Triple
T5341261
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Lewis and Clark Expedition |
E123948
|
entity |
| Predicate | routeFollowed |
P2127
|
FINISHED |
| Object | Missouri River |
E21358
|
NE FINISHED |
Named-entity recognition
Before disambiguation, gpt-5-mini classified whether the object phrase is a named entity — the step behind the object's NE type shown above.
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: Missouri River | Statement: [Lewis and Clark Expedition, routeFollowed, Missouri River]
Disambiguation candidates (2 decisions)
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: Missouri River Context triple: [Lewis and Clark Expedition, routeFollowed, Missouri River]
-
A.
Missouri River
chosen
The Missouri River is the longest river in North America, flowing from the Rocky Mountains of western Montana to join the Mississippi River near St. Louis.
-
B.
Mississippi River
The Mississippi River is one of the longest and most significant rivers in the United States, serving as a major waterway for transportation, commerce, and drainage across much of the central continent.
-
C.
Niobrara River
The Niobrara River is a scenic waterway in northern Nebraska known for its unique mix of Great Plains, Sandhills, and forest ecosystems and popular for canoeing, tubing, and wildlife viewing.
-
D.
Red River of the North
The Red River of the North is a northward-flowing river forming much of the border between North Dakota and Minnesota before continuing through Manitoba to Lake Winnipeg, and is known for its fertile valley and frequent flooding.
-
E.
Yellowstone River
The Yellowstone River is a major free-flowing river in the western United States that originates in Yellowstone National Park and flows through Wyoming, Montana, and North Dakota before joining the Missouri River.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: routeFollowed Context triple: [Lewis and Clark Expedition, routeFollowed, Missouri River]
-
A.
followsRouteOf
chosen
Indicates that one entity travels along the same path or route that another entity takes or has taken.
-
B.
routeCompleted
Indicates that a specified route has been fully traversed or finished by the relevant entity or process.
-
C.
routeVia
Indicates that a connection, path, or communication between two points is established or carried out through an intermediate location, node, or channel.
-
D.
route
Indicates that one entity serves as a path or course used to travel or move between locations associated with another entity.
-
E.
roadTraverses
Indicates that a road passes through, crosses, or extends across a specified geographic area or feature.
- F. None of above.
Provenance (4 batches)
| Stage | Batch ID | Job type | Status |
|---|---|---|---|
| creating | batch_69bd464b07f8819095aa76577c9829e4 |
elicitation | completed |
| NER | batch_69bd85e86edc81908d87933db6489f91 |
ner | completed |
| NED1 | batch_69bf186fe9308190ba81af4931e97b42 |
ned_source_triple | completed |
| PD | batch_69bd845a62b081909782863865b257a9 |
pd | completed |
Created at: March 20, 2026, 2 p.m.