Triple
T20179064
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Chicago, Burlington and Quincy Railroad |
E492677
|
entity |
| Predicate | formedByMergerOf |
P77
|
FINISHED |
| Object | Burlington and Missouri River Railroad in Iowa |
—
|
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: Burlington and Missouri River Railroad in Iowa | Statement: [Chicago, Burlington and Quincy Railroad, formedByMergerOf, Burlington and Missouri River Railroad in Iowa]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Burlington and Missouri River Railroad in Iowa Context triple: [Chicago, Burlington and Quincy Railroad, formedByMergerOf, Burlington and Missouri River Railroad in Iowa]
-
A.
Burlington and Missouri River Railroad in Nebraska
chosen
The Burlington and Missouri River Railroad in Nebraska was a 19th-century Midwestern railroad whose lines became a key part of the Chicago, Burlington and Quincy Railroad system.
-
B.
Iowa Interstate Railroad
Iowa Interstate Railroad is a regional freight railroad operating across parts of Iowa and neighboring Midwestern states, connecting local industries to the national rail network.
-
C.
Burlington–Fort Madison rail corridor
The Burlington–Fort Madison rail corridor is a key railway line in southeastern Iowa that carries Amtrak passenger trains and significant freight traffic along the Mississippi River between Burlington and Fort Madison.
-
D.
Missouri–Kansas–Texas Railroad
The Missouri–Kansas–Texas Railroad, commonly known as the MKT or "the Katy," was a major American railroad that served the south-central United States, particularly linking Missouri, Kansas, Oklahoma, and Texas.
-
E.
Dakota, Missouri Valley and Western Railroad
The Dakota, Missouri Valley and Western Railroad is a regional freight railroad operating primarily in the Dakotas, providing transportation services for agricultural and industrial commodities.
- 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.