The girl proved that a drink was eaten by the soldier .
* girl ( x _ 1 ) ; * soldier ( x _ 10 ) ; prove . agent ( x _ 2 , x _ 1 ) AND prove . ccomp ( x _ 2 , x _ 7 ) AND drink ( x _ 5 ) AND eat . theme ( x _ 7 , x _ 5 ) AND eat . agent ( x _ 7 , x _ 10 )