THEM: i want the books and one other item  YOU: i want 1 book 3 hats  THEM: ill give you everything if you give me two books  YOU: i must have 1 book to reach 5  THEM: ill give you one book if you give me everything else then  YOU: book is not worth 5, i need 2 other items to reach 5  THEM: you can have three hats and one ball then  YOU: that is only 4  THEM: there's no way. i want both books or we cant make a deal  YOU: guess we are finished.