Triple
T9199197
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Amtrak Northeast Corridor routes |
E220792
|
entity |
| Predicate | owner |
P347
|
FINISHED |
| Object | Maryland Area Regional Commuter |
E16028
|
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: Maryland Area Regional Commuter | Statement: [Amtrak Northeast Corridor routes, owner, Maryland Area Regional Commuter]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Maryland Area Regional Commuter Context triple: [Amtrak Northeast Corridor routes, owner, Maryland Area Regional Commuter]
-
A.
Maryland Area Regional Commuter
chosen
Maryland Area Regional Commuter is a state-supported commuter rail service in Maryland that connects Washington, D.C., Baltimore, and surrounding regions.
-
B.
Central Maryland
Central Maryland is a mid-Atlantic subregion of the state that includes communities like Mount Airy and encompasses the area around Baltimore and its surrounding counties.
-
C.
Suburban Maryland
Suburban Maryland is the largely residential and commercial area surrounding Washington, D.C., known for its commuter communities, shopping centers, and proximity to the nation’s capital.
-
D.
Capital Beltway region
The Capital Beltway region is the metropolitan area surrounding Washington, D.C., characterized by the communities and suburbs located along and within the I-495 beltway.
-
E.
Metropolregion MD
Metropolregion MD is a central German metropolitan region encompassing major cities and economic centers in the states of Saxony, Saxony-Anhalt, and Thuringia, focused on regional development and cooperation.
- 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_69ca83e8e9248190862cf3e41693b310 |
completed | March 30, 2026, 2:08 p.m. |
| NER | Named-entity recognition | batch_69ccd880ab808190aa785a5f1e5d5976 |
completed | April 1, 2026, 8:34 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69d05c40267c8190926f4d5c912d0f45 |
completed | April 4, 2026, 12:33 a.m. |
Created at: March 30, 2026, 7:25 p.m.