Triple
T20179094
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Chicago, Burlington and Quincy Railroad |
E492677
|
entity |
| Predicate | parentCompany |
P254
|
FINISHED |
| Object | Spokane, Portland and Seattle Railway (related ownership group) |
—
|
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: Spokane, Portland and Seattle Railway (related ownership group) | Statement: [Chicago, Burlington and Quincy Railroad, parentCompany, Spokane, Portland and Seattle Railway (related ownership group)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Spokane, Portland and Seattle Railway (related ownership group) Context triple: [Chicago, Burlington and Quincy Railroad, parentCompany, Spokane, Portland and Seattle Railway (related ownership group)]
-
A.
Spokane, Portland and Seattle Railway
chosen
The Spokane, Portland and Seattle Railway was an early 20th-century Pacific Northwest railroad line, backed by railroad magnate James J. Hill, that connected key cities along the Columbia River and facilitated regional trade and transportation.
-
B.
Northern Pacific Railway and Great Northern Railway
Northern Pacific Railway and Great Northern Railway were major transcontinental railroads in the northern United States that played a key role in the region’s economic development and were central to early 20th-century railroad consolidations.
-
C.
Portland & Western Railroad
Portland & Western Railroad is a regional freight railroad operating in western Oregon, providing rail services across a network of former branch lines.
-
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.
Union Pacific Northwest Line
The Union Pacific Northwest Line is a commuter rail route serving Chicago and its northwestern suburbs as part of the Metra rail system.
- 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_69da6268a034819081cbd9ea5a1c9475 |
completed | April 11, 2026, 3:02 p.m. |
| NER | Named-entity recognition | batch_69e668ed07c8819091bd9ffda237a91c |
completed | April 20, 2026, 5:57 p.m. |
Created at: April 11, 2026, 11:36 p.m.