We have three blocks. Lets call them A, B and C. Block B is above C. Block C is to the right of A. Block A has two big black circles. To the left of big black circle number one which is to the right of big black circle number two is a small yellow triangle. There is also one small blue triangle touching the right edge of this block. It is above big black circle number two and big black circle number one. The small yellow triangle is below big black circle number two. Block B has one small blue square. A medium yellow circle is touching the right edge of this block. A medium blue square is below the small blue square. A big blue square is near to and above the small blue square. The medium blue square is touching the bottom edge of this block. It is to the left of and far from the big blue square. Block C contains one big blue square, one small yellow circle and one big black circle. There is also a small blue square touching the bottom edge of this block. This block also contains one big black triangle. It is to the right of the small blue square. Near to the small blue square and the big black triangle is the small yellow circle.
What is below the medium yellow circle? a small blue square that is touching the bottom edge of a block or a big black circle?
small blue square  that is touching the bottom edge of a block  big black circle  both of them none of them