We have three blocks, A, B and C. There are one small black triangle and a medium black square in block A. The small black triangle is touching the right edge of this block. It is to the right of and above the medium black square. Block B is below block A. It has two medium black triangles. This block also contains a small blue square and a medium yellow triangle. Medium black triangle number one is touching the right edge of this block. The small blue square is above medium black triangle number two. This object is to the left of the medium yellow triangle. Above medium black triangle number two there is medium black triangle number one. It is to the right of and below the small blue square. To the left of block B there is block C. It has one small black circle.
What is below the medium black square? a medium black triangle or a small black triangle?
medium black triangle  small black triangle  both of them none of them