Dracunculus medinensis
E395364
Dracunculus medinensis is a parasitic nematode that causes Guinea worm disease, a debilitating infection historically transmitted through contaminated drinking water.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Dracunculus medinensis canonical | 3 |
| Dracunculus | 1 |
| Guinea worm | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T3883251 — 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: Dracunculus medinensis Context triple: [Guinea Worm Eradication Program, addressesPathogen, Dracunculus medinensis]
-
A.
Brugia malayi
Brugia malayi is a parasitic roundworm that infects humans and causes lymphatic filariasis, a tropical disease characterized by swelling and damage to the lymphatic system.
-
B.
Onchocerca volvulus
Onchocerca volvulus is a parasitic roundworm that causes river blindness (onchocerciasis) in humans, transmitted by the bites of infected blackflies.
-
C.
Wuchereria bancrofti
Wuchereria bancrofti is a parasitic filarial nematode that infects the human lymphatic system and is the primary cause of lymphatic filariasis (elephantiasis) worldwide.
-
D.
Necator americanus
Necator americanus is a parasitic hookworm species that infects humans, primarily in tropical and subtropical regions, causing iron-deficiency anemia and other health problems.
-
E.
Trichinella spiralis
Trichinella spiralis is a parasitic roundworm that causes trichinosis in humans and other mammals, typically acquired by eating undercooked meat containing its larvae.
- 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: Dracunculus medinensis Target entity description: Dracunculus medinensis is a parasitic nematode that causes Guinea worm disease, a debilitating infection historically transmitted through contaminated drinking water.
-
A.
Brugia malayi
Brugia malayi is a parasitic roundworm that infects humans and causes lymphatic filariasis, a tropical disease characterized by swelling and damage to the lymphatic system.
-
B.
Onchocerca volvulus
Onchocerca volvulus is a parasitic roundworm that causes river blindness (onchocerciasis) in humans, transmitted by the bites of infected blackflies.
-
C.
Wuchereria bancrofti
Wuchereria bancrofti is a parasitic filarial nematode that infects the human lymphatic system and is the primary cause of lymphatic filariasis (elephantiasis) worldwide.
-
D.
Necator americanus
Necator americanus is a parasitic hookworm species that infects humans, primarily in tropical and subtropical regions, causing iron-deficiency anemia and other health problems.
-
E.
Trichinella spiralis
Trichinella spiralis is a parasitic roundworm that causes trichinosis in humans and other mammals, typically acquired by eating undercooked meat containing its larvae.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
parasitic nematode
ⓘ
species ⓘ |
| adultFemaleLength | up to about 1 meter ⓘ |
| adultMaleLength | much smaller than female ⓘ |
| causes |
Guinea worm disease
ⓘ
dracunculiasis ⓘ |
| controlMethod |
health education
ⓘ
safe drinking water provision ⓘ vector control of copepods ⓘ water filtration ⓘ |
| diseaseBurden | causes significant morbidity rather than mortality ⓘ |
| eradicationProgram | Guinea Worm Eradication Program ⓘ |
| eradicationStatus | target of global eradication campaign ⓘ |
| family | Dracunculidae ⓘ |
| genus |
Dracunculus medinensis
self-linksurface differs
ⓘ
surface form:
Dracunculus
|
| geographicDistribution |
Sub-Saharan Africa
ⓘ
surface form:
sub-Saharan Africa
|
| hasNoApprovedDrugTreatment | true ⓘ |
| historicalDistribution |
Africa
ⓘ
Middle East ⓘ South Asia ⓘ |
| intermediateHost | Cyclops copepods ⓘ |
| kingdom | Animalia ⓘ |
| lifeCycleStage |
adult worm
ⓘ
infective L3 larva ⓘ larva ⓘ |
| modeOfEmergence | emerges through skin blister into water ⓘ |
| parasiticOn |
domestic dogs
ⓘ
humans ⓘ other mammals ⓘ |
| phylum | Nematoda ⓘ |
| reproduction | internal fertilization in human host ⓘ |
| siteOfInfection |
lower limbs
ⓘ
subcutaneous tissues ⓘ |
| symptom |
burning sensation at blister site
ⓘ
local inflammation ⓘ painful skin blister ⓘ secondary bacterial infection ⓘ temporary disability ⓘ |
| taxonRank | species ⓘ |
| transmissionPrevention | avoiding immersion of emerging worms in drinking water sources ⓘ |
| transmissionRoute |
ingestion of contaminated drinking water
ⓘ
ingestion of infected copepods ⓘ |
| treatment |
mechanical extraction of adult worm
ⓘ
wound care ⓘ |
| triggerForEmergence | contact of blister with water ⓘ |
| zoonoticPotential | zoonotic parasite ⓘ |
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: Dracunculus medinensis Description of subject: Dracunculus medinensis is a parasitic nematode that causes Guinea worm disease, a debilitating infection historically transmitted through contaminated drinking water.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Guinea worm
this entity surface form:
Dracunculus