We have three blocks. Lets call them A, B and C. Block A is to the right of block B and to the left of block C. Block A contains a small yellow triangle. Block B contains a medium yellow triangle, one medium blue square and one big yellow triangle. The medium yellow triangle is touching the bottom edge of this block. The medium blue square is touching the right edge of this block. It is to the right of the big yellow triangle. The big yellow triangle is touching the bottom edge of this block. To the right of the big yellow triangle there is the medium yellow triangle. It is below the square which is to the right of the big yellow triangle. And block C contains one small black circle and one small blue square. The small black circle is to the left of and below the small blue square.
What is below the thing which is touching the right edge of a block? a medium yellow triangle or a small blue square?
medium yellow triangle  small blue square  both of them none of them