you are likely to find Potato in/at/on Sink. you are likely to find Hair in/at/on Sink. Hair is related to Sheep. Sheep is related to White. 
Violent is the opposite of Mild. Mild is related to Shock. Shock is a type of Earthquake. 
Potato --AtLocation--> Sink <--AtLocation-- Hair <--RelatedTo--> Sheep <--RelatedTo--> White 
Violent <--Antonym--> Mild <--RelatedTo--> Shock --IsA--> Earthquake 