A boy said that a chair was posted to a producer by a girl .
boy ( x _ 1 ) AND say . agent ( x _ 2 , x _ 1 ) AND say . ccomp ( x _ 2 , x _ 7 ) AND chair ( x _ 5 ) AND post . theme ( x _ 7 , x _ 5 ) AND post . recipient ( x _ 7 , x _ 10 ) AND post . agent ( x _ 7 , x _ 13 ) AND producer ( x _ 10 ) AND girl ( x _ 13 )