Triple

T3022772
Position Surface form Disambiguated ID Type / Status
Subject Keystone Service (select trains) E82501 entity
Predicate terminus P388 FINISHED
Object Harrisburg Transportation Center E150580 NE FINISHED

How this triple was built (2 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: Harrisburg Transportation Center | Statement: [Keystone Service (select trains), terminus, Harrisburg Transportation Center]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Harrisburg Transportation Center
Context triple: [Keystone Service (select trains), terminus, Harrisburg Transportation Center]
  • A. Harrisburg Transportation Center chosen
    Harrisburg Transportation Center is a historic intermodal transit hub in Harrisburg, Pennsylvania, serving as a major Amtrak rail station and local bus center.
  • B. Norristown Transportation Center
    Norristown Transportation Center is a major multimodal transit hub in Norristown, Pennsylvania, serving as a key connection point for regional rail, high-speed rail, and bus services in the SEPTA network.
  • C. Penn–North station
    Penn–North station is an underground rapid transit stop on Baltimore’s Metro SubwayLink system serving the Penn-North neighborhood in West Baltimore.
  • D. 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.
  • 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.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 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_69ad8b1fb34081908c1b873e2b7273e1 completed March 8, 2026, 2:43 p.m.
NER Named-entity recognition batch_69ad9a963034819093d96566e9b0cea9 completed March 8, 2026, 3:49 p.m.
NED1 Entity disambiguation (via context triple) batch_69b1deafdcb881908174331d5bfc6349 completed March 11, 2026, 9:29 p.m.
Created at: March 8, 2026, 3 p.m.