Medicine can Cargo. Vitamin is a type of Medicine. Vitamin is a type of Nutrient. 
Allegation is a type of Accusation. Implication is a type of Accusation. Implication is related to Law. Law is related to Conservation. 
Cargo <--CapableOf-- Medicine <--IsA-- Vitamin --IsA--> Nutrient 
Allegation --IsA--> Accusation <--IsA-- Implication <--RelatedTo--> Law <--RelatedTo--> Conservation 