We have three blocks. We call them A, B and C. A medium blue triangle and one medium yellow triangle are in block A. Near to the medium yellow triangle there is the medium blue triangle. To the right of block A is block B. It has a small blue triangle. A medium yellow square is below the small blue triangle. Finally, there is block C which is above block B. It contains one medium black square. This block also contains a big yellow triangle. Below and to the left of the medium black square there is the big yellow triangle.
Which object is below a black thing? the big yellow triangle or the small blue thing?
the big yellow triangle  the small blue thing both of them none of them