We have three blocks. Lets call them A, B and C. Block B is to the right of block A and it is below block C. Block A has a medium blue circle. Block B contains two small black triangles. Small black triangle number two is touching the bottom edge of this block. A small yellow triangle is above a big blue circle. The big blue circle is touching the right edge of this block. This block also has a small black circle. The small yellow triangle is touching the small black circle. The big blue circle is below and to the right of small black triangle number one. The small black circle is touching the right edge of this block. The big blue circle is near to small black triangle number two. And block C has a medium black circle.
What is touching the small black circle? a small yellow triangle or a small black triangle?
small yellow triangle  small black triangle  both of them none of them