Availability is related to Supply. Pump is a type of Supply. Pump is a synonym of Trainer. Rider can Trainer. 
Insect is related to Butterfly. Butterfly is related to Ballot. 
Availability <--RelatedTo--> Supply <--IsA-- Pump <--Synonym--> Trainer <--CapableOf-- Rider 
Insect <--RelatedTo--> Butterfly <--RelatedTo--> Ballot 