IR64
E747242
IR64 is a widely cultivated high-yielding rice variety developed by the International Rice Research Institute, known for its good grain quality and disease resistance.
All labels observed (3)
How this entity was disambiguated
This entity first appeared as the object of triple T8638989 — 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: IR64 Context triple: [International Rice 64, abbreviatedAs, IR64]
-
A.
IR8
IR8 is a high-yielding semi-dwarf rice variety developed during the Green Revolution that significantly increased rice production worldwide.
-
B.
IRK
IRK is the ICAO airline designator assigned to Kish Air, an Iranian regional airline based on Kish Island.
-
C.
IR-20
IR-20 is the ISO 3166-2 subdivision code assigned to Iran’s Semnan Province.
-
D.
IRI
IRI (Industrial Research Institute) is a U.S.-based association of industrial and service companies focused on advancing innovation, research, and development management practices.
-
E.
IRU
IRU is the abbreviation for the International Romani Union, a global organization representing the interests and rights of Romani people.
- 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: IR64 Target entity description: IR64 is a widely cultivated high-yielding rice variety developed by the International Rice Research Institute, known for its good grain quality and disease resistance.
-
A.
IR8
IR8 is a high-yielding semi-dwarf rice variety developed during the Green Revolution that significantly increased rice production worldwide.
-
B.
IRK
IRK is the ICAO airline designator assigned to Kish Air, an Iranian regional airline based on Kish Island.
-
C.
IR-20
IR-20 is the ISO 3166-2 subdivision code assigned to Iran’s Semnan Province.
-
D.
IRI
IRI (Industrial Research Institute) is a U.S.-based association of industrial and service companies focused on advancing innovation, research, and development management practices.
-
E.
IRU
IRU is the abbreviation for the International Romani Union, a global organization representing the interests and rights of Romani people.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
Oryza sativa cultivar
ⓘ
rice variety ⓘ |
| abbreviationOf |
IRRI Rice 64
ⓘ
linked to:
IR64 rice variety
|
| adoptedBy |
irrigated lowland rice systems
ⓘ
smallholder farmers ⓘ |
| breedingMethod | conventional breeding ⓘ |
| category | Green Revolution rice variety ⓘ |
| cropSpecies | Oryza sativa ⓘ |
| cropType | indica rice ⓘ |
| developedAt | Los Baños, Laguna, Philippines ⓘ |
| developedBy | International Rice Research Institute ⓘ |
| grainQuality |
good cooking quality
ⓘ
good eating quality ⓘ intermediate amylose content ⓘ intermediate gelatinization temperature ⓘ |
| grainType | long slender grain ⓘ |
| growthDuration | medium duration ⓘ |
| hasInfluenceOn | modern rice breeding in Asia ⓘ |
| hasSynonym |
IR 64
ⓘ
linked to:
IR64
IRRI 64 ⓘ
linked to:
IR64
|
| hasTrait |
disease resistance
ⓘ
early maturity ⓘ good grain quality ⓘ high yield potential ⓘ lodging resistance ⓘ wide adaptability ⓘ |
| isWidelyCultivatedIn |
Bangladesh
ⓘ
India ⓘ Indonesia ⓘ Philippines ⓘ South Asia ⓘ Southeast Asia ⓘ Sri Lanka ⓘ Vietnam ⓘ
linked to:
Viet Nam
West Africa ⓘ |
| knownFor |
consumer acceptance
ⓘ
good grain appearance ⓘ high and stable yields across environments ⓘ |
| originCountry | Philippines ⓘ |
| plantHeight | medium ⓘ |
| releasedBy | International Rice Research Institute ⓘ |
| releasePeriod | 1980s ⓘ |
| resistantTo |
bacterial leaf blight (some races)
ⓘ
blast disease (some races) ⓘ brown planthopper (some biotypes) ⓘ |
| suitableFor |
favorable lowland environments
ⓘ
irrigated ecosystems ⓘ |
| usedAs |
breeding parent
ⓘ
recurrent parent in breeding programs ⓘ |
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: IR64 Description of subject: IR64 is a widely cultivated high-yielding rice variety developed by the International Rice Research Institute, known for its good grain quality and disease resistance.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: IR64
linked to: IR64