Three blocks, called AAA, BBB and CCC exist in the image. Block AAA contains a small yellow triangle. The small yellow triangle is behind a big yellow triangle. The big yellow triangle is within block AAA. A big blue square is in block AAA. Behind the thing which was behind the big yellow triangle there is this shape. In front of block AAA there is block BBB with a medium black circle. Disconnected from this block there is block AAA. To the south of a medium black triangle is a big blue circle. The big blue circle is covered by block CCC. Block CCC covers the medium black triangle. This block covers a small yellow triangle.
Where is the big yellow triangle relative to the big blue square?