We have two blocks, A and B. Block A has one medium blue triangle and one medium yellow circle. Near to and below a small yellow circle which is below and to the right of the medium yellow circle there is the medium blue triangle. Block B is to the right of block A. It contains a medium black circle and one medium yellow triangle. There is also one medium blue square in this block. This object is to the left of and near to the medium yellow triangle. Below and near to the medium yellow triangle is the medium black circle.
What is to the left of the black thing? a medium yellow triangle or a medium blue triangle?
medium yellow triangle  medium blue triangle  both of them none of them