Cast is a type of Throw. Disk can be used for Throw. 
Undertake is a type of Initiate. Rise is a type of Undertake. Rise is related to Stand. Wash is a type of Stand. 
Cast --IsA--> Throw <--UsedFor-- Disk 
Initiate <--IsA-- Undertake <--IsA-- Rise <--RelatedTo--> Stand <--IsA-- Wash 