Mila liked that Ella liked that a donut was posted to Emma .
like . agent ( x _ 1 , Mila ) AND like . ccomp ( x _ 1 , x _ 4 ) AND like . agent ( x _ 4 , Ella ) AND like . ccomp ( x _ 4 , x _ 9 ) AND donut ( x _ 7 ) AND post . theme ( x _ 9 , x _ 7 ) AND post . recipient ( x _ 9 , Emma )