We have two blocks. Lets call them A and B. There are one medium black triangle, a small blue triangle and a big blue triangle in block A. This block also has a medium blue triangle. Below the big blue triangle there is the medium blue triangle. The medium black triangle is below and to the right of the small blue triangle. It is near to the big blue triangle. To the left of the big blue triangle there is the small blue triangle. To the right of block A there is block B with one big black square in it.
What is to the left of the big black thing? a big blue triangle or a medium black triangle?
big blue triangle  medium black triangle  both of them none of them