We have two blocks. We call them A and B. Block A has one big black triangle, a small yellow triangle and one big black square. The big black triangle is touching the right edge of this block. To the left of the big black square which is to the right of a big blue triangle is the small yellow triangle. The big black square is touching the right edge of this block. To the right of the big blue triangle and the small yellow triangle there is the big black triangle. It is above the big black square. Block B is to the right of block A. It contains one medium black triangle, a big blue square and one medium yellow triangle. There is also one medium yellow circle touching the bottom edge of this block. Above and near to the big blue square which is near to the medium yellow triangle there is the medium black triangle. To the right of the medium yellow circle is the big blue square.. The medium black triangle is touching the right edge of this block. This object is to the right of the medium yellow triangle.
Which object is to the right of a big black triangle? the medium yellow triangle or the big blue square?
the medium yellow triangle  the big blue square  both of them none of them