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