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