Sail is related to Blanket. you are likely to find Blanket in/at/on Closet. you are likely to find Foundation in/at/on Closet. 
Ok is a synonym of Cool. Cool is the opposite of Close. 
Sail <--RelatedTo--> Blanket --AtLocation--> Closet <--AtLocation-- Foundation 
Ok <--Synonym--> Cool <--Antonym--> Close 