you are likely to find Illness in/at/on Stomach. you are likely to find Illness in/at/on Body. Body is related to Alive. 
Flight is related to Direct. Direct is the opposite of Shade. Shade is related to Sunny. Sunny is related to Summer. 
Stomach <--AtLocation-- Illness --AtLocation--> Body <--RelatedTo--> Alive 
Flight <--RelatedTo--> Direct <--Antonym--> Shade <--RelatedTo--> Sunny <--RelatedTo--> Summer 