We have three blocks. Lets call them A, B and C. There are two medium blue squares in block A. Medium blue square number one is below medium blue square number two. There is also one medium yellow square touching the bottom edge of this block. The medium yellow square is below medium blue square number one and medium blue square number two. To the left of block A is block B which contains a medium yellow square, one medium black square and a medium blue square. Below the medium black square which is below the medium blue square is the medium yellow square. It is touching the bottom edge of this block. This object is below the medium blue square. To the right of block B there is block C which contains two medium blue squares. Medium blue square number one is touching the bottom edge of this block. This object is below medium blue square number two.
Which object is to the left of a medium blue square? the medium black square or the medium blue square that is touching the bottom edge of a block?
the medium black square  the medium blue square  that is touching the bottom edge of a block  both of them none of them