Triple
T20594415
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | EMD GP9 |
E506012
|
entity |
| Predicate | usedBy |
P260
|
FINISHED |
| Object | Great Northern Railway (U.S.) |
—
|
NE NERFINISHED |
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: Great Northern Railway (U.S.) | Statement: [EMD GP9, usedBy, Great Northern Railway (U.S.)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Great Northern Railway (U.S.) Context triple: [EMD GP9, usedBy, Great Northern Railway (U.S.)]
-
A.
Great Northern Railway (U.S.)
chosen
Great Northern Railway (U.S.) was a major transcontinental railroad that operated across the northern United States, connecting the Great Lakes to the Pacific Northwest and playing a key role in the region’s economic development.
-
B.
International–Great Northern Railroad
The International–Great Northern Railroad was a historic Texas railroad that played a key role in the development of transportation and commerce across the state in the late 19th and early 20th centuries.
-
C.
Soo Line Railroad
The Soo Line Railroad was a major U.S. Midwestern railroad, primarily serving the upper Midwest and closely associated with Canadian Pacific Railway’s operations in the United States.
-
D.
Northern Pacific Railway
The Northern Pacific Railway was a major transcontinental railroad in the northern United States that played a key role in opening and developing the Pacific Northwest in the late 19th and early 20th centuries.
-
E.
Grand Trunk Western Railroad
Grand Trunk Western Railroad was a major U.S. subsidiary of the Canadian National Railway that operated freight and passenger rail services primarily across Michigan, Indiana, and Illinois.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (2 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_69e0b4ba6ae88190af871e1f9522c704 |
completed | April 16, 2026, 10:06 a.m. |
| NER | Named-entity recognition | batch_69e6a97e3a7c8190b0b4604aaf40564b |
completed | April 20, 2026, 10:32 p.m. |
Created at: April 16, 2026, 11:40 a.m.