Triple
T21198251
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Minneapolis and St. Louis Railway |
E522381
|
entity |
| Predicate | servedCity |
P3936
|
FINISHED |
| Object | Mason City, Iowa |
—
|
NE NERFINISHED |
Disambiguation candidates (1 decision)
The exact options the model was shown at each disambiguation step, with the option it chose highlighted — the evidence behind this triple's disambiguated ids.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Mason City, Iowa Context triple: [Minneapolis and St. Louis Railway, servedCity, Mason City, Iowa]
-
A.
Mason City
Mason City is a northern Iowa city known as the "River City," recognized for its musical heritage and notable Prairie School architecture, including works by Frank Lloyd Wright.
-
B.
Mason City, Iowa, United States
chosen
Mason City, Iowa, United States, is a small Midwestern city best known as the hometown of composer and playwright Meredith Willson, creator of the musical "The Music Man."
-
C.
Washington, Iowa
Washington, Iowa is a small city in southeastern Iowa known for its historic downtown, agricultural surroundings, and role as a local commercial and cultural hub.
-
D.
Marshalltown
Marshalltown is a city in central Iowa that serves as a regional hub for industry, commerce, and transportation.
-
E.
Marshalltown
Marshalltown is an inner-city commercial and business district located within Johannesburg’s central business area in South Africa.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (2 batches)
| Stage | Batch ID | Job type | Status |
|---|---|---|---|
| creating | batch_69e0b51061388190aa03f19700d3ef04 |
elicitation | completed |
| NER | batch_69e7333d6dec8190bbc66a71b31ea559 |
ner | completed |
Created at: April 16, 2026, 3:16 p.m.