U.S. Route 81 Missouri River bridge near Yankton
E509308
The U.S. Route 81 Missouri River bridge near Yankton is a highway bridge that carries U.S. Route 81 across the Missouri River, connecting the states of Nebraska and South Dakota.
All labels observed (1)
| Label | Occurrences |
|---|---|
| U.S. Route 81 Missouri River bridge near Yankton canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5280491 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: U.S. Route 81 Missouri River bridge near Yankton Context triple: [Nebraska–South Dakota border, crossedBy, U.S. Route 81 Missouri River bridge near Yankton]
-
A.
Missouri River bridge between Omaha and Council Bluffs
The Missouri River bridge between Omaha and Council Bluffs is a key roadway span linking Omaha, Nebraska, and Council Bluffs, Iowa, across the Missouri River.
-
B.
Centennial Bridge over the Missouri River
The Centennial Bridge over the Missouri River is a major vehicular bridge connecting Leavenworth, Kansas, with communities across the river in Missouri, serving as an important regional transportation link.
-
C.
I-80 bridge over Iowa River
The I-80 bridge over the Iowa River is a highway bridge in Iowa that carries Interstate 80 across the Iowa River as part of a major east–west transportation corridor in the United States.
-
D.
Veterans Memorial Bridge (between Fargo and Moorhead)
The Veterans Memorial Bridge between Fargo and Moorhead is a major Red River crossing dedicated to honoring military veterans while connecting the twin cities of Fargo, North Dakota, and Moorhead, Minnesota.
-
E.
Main Channel Bridge over the Mississippi River
The Main Channel Bridge over the Mississippi River is a major highway bridge that carries traffic across the river at Winona, Minnesota, serving as a key regional transportation link.
- 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: U.S. Route 81 Missouri River bridge near Yankton Target entity description: The U.S. Route 81 Missouri River bridge near Yankton is a highway bridge that carries U.S. Route 81 across the Missouri River, connecting the states of Nebraska and South Dakota.
-
A.
Missouri River bridge between Omaha and Council Bluffs
The Missouri River bridge between Omaha and Council Bluffs is a key roadway span linking Omaha, Nebraska, and Council Bluffs, Iowa, across the Missouri River.
-
B.
Centennial Bridge over the Missouri River
The Centennial Bridge over the Missouri River is a major vehicular bridge connecting Leavenworth, Kansas, with communities across the river in Missouri, serving as an important regional transportation link.
-
C.
I-80 bridge over Iowa River
The I-80 bridge over the Iowa River is a highway bridge in Iowa that carries Interstate 80 across the Iowa River as part of a major east–west transportation corridor in the United States.
-
D.
Veterans Memorial Bridge (between Fargo and Moorhead)
The Veterans Memorial Bridge between Fargo and Moorhead is a major Red River crossing dedicated to honoring military veterans while connecting the twin cities of Fargo, North Dakota, and Moorhead, Minnesota.
-
E.
Main Channel Bridge over the Mississippi River
The Main Channel Bridge over the Mississippi River is a major highway bridge that carries traffic across the river at Winona, Minnesota, serving as a key regional transportation link.
- F. None of above. chosen
Statements (15)
| Predicate | Object |
|---|---|
| instanceOf |
highway bridge
ⓘ
road bridge ⓘ |
| carries | U.S. Route 81 NERFINISHED ⓘ |
| connects |
Nebraska
ⓘ
South Dakota ⓘ |
| country |
United States
ⓘ
linked to:
United States of America
|
| crosses | Missouri River ⓘ |
| crossesAt |
Nebraska–South Dakota state line
ⓘ
linked to:
Nebraska–South Dakota border
|
| locatedIn |
Nebraska
ⓘ
South Dakota ⓘ |
| locatedNear |
Yankton, South Dakota
ⓘ
linked to:
Yankton, South Dakota, United States
|
| partOf |
U.S. Highway System
ⓘ
linked to:
United States Numbered Highway System
|
| region | Midwestern United States ⓘ |
| roadType | U.S. Numbered Highway ⓘ |
| usedFor | vehicular traffic ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: U.S. Route 81 Missouri River bridge near Yankton Description of subject: The U.S. Route 81 Missouri River bridge near Yankton is a highway bridge that carries U.S. Route 81 across the Missouri River, connecting the states of Nebraska and South Dakota.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.