MESON Chess Problem Database
Problem Display
PID: 110390 (4K3/4np2/p4Bn1/P1R4p/rp2k2P/1R2p1Pp/2P4P/3Q2b1 w - - 0 1)
Voda, Josef
Svobodne Slovo, 1956
#2
10 + 11
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Ra1
- 2.Rxb4#
- 1...Ra2
- 2.Rxb4#
- 1...Ra3
- 2.Rxb4#
- 1...Rxa5
- 2.Rxb4#
- 1...Bf2
- 2.Qh1#
- 1...Bxh2
- 2.Qh1#
- 1...Sf4
- 2.Re5#
- 1...Sxh4
- 2.Re5#
- 1...Se5
- 2.Rxe5#
- 1...Sf8
- 2.Re5#
- 1...Sh8
- 2.Re5#
- 1...Sd5
- 2.Qxd5#
- 1...Sf5
- 2.Qd5#
- 1...Sc6
- 2.Qd5#
- 1...Sc8
- 2.Qd5#
- 1...Sg8
- 2.Qd5#
- 1...e2
- 2.Qd3#
- 1...Ra1
- Tries
- 1.Kd7?
- 1...Se5+
- 2.Rxe5#
- 1...Rxa5
- 2.Rxb4#
- 1...Bxh2
- 2.Qh1#
- 1...Sxh4
- 2.Re5#
- 1...Sd5
- 2.Qxd5#
- 1...Ra1
- 2.Rxb4#
- 1...Ra2
- 2.Rxb4#
- 1...Ra3
- 2.Rxb4#
- 1...Bf2
- 2.Qh1#
- 1...Sf4
- 2.Re5#
- 1...Sh8
- 2.Re5#
- 1...Sf5
- 2.Qd5#
- 1...Sc6
- 2.Qd5#
- 1...Sc8
- 2.Qd5#
- 1...Sg8
- 2.Qd5#
- 1...e2
- 2.Qd3#
- 1...Sf8+!
- 1...Se5+
- 1.Kxf7?
- 1...Se5+
- 2.Rxe5#
- 1...Rxa5
- 2.Rxb4#
- 1...Bxh2
- 2.Qh1#
- 1...Sxh4
- 2.Re5#
- 1...Sd5
- 2.Qxd5#
- 1...Ra1
- 2.Rxb4#
- 1...Ra2
- 2.Rxb4#
- 1...Ra3
- 2.Rxb4#
- 1...Bf2
- 2.Qh1#
- 1...Sf4
- 2.Re5#
- 1...Sf8
- 2.Re5#
- 1...Sf5
- 2.Qd5#
- 1...Sc6
- 2.Qd5#
- 1...Sc8
- 2.Qd5#
- 1...Sg8
- 2.Qd5#
- 1...e2
- 2.Qd3#
- 1...Sh8+!
- 1...Se5+
- 1.Kd8?
- 1...Rxa5
- 2.Rxb4#
- 1...Bxh2
- 2.Qh1#
- 1...Sxh4
- 2.Re5#
- 1...Se5
- 2.Rxe5#
- 1...Sd5
- 2.Qxd5#
- 1...Ra1
- 2.Rxb4#
- 1...Ra2
- 2.Rxb4#
- 1...Ra3
- 2.Rxb4#
- 1...Bf2
- 2.Qh1#
- 1...Sf4
- 2.Re5#
- 1...Sf8
- 2.Re5#
- 1...Sh8
- 2.Re5#
- 1...Sf5
- 2.Qd5#
- 1...Sc8
- 2.Qd5#
- 1...Sg8
- 2.Qd5#
- 1...e2
- 2.Qd3#
- 1...Sc6+!
- 1...Rxa5
- 1.Ba1?
