There are three blocks. We call them A, B and C. One small blue triangle, one big blue circle and a small yellow triangle are in block A. The small blue triangle is to the left of the small yellow triangle and the big blue circle. The small yellow triangle is touching the right edge of this block. Below the small yellow triangle there is the big blue circle. Then, we have block B which contains one big yellow triangle and a small black square. The big yellow triangle is touching the right edge of this block. It is below the small black square. Finally, we have block C to the left of block B and above block A. It contains a medium blue triangle and one big black triangle. It also has one medium yellow circle. This block also has a big blue circle. To the right of and below the big black triangle is the medium blue triangle. A small blue circle is to the right of the big black triangle. The medium yellow circle is below and near to the big black triangle..
What is to the left of the big yellow triangle? a small blue circle or a medium blue triangle?
small blue circle  medium blue triangle  both of them none of them