Triple
T21146301
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Chicago, St. Paul, Minneapolis and Omaha Railway |
E521063
|
entity |
| Predicate | formedByMergerOf |
P77
|
FINISHED |
| Object | West Wisconsin Railway |
—
|
NE NERFINISHED |
How this triple was built (3 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: West Wisconsin Railway | Statement: [Chicago, St. Paul, Minneapolis and Omaha Railway, formedByMergerOf, West Wisconsin Railway]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: West Wisconsin Railway Context triple: [Chicago, St. Paul, Minneapolis and Omaha Railway, formedByMergerOf, West Wisconsin Railway]
-
A.
Milwaukee and La Crosse Railroad
The Milwaukee and La Crosse Railroad was a 19th-century Wisconsin railway company that played a key role in connecting Milwaukee with the Mississippi River region and advancing regional commerce and settlement.
-
B.
East Troy Electric Railroad
The East Troy Electric Railroad is a historic heritage railway and museum in Wisconsin that operates vintage electric trolleys on a preserved interurban line.
-
C.
Kishwaukee Road
Kishwaukee Road is a regional roadway in northern Illinois that forms part of the state highway system and serves local communities along its route.
-
D.
Great Lakes Central Railroad
Great Lakes Central Railroad is a regional freight railroad in Michigan that operates former state-owned lines across the central and northern parts of the state.
-
E.
Coopersville & Marne Railway
Coopersville & Marne Railway is a heritage railroad in Michigan that offers scenic excursion train rides using historic equipment.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: West Wisconsin Railway Target entity description: West Wisconsin Railway was a 19th-century regional railroad in western Wisconsin that later became part of the Chicago, St. Paul, Minneapolis and Omaha Railway system.
-
A.
Milwaukee and La Crosse Railroad
chosen
The Milwaukee and La Crosse Railroad was a 19th-century Wisconsin railway company that played a key role in connecting Milwaukee with the Mississippi River region and advancing regional commerce and settlement.
-
B.
East Troy Electric Railroad
The East Troy Electric Railroad is a historic heritage railway and museum in Wisconsin that operates vintage electric trolleys on a preserved interurban line.
-
C.
Kishwaukee Road
Kishwaukee Road is a regional roadway in northern Illinois that forms part of the state highway system and serves local communities along its route.
-
D.
Great Lakes Central Railroad
Great Lakes Central Railroad is a regional freight railroad in Michigan that operates former state-owned lines across the central and northern parts of the state.
-
E.
Coopersville & Marne Railway
Coopersville & Marne Railway is a heritage railroad in Michigan that offers scenic excursion train rides using historic equipment.
- F. None of above.
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_69e0b50c6a848190a4e525a77a319b8a |
completed | April 16, 2026, 10:08 a.m. |
| NER | Named-entity recognition | batch_69e723fdc25481909d6648e09b069c41 |
completed | April 21, 2026, 7:15 a.m. |
Created at: April 16, 2026, 2:58 p.m.