Presentation is a type of Proposal. Presentation is a type of Show. Show is related to Tv. 
one thing you do when you Surprise is Scare. Surprise is related to General. General is a type of Head. Head is related to Balloon. 
Proposal <--IsA-- Presentation --IsA--> Show <--RelatedTo--> Tv 
Scare <--HasSubevent-- Surprise <--RelatedTo--> General --IsA--> Head <--RelatedTo--> Balloon 