Two blocks, called AAA and BBB exist in the image. A small black triangle, a medium yellow square and two small black squares are inside block AAA. Block AAA covers a medium black square. The medium yellow square is behind and small black square number two is in front of small black square number one. Block AAA is farther from and in front of block BBB. Block BBB have a medium black circle and a medium yellow triangle.
What is the position of the medium yellow triangle relative to the medium black square?