Triple

T14970550
Position Surface form Disambiguated ID Type / Status
Subject SEPTA Chestnut Hill East Line E373304 entity
Predicate hasStation P35 FINISHED
Object Wyndmoor station
Wyndmoor station is a regional rail stop in Pennsylvania served by SEPTA’s Chestnut Hill East Line, providing commuter access between the local community and central Philadelphia.
E1130039 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: Wyndmoor station | Statement: [SEPTA Chestnut Hill East Line, hasStation, Wyndmoor station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Wyndmoor station
Context triple: [SEPTA Chestnut Hill East Line, hasStation, Wyndmoor station]
  • A. Wynnewood station
    Wynnewood station is a commuter rail stop on SEPTA's Paoli/Thorndale Line located in the Wynnewood neighborhood of Lower Merion Township, Pennsylvania.
  • B. Glenside station
    Glenside station is a SEPTA Regional Rail stop in Glenside, Pennsylvania, serving multiple commuter lines that connect the suburb with central Philadelphia and surrounding areas.
  • C. Elkins Park station
    Elkins Park station is a historic commuter rail station in the Elkins Park neighborhood of Pennsylvania that serves SEPTA Regional Rail passengers traveling to and from the Philadelphia area.
  • D. Haverford station
    Haverford station is a commuter rail stop serving the Haverford area in Pennsylvania, providing regional rail connections for local residents and visitors.
  • E. Hatboro station
    Hatboro station is a SEPTA Regional Rail stop in Hatboro, Pennsylvania, serving commuters on the Warminster Line to and from 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: Wyndmoor station
Triple: [SEPTA Chestnut Hill East Line, hasStation, Wyndmoor station]
Generated description
Wyndmoor station is a regional rail stop in Pennsylvania served by SEPTA’s Chestnut Hill East Line, providing commuter access between the local community and central Philadelphia.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Wyndmoor station
Target entity description: Wyndmoor station is a regional rail stop in Pennsylvania served by SEPTA’s Chestnut Hill East Line, providing commuter access between the local community and central Philadelphia.
  • A. Wynnewood station
    Wynnewood station is a commuter rail stop on SEPTA's Paoli/Thorndale Line located in the Wynnewood neighborhood of Lower Merion Township, Pennsylvania.
  • B. Glenside station
    Glenside station is a SEPTA Regional Rail stop in Glenside, Pennsylvania, serving multiple commuter lines that connect the suburb with central Philadelphia and surrounding areas.
  • C. Elkins Park station
    Elkins Park station is a historic commuter rail station in the Elkins Park neighborhood of Pennsylvania that serves SEPTA Regional Rail passengers traveling to and from the Philadelphia area.
  • D. Haverford station
    Haverford station is a commuter rail stop serving the Haverford area in Pennsylvania, providing regional rail connections for local residents and visitors.
  • E. Hatboro station
    Hatboro station is a SEPTA Regional Rail stop in Hatboro, Pennsylvania, serving commuters on the Warminster Line to and from 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_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_69fe8be6ce68819099f841d83c6ca33d completed May 9, 2026, 1:20 a.m.
NEDg Description generation batch_69fe8e512adc8190a1cf47f1713a968f completed May 9, 2026, 1:30 a.m.
NED2 Entity disambiguation (via description) batch_69fe8ec3d718819098629558bc007496 completed May 9, 2026, 1:32 a.m.
Created at: April 10, 2026, 2:49 a.m.