Phytophthora infestans
E38592
Phytophthora infestans is a plant-pathogenic oomycete best known for causing potato late blight, the disease responsible for the devastating 19th-century Irish Great Famine.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Phytophthora infestans canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T298752 — 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: Phytophthora infestans Context triple: [Great Famine, hasCause, Phytophthora infestans]
-
A.
Ophiostoma ulmi
Ophiostoma ulmi is a pathogenic fungus best known for causing the devastating tree epidemic known as Dutch elm disease.
-
B.
Ophiostoma novo-ulmi
Ophiostoma novo-ulmi is a highly virulent fungal pathogen responsible for the most destructive modern pandemic of Dutch elm disease in elm trees worldwide.
-
C.
Ophiostoma
Ophiostoma is a genus of fungi best known for containing species that cause Dutch elm disease in elm trees.
-
D.
TMV
TMV is the stock ticker symbol under which TeamViewer, a global provider of remote connectivity and remote access software, is traded on financial markets.
-
E.
Dutch elm disease
Dutch elm disease is a devastating fungal infection spread by elm bark beetles that has killed millions of elm trees worldwide, particularly in Europe and North America.
- 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: Phytophthora infestans Target entity description: Phytophthora infestans is a plant-pathogenic oomycete best known for causing potato late blight, the disease responsible for the devastating 19th-century Irish Great Famine.
-
A.
Ophiostoma ulmi
Ophiostoma ulmi is a pathogenic fungus best known for causing the devastating tree epidemic known as Dutch elm disease.
-
B.
Ophiostoma novo-ulmi
Ophiostoma novo-ulmi is a highly virulent fungal pathogen responsible for the most destructive modern pandemic of Dutch elm disease in elm trees worldwide.
-
C.
Ophiostoma
Ophiostoma is a genus of fungi best known for containing species that cause Dutch elm disease in elm trees.
-
D.
TMV
TMV is the stock ticker symbol under which TeamViewer, a global provider of remote connectivity and remote access software, is traded on financial markets.
-
E.
Dutch elm disease
Dutch elm disease is a devastating fungal infection spread by elm bark beetles that has killed millions of elm trees worldwide, particularly in Europe and North America.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
oomycete
ⓘ
plant pathogen ⓘ water mold ⓘ |
| asexualSporeType | sporangium ⓘ |
| causes |
potato late blight
ⓘ
tomato late blight ⓘ |
| controlMethod |
crop rotation
ⓘ
fungicide application ⓘ resistant cultivars ⓘ sanitation of infected plant material ⓘ |
| describedBy | Heinrich Anton de Bary ⓘ |
| describedInYear | 1876 ⓘ |
| diseaseType |
foliar disease
ⓘ
tuber disease ⓘ |
| dispersalMode |
airborne sporangia
ⓘ
rain-splash dispersal ⓘ |
| domain |
Eukarya
ⓘ
surface form:
Eukaryota
|
| economicImpact | major global potato yield losses ⓘ |
| family | Peronosporaceae ⓘ |
| favorsClimate | cool, wet weather ⓘ |
| genomeSequenced | true ⓘ |
| genomeSize | approximately 240 megabases ⓘ |
| genus | Phytophthora ⓘ |
| historicallyAssociatedWith |
19th-century European potato famines
ⓘ
Great Famine ⓘ
surface form:
Irish Great Famine
|
| host |
Solanum lycopersicum
ⓘ
Solanum tuberosum ⓘ other Solanaceae ⓘ |
| infectionSite |
potato leaves
ⓘ
potato stems ⓘ potato tubers ⓘ |
| kingdom | Stramenopila ⓘ |
| notableFeature |
large, repeat-rich genome
ⓘ
rapid evolution of virulence ⓘ |
| order |
Peronosporaceae
ⓘ
surface form:
Peronosporales
|
| primaryInfectionStructure |
sporangium
ⓘ
zoospore ⓘ |
| reproductionType |
asexual reproduction
ⓘ
sexual reproduction ⓘ |
| sexualSporeType | oospore ⓘ |
| studiedInField |
evolutionary biology
ⓘ
genomics ⓘ plant pathology ⓘ |
| symptom |
dark brown to black leaf blight
ⓘ
tuber rot ⓘ water-soaked leaf lesions ⓘ white sporulation at lesion margins ⓘ |
| taxonRank | species ⓘ |
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: Phytophthora infestans Description of subject: Phytophthora infestans is a plant-pathogenic oomycete best known for causing potato late blight, the disease responsible for the devastating 19th-century Irish Great Famine.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.