Heritage is a type of Information. Heritage is a type of Practice. 
Wage is related to Amount. Amount is related to Reward. Reward is related to Working. one thing you do when you Working is Complain. 
Information <--IsA-- Heritage --IsA--> Practice 
Wage <--RelatedTo--> Amount <--RelatedTo--> Reward <--RelatedTo--> Working --HasSubevent--> Complain 