allen Lane station
Allen Lane station is a regional rail stop in Philadelphia, Pennsylvania, served by SEPTA's Chestnut Hill East Line.
 E1132275 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: Allen Lane station | Statement: [SEPTA Chestnut Hill East Line, hasStation, Allen Lane station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Allen Lane station
Context triple: [SEPTA Chestnut Hill East Line, hasStation, Allen Lane station]
  • A. Mark Lane station
    Mark Lane station was a former London Underground station on the District and Circle lines that once served the City of London near the Tower of London before being closed and superseded by Tower Hill station.
  • B. Park Lane station
    Park Lane station is a public transit stop on Dallas Area Rapid Transit’s light rail system in Dallas, Texas.
  • C. Rayners Lane station
    Rayners Lane station is a London Underground station in the London Borough of Harrow, served by the Metropolitan and Piccadilly lines.
  • D. Stonebridge Park station
    Stonebridge Park station is a railway and London Underground station in north-west London served by the Bakerloo line and London Overground.
  • E. Forest Lane station
    Forest Lane station is a Dallas Area Rapid Transit (DART) light rail stop in Dallas, Texas, located along the system’s Red Line.
  • 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: Allen Lane station
Triple: [SEPTA Chestnut Hill East Line, hasStation, Allen Lane station]
Generated description
Allen Lane station is a regional rail stop in Philadelphia, Pennsylvania, served by SEPTA's Chestnut Hill East Line.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Allen Lane station
Target entity description: Allen Lane station is a regional rail stop in Philadelphia, Pennsylvania, served by SEPTA's Chestnut Hill East Line.
  • A. Mark Lane station
    Mark Lane station was a former London Underground station on the District and Circle lines that once served the City of London near the Tower of London before being closed and superseded by Tower Hill station.
  • B. Park Lane station
    Park Lane station is a public transit stop on Dallas Area Rapid Transit’s light rail system in Dallas, Texas.
  • C. Rayners Lane station
    Rayners Lane station is a London Underground station in the London Borough of Harrow, served by the Metropolitan and Piccadilly lines.
  • D. Stonebridge Park station
    Stonebridge Park station is a railway and London Underground station in north-west London served by the Bakerloo line and London Overground.
  • E. Forest Lane station
    Forest Lane station is a Dallas Area Rapid Transit (DART) light rail stop in Dallas, Texas, located along the system’s Red Line.
  • 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_69d85ccbbcd48190acb56e7cf104d8ad completed April 10, 2026, 2:13 a.m.
NER Named-entity recognition batch_69ded6e59a7c8190a1634a706ea68fda completed April 15, 2026, 12:08 a.m.
NED1 Entity disambiguation (via context triple) batch_69fe9692e4fc8190a1194a41fc8a832c completed May 9, 2026, 2:06 a.m.
NEDg Description generation batch_69fe983820f88190843361b0ac391d38 completed May 9, 2026, 2:13 a.m.
NED2 Entity disambiguation (via description) batch_69fe98b18ab48190b2a47418904e6643 completed May 9, 2026, 2:15 a.m.
Created at: April 10, 2026, 2:49 a.m.