We have two blocks. We call them A and B. Block A is above B. Block A contains one medium yellow square. It also has one medium black square. Below and to the right of the medium yellow square is the medium black square. Block B contains a medium black square. A medium yellow square is touching the bottom edge of this block. The medium black square is to the left of and above a small blue triangle. Below and to the left of the medium object which is to the left of the small blue triangle is the medium yellow square.
What is to the left of the blue triangle? a medium black square that is in block B or a medium black square that is touching the bottom edge of a block?
medium black square  that is in block B medium black square  that is touching the bottom edge of a block  both of them none of them