Donor is related to Person. Person is related to Singer. Singer is related to Vocal. 
Provoke is a synonym of Stimulate. Work is a type of Stimulate. one thing you do when you Work is Plan. 
Donor <--RelatedTo--> Person <--RelatedTo--> Singer <--RelatedTo--> Vocal 
Provoke <--Synonym--> Stimulate <--IsA-- Work --HasSubevent--> Plan 