9 9 3 ra,ca,aa;ra,cb,aa;ra,cc,aa;ra,cd,ab;ra,ke,ab;ra,kd,ab;ra,kc,ac;ra,kb,ac;ra,ka,ac; rb,ca,aa;rb,cb,aa;rb,cc,aa;rb,cd,ab;rb,ke,ab;rb,kd,ab;rb,kc,ac;rb,kb,ac;rb,ka,ac; rc,ca,aa;rc,cb,aa;rc,cc,aa;rc,cd,ab;rc,ke,ab;rc,kd,ab;rc,kc,ac;rc,kb,ac;rc,ka,ac; rd,ca,ad;rd,cb,ad;rd,cc,ad;rd,cd,ag;rd,ke,ag;rd,kd,ag;3,6;3,6;3,7; re,ca,ad;re,cb,ad;re,cc,ad;re,cd,ag;ce,kd,ag;4,5;3,5;3,6;re,ce,ke,ag; ca,kd,ad;cb,kd,ad;cc,kd,ad;cd,kd,ag;5,4;4,4;4,5;re,ce,ke,ag;re,ce,ke,ag; ca,kc,ae;cb,kc,ae;cc,kc,ae;cd,kc,af;ce,kc,af;rd,kc,af;5,6;re;re; ca,kb,ae;cb,kb,ae;cc,kb,ae;cd,kb,af;ce,kb,af;rd,kb,af;6,6;ce;ce; ca,ka,ae;cb,ka,ae;cc,ka,ae;cd,ka,af;ce,ka,af;rd,ka,af;7,6;ke;ke; 1.......9 .3.....5. ..8.7.6.. ......... 7.6.....1 .......23 ..4.8..45 .7.....67 5......89