Triple
T2550942
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Alaska Railroad |
E56622
|
entity |
| Predicate | operator |
P179
|
FINISHED |
| Object | Alaska Railroad Corporation |
E56622
|
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: Alaska Railroad Corporation | Statement: [Alaska Railroad, operator, Alaska Railroad Corporation]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Alaska Railroad Corporation Context triple: [Alaska Railroad, operator, Alaska Railroad Corporation]
-
A.
Alaska Railroad
chosen
The Alaska Railroad is a state-owned railway system in Alaska that provides passenger and freight services across key regions including Anchorage, Fairbanks, and coastal ports.
-
B.
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.
-
C.
Alaska Department of Transportation and Public Facilities
The Alaska Department of Transportation and Public Facilities is the state agency responsible for planning, building, operating, and maintaining Alaska’s transportation infrastructure and many public facilities, including highways, airports, and marine routes.
-
D.
Spokane, Portland and Seattle Railway
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.
-
E.
Northern Pacific
The Northern Pacific is the northern portion of the Pacific Ocean, encompassing vast open waters and numerous island groups and archipelagos across the Northern Hemisphere.
- 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_69ab4a4bfec081908039988ec4c86e28 |
completed | March 6, 2026, 9:42 p.m. |
| NER | Named-entity recognition | batch_69abd2eaaf688190926a1104be12a540 |
completed | March 7, 2026, 7:25 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69af5d14a58c819094250ee393f95a37 |
completed | March 9, 2026, 11:51 p.m. |
Created at: March 6, 2026, 9:48 p.m.