Two little children , one boy and one girl , laugh as they sit on the grass .
A brother and sister are playing in the grass .
Two little children, one boy and one girl, laugh as they sit on the grass.
A brother and sister are playing in the grass.
There is no way to conclude that the children are brother and sister based upon this picture alone.
There is no way to conclude that the children are brother and sister based upon this picture alone .