There are two blocks, A and B. Block A has one medium yellow square. Below block A is block B with three medium blue squares in it. One medium black square is also touching the bottom edge of this block. The medium black square is below medium blue square number three and medium blue square number two. Medium blue square number one is below medium blue square number three and medium blue square number two. Below medium blue square number three there is medium blue square number two.
What is below the yellow thing? a medium blue square number one or a medium blue square number three?
medium blue square  number one medium blue square  number three both of them none of them