There are three blocks. We call them A, B and C. Block B is above and C is to the right of A. Block A has one medium yellow square. Block B contains a medium black square. Block C has three medium blue squares. Below medium blue square number three and medium blue square number two there is medium blue square number one. Medium blue square number two is below medium blue square number three.
What is to the right of the yellow object? a black thing or a medium blue square?
black thing medium blue square  both of them none of them