We have three blocks. Lets call them A, B and C. There are one small black square, a medium black circle and one medium black square in block A. Above and to the left of the medium black circle which is to the right of and below the medium black square is the small black square. The medium black circle is to the left of a medium blue triangle. Then, we have block B. It contains one medium yellow triangle. Finally, we have block C to the left of block B. Block A is above it. It contains one medium blue square.
Which object is to the left of a medium blue triangle? the medium blue square or the medium black square?
the medium blue square  the medium black square  both of them none of them