Interpolis tournament 88 - mate in 4
BOARD V6.0
0
0
1
1
1
1
      BQ BB    WR       
   BP             BP BK 
BP    BN WB BP    BP    
            WP    WP BR 
WP          WB          
   WQ                WP 
   WP                   
                  WK    
                   0
                   2