We have three blocks. We call them A, B and C. Block A contains a big blue circle. Block B is above block A. It has a big blue square. This block also contains a big yellow triangle. To the right of the big yellow triangle is the big blue square. To the left of block B there is block C with a big black square and a big black triangle in it. To the right of the big black triangle is the big black square.
Which object is below a big blue square? the big black triangle or the big yellow triangle?
the big black triangle  the big yellow triangle  both of them none of them