There are three blocks. We call them A, B and C. There are a small blue triangle and one big blue square in block A. Above, to the left of and near to the big blue square there is the small blue triangle. Then, we have block B. It contains one medium yellow triangle, one small blue triangle and one big black square. Below the small blue triangle which is above the big black square there is the medium yellow triangle. This object is touching the right edge of this block. It is far from the big black square. Block C is to the left of blocks B and A. It contains a medium blue triangle.
Which object is to the right of a medium blue triangle? the medium yellow triangle which is touching the right edge of a block or the big black object?
the medium yellow triangle  which is touching the right edge of  a block  the big black object both of them none of them