There exist three blocks, named AAA, BBB and CCC. A small black triangle is inside and a medium blue square is covered by block AAA. Block AAA contains a small black circle and covers a small yellow triangle. To the south of the small black circle there is the small black triangle. This thing is behind the small yellow triangle. North of the medium blue square there is the small yellow triangle. A medium yellow circle and a medium black square are behind a big yellow circle. Block CCC covers the big yellow circle. A medium blue square is in front of the medium black square. The medium blue square is covered by block CCC. The medium yellow circle and a small yellow square are in this block. This block has the medium black square. The small yellow square is behind a big black circle. The big black circle is inside and touching block CCC.
Are all small black circles north of the small black triangle?