Roza Canal
E473721
Roza Canal is a major irrigation canal in Washington State that supplies water to agricultural lands in the Yakima Valley.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Roza Canal canonical | 4 |
How this entity was disambiguated
This entity first appeared as the object of triple T4859467 — 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: Roza Canal Context triple: [Yakima Valley, irrigatedBy, Roza Canal]
-
A.
Sukkur Barrage
Sukkur Barrage is a major irrigation and flood-control structure in Pakistan that diverts the Indus River’s waters into one of the world’s largest canal systems, supporting agriculture across Sindh province.
-
B.
Rohri Canal
Rohri Canal is a major irrigation waterway in Sindh, Pakistan, that distributes Indus River water from the Sukkur Barrage to agricultural lands in the region.
-
C.
Kotri Barrage
Kotri Barrage is a major irrigation and flood-control structure on the Indus River in Pakistan, crucial for regulating water distribution to the lower Indus basin.
-
D.
Wazirabad Barrage
Wazirabad Barrage is a major water-regulating structure on the Yamuna River in Delhi, India, used for diversion and supply of water to the city.
-
E.
Tajewala Barrage
Tajewala Barrage was an older irrigation and water diversion structure on the Yamuna River in Haryana, India, that was eventually superseded by the modern Hathni Kund Barrage.
- 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: Roza Canal Target entity description: Roza Canal is a major irrigation canal in Washington State that supplies water to agricultural lands in the Yakima Valley.
-
A.
Sukkur Barrage
Sukkur Barrage is a major irrigation and flood-control structure in Pakistan that diverts the Indus River’s waters into one of the world’s largest canal systems, supporting agriculture across Sindh province.
-
B.
Rohri Canal
Rohri Canal is a major irrigation waterway in Sindh, Pakistan, that distributes Indus River water from the Sukkur Barrage to agricultural lands in the region.
-
C.
Kotri Barrage
Kotri Barrage is a major irrigation and flood-control structure on the Indus River in Pakistan, crucial for regulating water distribution to the lower Indus basin.
-
D.
Wazirabad Barrage
Wazirabad Barrage is a major water-regulating structure on the Yamuna River in Delhi, India, used for diversion and supply of water to the city.
-
E.
Tajewala Barrage
Tajewala Barrage was an older irrigation and water diversion structure on the Yamuna River in Haryana, India, that was eventually superseded by the modern Hathni Kund Barrage.
- F. None of above. chosen
Statements (24)
| Predicate | Object |
|---|---|
| instanceOf |
component of a reclamation project
ⓘ
irrigation canal ⓘ water conveyance infrastructure ⓘ |
| country |
United States
ⓘ
linked to:
United States of America
|
| hasBeneficiary |
agricultural industry in central Washington
ⓘ
farmers in the Yakima Valley ⓘ |
| hasEffect |
enables conversion of semi-arid land to productive farmland
ⓘ
supports high-value irrigated crops in Yakima Valley ⓘ |
| inception | early 20th century ⓘ |
| locatedIn |
Washington State
ⓘ
linked to:
Washington
Yakima Valley ⓘ |
| locatedInAdministrativeTerritory |
Benton County, Washington
ⓘ
Yakima County, Washington ⓘ |
| locatedOnTerrainFeature | Yakima Valley floor and adjacent slopes ⓘ |
| manMade | true ⓘ |
| operator | Roza Irrigation District ⓘ |
| partOf |
Yakima Project
ⓘ
federal reclamation infrastructure in the western United States ⓘ |
| primaryFunction | supplying water to agricultural lands in the Yakima Valley ⓘ |
| regionServed | central Washington ⓘ |
| startPoint |
Yakima River near Yakima, Washington
ⓘ
linked to:
Yakima River
|
| use | irrigation ⓘ |
| watercourse | Yakima River ⓘ |
| waterManagementRole | distribution of Yakima River water for irrigation ⓘ |
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: Roza Canal Description of subject: Roza Canal is a major irrigation canal in Washington State that supplies water to agricultural lands in the Yakima Valley.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.