- 1...Rxa1
- 2.Rxb4#
- 1...Rxa5
- 2.Rxb4#
- 1...Bxh2
- 2.Qh1#
- 1...Sxh4
- 2.Re5#
- 1...Se5
- 2.Rxe5#
- 1...Sd5
- 2.Qxd5#
- 1...Ra2
- 2.Rxb4#
- 1...Ra3
- 2.Rxb4#
- 1...Bf2
- 2.Qh1#
- 1...Sf4
- 2.Re5#
- 1...Sf8
- 2.Re5#
- 1...Sh8
- 2.Re5#
- 1...Sf5
- 2.Qd5#
- 1...Sc6
- 2.Qd5#
- 1...Sc8
- 2.Qd5#
- 1...Sg8
- 2.Qd5#
- 1...e2
- 2.Qd3#
- 1...f5
- 2.Rc4#
- 1...f6!
- 1...Rxa1
- 1.Bb2?
- 1...Rxa5
- 2.Rxb4#
- 1...Bxh2
- 2.Qh1#
- 1...Sxh4
- 2.Re5#
- 1...Se5
- 2.Rxe5#
- 1...Sd5
- 2.Qxd5#
- 1...Ra1
- 2.Rxb4#
- 1...Ra2
- 2.Rxb4#
- 1...Ra3
- 2.Rxb4#
- 1...Bf2
- 2.Qh1#
- 1...Sf4
- 2.Re5#
- 1...Sf8
- 2.Re5#
- 1...Sh8
- 2.Re5#
- 1...Sf5
- 2.Qd5#
- 1...Sc6
- 2.Qd5#
- 1...Sc8
- 2.Qd5#
- 1...Sg8
- 2.Qd5#
- 1...e2
- 2.Qd3#
- 1...f5
- 2.Rc4#
- 1...f6!
- 1...Rxa5
- 1.Bg7?
- 1...Rxa5
- 2.Rxb4#
- 1...Bxh2
- 2.Qh1#
- 1...Sxh4
- 2.Re5#
- 1...Se5
- 2.Rxe5#
- 1...Sd5
- 2.Qxd5#
- 1...Ra1
- 2.Rxb4#
- 1...Ra2
- 2.Rxb4#
- 1...Ra3
- 2.Rxb4#
- 1...Bf2
- 2.Qh1#
- 1...Sf4
- 2.Re5#
- 1...Sf8
- 2.Re5#
- 1...Sh8
- 2.Re5#
- 1...Sf5
- 2.Qd5#
- 1...Sc6
- 2.Qd5#
- 1...Sc8
- 2.Qd5#
- 1...Sg8
- 2.Qd5#
- 1...e2
- 2.Qd3#
- 1...f5
- 2.Rc4#
- 1...f6!
- 1...Rxa5
- 1.Rb1?
- 1...Rxa5
- 2.Rxb4#
- 1...Bxh2
- 2.Qh1#
- 1...Sxh4
- 2.Re5#
- 1...Se5
- 2.Rxe5#
- 1...Sd5
- 2.Qxd5#
- 1...e2
- 2.Qd3#
- 1...Ra1
- 2.Rxb4#
- 1...Ra2
- 2.Rxb4#
- 1...Ra3
- 2.Rxb4#
- 1...Bf2
- 2.Qh1#
- 1...Sf4
- 2.Re5#
- 1...Sf8
- 2.Re5#
- 1...Sh8
- 2.Re5#
- 1...Sf5
- 2.Qd5#
- 1...Sc6
- 2.Qd5#
- 1...Sc8
- 2.Qd5#
- 1...Sg8
- 2.Qd5#
- 1...b3!
- 1...Rxa5
- 1.Rb2?
- 1...Rxa5
- 2.Rxb4#
- 1...Bxh2
- 2.Qh1#
- 1...Sxh4
- 2.Re5#
- 1...Se5
- 2.Rxe5#
- 1...Sd5
- 2.Qxd5#
- 1...e2
- 2.Qd3#
- 1...Ra1
- 2.Rxb4#
- 1...Ra2
- 2.Rxb4#
- 1...Ra3
- 2.Rxb4#
- 1...Bf2
- 2.Qh1#
- 1...Sf4
- 2.Re5#
- 1...Sf8
- 2.Re5#
- 1...Sh8
- 2.Re5#
- 1...Sf5
- 2.Qd5#
- 1...Sc6
- 2.Qd5#
- 1...Sc8
- 2.Qd5#
- 1...Sg8
- 2.Qd5#
- 1...b3!
- 1...Rxa5
- 1.Rxe3+?
