The professor noticed that a cake was lended to the boy by the girl .
* professor ( x _ 1 ) ; * boy ( x _ 10 ) ; * girl ( x _ 13 ) ; notice . agent ( x _ 2 , x _ 1 ) AND notice . ccomp ( x _ 2 , x _ 7 ) AND cake ( x _ 5 ) AND lend . theme ( x _ 7 , x _ 5 ) AND lend . recipient ( x _ 7 , x _ 10 ) AND lend . agent ( x _ 7 , x _ 13 )