There are three blocks. We call them A, B and C. Block C is below block A and to the right of block B. Block A has one medium black square. Block B contains one medium black square. Block C has four medium black squares. Below medium black square number three which is below medium black square number four is medium black square number one. Medium black square number two is below medium black square number three. It is below medium black square number four. Below medium black square number two there is medium black square number one.
Which object is below a medium black square? medium black square number three or medium black square number four?
medium black square  number three medium black square  number four both of them none of them