There are two blocks, A and B. One medium yellow square and one big yellow triangle are in block A. Below the big yellow triangle is the medium yellow square. To the right of block A there is block B with one big blue triangle and a big black triangle in it. It also has a medium blue square. The medium blue square is to the right of and above the big blue triangle which is below the big black triangle.
What is to the right of the medium yellow square? a big black triangle or a big yellow triangle?
big black triangle  big yellow triangle  both of them none of them