Mushroom is a type of Pick. Mushroom is related to Bell. Bell is related to House. House is related to Heaven. 
Laugh is related to Act. Act is related to Career. 
Pick <--IsA-- Mushroom <--RelatedTo--> Bell <--RelatedTo--> House <--RelatedTo--> Heaven 
Laugh <--RelatedTo--> Act <--RelatedTo--> Career 