Tournament britishOpen = new Tournament( new TournamentId( "US", "123" ), "British Open" );
Tournament playersChampionship = new Tournament( new TournamentId( "US", "456" ), "Player's Championship" );
em.persist( britishOpen );
em.persist( playersChampionship );
Director bob = new Director( "bob", "Bob", playersChampionship );
em.persist( bob );
commitOrRollback( true );
em.close();
}