Half is related to Snap. Snap is related to Whip. Whip is a type of Blow. Blow is related to Hard. 
Slope is related to Like. Like is related to Hand. 
Half <--RelatedTo--> Snap <--RelatedTo--> Whip --IsA--> Blow <--RelatedTo--> Hard 
Slope <--RelatedTo--> Like <--RelatedTo--> Hand 