We have three blocks, A, B and C. Block C is to the left of B. Block A is to the right of C. Block A contains two medium yellow squares. Medium yellow square number one is below medium yellow square number two. Block B has two medium blue squares. One medium black square is also in this block. Below medium blue square number two and the medium black square there is medium blue square number one. Below the medium black square there is medium blue square number two. Block C contains a medium black square.
Which object is to the right of a medium black square? medium yellow square number two or medium yellow square number one?
medium yellow square  number two medium yellow square  number one both of them none of them