text: TENNIS - RESULTS AT HAMLET CUP . COMMACK , New York 1996-08-23 Results from the Waldbaum Hamlet Cup tennis tournament on Friday ( prefix number denotes seeding ) : Quarterfinals : Adrian Voinea ( Romania ) beat Thomas Johansson ( Sweden ) 7-6 ( 7-4 ) 6-2 5 - Andrei Medvedev ( Ukraine ) beat Jonathan Stark ( U.S. ) 7-6 ( 7-4 ) 4-6 6-3 Martin Damm ( Czech Republic ) beat Michael Joyce ( U.S. ) 5-7 6-2 6-3 Karol Kucera ( Slovakia ) beat 1 - Michael Chang ( U.S. ) 6-4 6-4