There are two blocks, A and B. Block A has one big yellow circle, one medium blue triangle and one medium blue square. The big yellow circle is touching the right edge of this block. It is above the medium blue square. It is to the right of and below the medium blue triangle. Block B is below block A. It has one medium blue triangle and a big black square. There is also a medium yellow triangle in this block. The medium blue triangle is above the big black square. Below and to the right of the medium yellow triangle is the big black square.. To the right of the medium yellow triangle is the medium blue triangle.
What is above the medium blue square? a medium yellow triangle or a medium blue triangle?
medium yellow triangle  medium blue triangle  both of them none of them