We have three blocks. Lets call them A, B and C. Block A is above block C and to the left of block B. Block A has two medium yellow squares. Below medium yellow square number two is medium yellow square number one. Below a medium blue square there is medium yellow square number two. Below the medium blue square there is medium yellow square number one. Block B contains a medium black square. Block C has a medium blue square.
What is to the left of the black object? a medium blue square which is in block A or a medium blue square which is in block C?
medium blue square  which is in block A medium blue square  which is in block C both of them none of them