Triple
T5377112
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Chicago and North Western Railway Company |
E112986
|
entity |
| Predicate | abbreviation |
P43
|
FINISHED |
| Object | C&NW |
E112986
|
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: C&NW | Statement: [Chicago and North Western Railway Company, abbreviation, C&NW]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: C&NW Context triple: [Chicago and North Western Railway Company, abbreviation, C&NW]
-
A.
Chicago and North Western Railway Company
chosen
The Chicago and North Western Railway Company was a major Midwestern American railroad that operated an extensive network of lines connecting Chicago with the upper Midwest and Great Plains from the 19th through the 20th century.
-
B.
Wabash Railroad
Wabash Railroad was a major Midwestern American railroad company that operated an extensive network connecting key cities such as Chicago, St. Louis, Detroit, and Buffalo during the late 19th and early 20th centuries.
-
C.
Missouri Pacific Railroad
Missouri Pacific Railroad was a major American Class I railroad that operated across the Midwestern and Southwestern United States, playing a key role in regional freight and passenger transportation before its merger into the Union Pacific system.
-
D.
Milwaukee Road
The Milwaukee Road was a major American railroad that operated an extensive Midwestern and Pacific Northwest network, noted especially for its electrified mountain routes and eventual bankruptcy in the late 20th century.
-
E.
Chicago, Burlington and Quincy Railroad
The Chicago, Burlington and Quincy Railroad was a major American railroad company in the Midwestern and Western United States, known for its extensive passenger and freight services and its role in developing routes between Chicago, Denver, and the Pacific Coast.
- 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_69bd4436a1988190af18dcff7fd306b4 |
completed | March 20, 2026, 12:57 p.m. |
| NER | Named-entity recognition | batch_69bd86b08bf881909fa2e42c977d807a |
completed | March 20, 2026, 5:41 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69bf29428cec8190a20bea8fcae59d8f |
completed | March 21, 2026, 11:26 p.m. |
Created at: March 20, 2026, 2:03 p.m.