A butterfly valued that Olivia was passed the pen .
* pen ( x _ 8 ) ; butterfly ( x _ 1 ) AND value . agent ( x _ 2 , x _ 1 ) AND value . ccomp ( x _ 2 , x _ 6 ) AND pass . recipient ( x _ 6 , Olivia ) AND pass . theme ( x _ 6 , x _ 8 )