Tool is a type of Band. Band is related to Mechanism. Action is a type of Mechanism. Action is a type of Act. 
Float is related to Beer. Beer is related to Bread. Bread is related to Square. 
Tool --IsA--> Band <--RelatedTo--> Mechanism <--IsA-- Action --IsA--> Act 
Float <--RelatedTo--> Beer <--RelatedTo--> Bread <--RelatedTo--> Square 