A president appreciated that the passenger saw the professor beside the stage .
* passenger ( x _ 5 ) ; * professor ( x _ 8 ) ; * stage ( x _ 11 ) ; president ( x _ 1 ) AND appreciate . agent ( x _ 2 , x _ 1 ) AND appreciate . ccomp ( x _ 2 , x _ 6 ) AND see . agent ( x _ 6 , x _ 5 ) AND see . theme ( x _ 6 , x _ 8 ) AND professor . nmod . beside ( x _ 8 , x _ 11 )