Appoint is a type of Equip. Invest is a type of Equip. Investor is derived from Invest. Bull is a type of Investor. 
Assault is related to Attack. Attack is the opposite of Protect. Protect is related to Provide. Provide is related to Lead. 
Appoint --IsA--> Equip <--IsA-- Invest <--DerivedFrom-- Investor <--IsA-- Bull 
Assault <--RelatedTo--> Attack <--Antonym--> Protect <--RelatedTo--> Provide <--RelatedTo--> Lead 