Triple
T7439632
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Amtrak Keystone Service |
E171711
|
entity |
| Predicate | majorHubStation |
P423
|
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: [Amtrak Keystone Service, majorHubStation, Harrisburg Transportation Center]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Harrisburg Transportation Center Context triple: [Amtrak Keystone Service, majorHubStation, 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.
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.
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.
- 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_69c68a64228c8190affaec2a8127ce7b |
completed | March 27, 2026, 1:47 p.m. |
| NER | Named-entity recognition | batch_69c6f34c28648190a426b5d7623b41e8 |
completed | March 27, 2026, 9:14 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c8344d4c408190a72f8f7718957f21 |
completed | March 28, 2026, 8:04 p.m. |
Created at: March 27, 2026, 3:13 p.m.