There are three blocks. We call them A, B and C. Block C is below block B and to the right of block A. Block A has one medium yellow triangle. Block B has two medium black squares. This block also contains one medium yellow triangle and one small blue triangle. It also contains a small yellow circle and a big black circle. Near to, below and to the right of the medium yellow triangle is medium black square number two. A big yellow square is touching the right edge of this block.. Below and to the left of the big black circle is medium black square number one.. And block C has one small yellow square.
What is to the left of the small yellow square? a big yellow square that is touching the right edge of a block or a medium yellow triangle?
big yellow square  that is touching the right edge of  a block  medium yellow triangle  both of them none of them