We have three blocks. We call them A, B and C. Block A has one medium blue square and a medium black square. The medium blue square is below the medium black square. The medium black square is above and to the left of a small yellow square. To the left of the small yellow square is the medium blue square. Then, there is block B. It has two medium yellow triangles. To the right of medium yellow triangle number two which is near to and above a big blue triangle there is medium yellow triangle number one. Above blocks B and A there is block C with two small blue triangles in it. Small blue triangle number one is below and to the left of small blue triangle number two. Small blue triangle number two is to the right of and below a small yellow triangle.
Which object is above a medium yellow triangle? the small yellow square or the medium blue square?
the small yellow square  the medium blue square  both of them none of them