Numerous is derived from Number. Number is related to Route. Ladder is a type of Route. Ladder is related to Slide. 
Party is related to Gather. Nut is a type of Gather. Nut is related to Shell. 
Numerous --DerivedFrom--> Number <--RelatedTo--> Route <--IsA-- Ladder <--RelatedTo--> Slide 
Party <--RelatedTo--> Gather <--IsA-- Nut <--RelatedTo--> Shell 