Mental is related to Confusion. you are likely to find Confusion in/at/on War. you are likely to find Tank in/at/on War. Tank is related to Zone. 
Check is a type of Weave. Weave is a synonym of Wander. Wander is a synonym of Cheat. 
Mental <--RelatedTo--> Confusion --AtLocation--> War <--AtLocation-- Tank <--RelatedTo--> Zone 
Check --IsA--> Weave <--Synonym--> Wander <--Synonym--> Cheat 