Red River Floodway
E730947
The Red River Floodway is a large artificial diversion channel near Winnipeg, Manitoba, designed to protect the city from major Red River floods by rerouting excess water around it.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Red River Floodway canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T8393365 — 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: Red River Floodway Context triple: [1997 Red River flood, relatedTo, Red River Floodway]
-
A.
Trinity River floodway
The Trinity River floodway is a large engineered flood-control channel and greenbelt in Dallas, Texas, designed to manage Trinity River flooding while providing open space and transportation corridors.
-
B.
Sitcum Waterway
Sitcum Waterway is an industrial maritime channel in Tacoma, Washington, forming part of the harbor infrastructure connected to Commencement Bay.
-
C.
Lost River Diversion Channel
The Lost River Diversion Channel is an engineered waterway in the Klamath Basin that redirects flows of the Lost River to aid irrigation management and flood control within the Klamath Project.
-
D.
Shannon–Erne Waterway
The Shannon–Erne Waterway is a navigable canal and river system linking the River Shannon in Ireland with the River Erne in Northern Ireland, popular for boating, angling, and scenic tourism.
-
E.
The Woodlands Waterway
The Woodlands Waterway is a scenic, man-made canal and pedestrian-friendly waterfront district in The Woodlands, Texas, lined with shops, restaurants, parks, and entertainment venues.
- 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: Red River Floodway Target entity description: The Red River Floodway is a large artificial diversion channel near Winnipeg, Manitoba, designed to protect the city from major Red River floods by rerouting excess water around it.
-
A.
Trinity River floodway
The Trinity River floodway is a large engineered flood-control channel and greenbelt in Dallas, Texas, designed to manage Trinity River flooding while providing open space and transportation corridors.
-
B.
Sitcum Waterway
Sitcum Waterway is an industrial maritime channel in Tacoma, Washington, forming part of the harbor infrastructure connected to Commencement Bay.
-
C.
Lost River Diversion Channel
The Lost River Diversion Channel is an engineered waterway in the Klamath Basin that redirects flows of the Lost River to aid irrigation management and flood control within the Klamath Project.
-
D.
Shannon–Erne Waterway
The Shannon–Erne Waterway is a navigable canal and river system linking the River Shannon in Ireland with the River Erne in Northern Ireland, popular for boating, angling, and scenic tourism.
-
E.
The Woodlands Waterway
The Woodlands Waterway is a scenic, man-made canal and pedestrian-friendly waterfront district in The Woodlands, Texas, lined with shops, restaurants, parks, and entertainment venues.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
artificial diversion channel
ⓘ
canal ⓘ flood control infrastructure ⓘ |
| alsoKnownAs | Duff’s Ditch NERFINISHED ⓘ |
| completedIn | 1968 ⓘ |
| constructionStartDate | 1962 ⓘ |
| country | Canada ⓘ |
| crosses | Red River of the North NERFINISHED ⓘ |
| designedBy | federal and provincial engineers ⓘ |
| designedTo | reduce flood risk in Winnipeg ⓘ |
| engineeringSignificance | one of the largest flood diversion projects in Canada ⓘ |
| environmentalImpact | alters local hydrology during operation ⓘ |
| expanded | early 2000s ⓘ |
| expansionCompletedIn | 2010 ⓘ |
| expansionPurpose | increase flood protection capacity ⓘ |
| follows | eastern side of Winnipeg ⓘ |
| fundedBy |
Government of Canada
NERFINISHED
ⓘ
Province of Manitoba NERFINISHED ⓘ |
| governedBy | Province of Manitoba NERFINISHED ⓘ |
| hasComponent |
bridges
ⓘ
channel ⓘ embankments ⓘ inlet control structure ⓘ outlet structure ⓘ |
| hasHeritageDesignation | National Historic Civil Engineering Site ⓘ |
| inception | 1960s ⓘ |
| length |
about 29 miles
ⓘ
approximately 47 kilometres ⓘ |
| locatedIn | Manitoba ⓘ |
| locatedInDrainageBasin | Red River basin NERFINISHED ⓘ |
| locatedInWatershed | Lake Winnipeg watershed NERFINISHED ⓘ |
| locatedNear | Winnipeg NERFINISHED ⓘ |
| maintainedBy | Manitoba Infrastructure NERFINISHED ⓘ |
| maximumDischarge | over 2,500 cubic metres per second ⓘ |
| namedAfter | Duff Roblin NERFINISHED ⓘ |
| notableEvent |
protected Winnipeg during the 1997 Red River flood
ⓘ
protected Winnipeg during the 2009 Red River flood ⓘ protected Winnipeg during the 2011 Red River flood ⓘ |
| opened | 1968 ⓘ |
| operator | Manitoba government NERFINISHED ⓘ |
| passesThrough |
Rural Municipality of Springfield
NERFINISHED
ⓘ
Rural Municipality of St. Clements NERFINISHED ⓘ |
| protects | Winnipeg NERFINISHED ⓘ |
| purpose |
divert excess Red River water around Winnipeg
ⓘ
flood protection ⓘ |
| regionServed | Winnipeg metropolitan area NERFINISHED ⓘ |
| riskMitigated |
ice jam flooding
ⓘ
spring snowmelt flooding ⓘ |
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: Red River Floodway Description of subject: The Red River Floodway is a large artificial diversion channel near Winnipeg, Manitoba, designed to protect the city from major Red River floods by rerouting excess water around it.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.