Two blocks, called AAA and BBB exist. A medium black triangle and a big yellow square are covered by block AAA. In front of the big yellow square is the medium black triangle. Block AAA has a small circle. Block BBB with a big yellow square and a big blue triangle is in front of this block. Block AAA is above and disconnected from this block. A small black triangle is inside block BBB. Below the big blue triangle there is this shape. Below the big blue triangle there is the big yellow square.
Is a big yellow square behind the medium black triangle?