- 1...Bxe3
- 2.Qh1#
- 1...Kxe3!
- 1...Bxe3
- 1.Rb5?
- 1...Rxa5
- 2.R3xb4#
- 1...Bxh2
- 2.Qh1#
- 1...Sxh4
- 2.Re5#
- 1...Se5
- 2.Rxe5#
- 1...Sd5
- 2.Qxd5#
- 1...Ra1
- 2.R3xb4#
- 1...Ra2
- 2.R3xb4#
- 1...Ra3
- 2.R3xb4#
- 1...Bf2
- 2.Qh1#
- 1...Sf4
- 2.Re5#
- 1...Sf8
- 2.Re5#
- 1...Sh8
- 2.Re5#
- 1...Sf5
- 2.Qd5#
- 1...Sc6
- 2.Qd5#
- 1...Sc8
- 2.Qd5#
- 1...Sg8
- 2.Qd5#
- 1...e2
- 2.Qd3#
- 1...axb5!
- 1...Rxa5
- 1.Rg5?
- 1...Rxa5
- 2.Rxb4#
- 1...Bxh2
- 2.Qh1#
- 1...Sxh4
- 2.Re5#
- 1...Ra1
- 2.Rxb4#
- 1...Ra2
- 2.Rxb4#
- 1...Ra3
- 2.Rxb4#
- 1...Bf2
- 2.Qh1#
- 1...Sf4
- 2.Re5#
- 1...Se5
- 2.Rxe5#
- 1...Sf8
- 2.Re5#
- 1...Sh8
- 2.Re5#
- 1...Sd5
- 2.Qxd5#
- 1...Sc6
- 2.Qd5#
- 1...Sc8
- 2.Qd5#
- 1...Sg8
- 2.Qd5#
- 1...e2
- 2.Qd3#
- 1...Sf5!
- 1...Rxa5
- 1.Rxh5?
- 1...Rxa5
- 2.Rxb4#
- 1...Bxh2
- 2.Qh1#
- 1...Sxh4
- 2.Re5#
- 2.Qg4#
- 1...Ra1
- 2.Rxb4#
- 1...Ra2
- 2.Rxb4#
- 1...Ra3
- 2.Rxb4#
- 1...Bf2
- 2.Qh1#
- 1...Sf4
- 2.Re5#
- 1...Se5
- 2.Rxe5#
- 1...Sf8
- 2.Re5#
- 2.Qg4#
- 1...Sh8
- 2.Re5#
- 2.Qg4#
- 1...Sd5
- 2.Qxd5#
- 1...Sc6
- 2.Qd5#
- 1...Sc8
- 2.Qd5#
- 1...Sg8
- 2.Qd5#
- 1...e2
- 2.Qd3#
- 1...Sf5!
- 1...Rxa5
- 1.Qg4+?
- 1...Sf4
- 2.Qxf4#
- 1...hxg4!
- 1...Sf4
- 1.Qxh5?
- threat
- 2.Rc4#
- 1...Sf5
- 2.Qxf5#
- 1...Sc6
- 2.Qd5#
- 2.Qf5#
- 1...e2
- 2.Qf3#
- 1...Se5!
- threat
- 1.Kd7?
- Keys
- 1.Qf1!
- 1...Rxa5
- 2.Rxb4#
- 1...Bxh2
- 2.Qh1#
- 1...Sxh4
- 2.Qf4#
- 1...Bf2
- 2.Qh1#
- 1...Se5
- 2.Qf4#
- 1...Ra1
- 2.Rxb4#
- 1...Ra2
- 2.Rxb4#
- 1...Ra3
- 2.Rxb4#
- 1...Sf4
- 2.Qxf4#
- 1...Sf8
- 2.Qf4#
- 1...Sh8
- 2.Qf4#
- 1...Sd5
- 2.Rc4#
- 1...Sf5
- 2.Qxf5#
- 1...Sc6
- 2.Qf5#
- 1...Sc8
- 2.Qf5#
- 1...Sg8
- 2.Qf5#
- 1...e2
- 2.Qf3#
- 1...Rxa5
- 1.Qf1!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 11
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- R(d);N_GUARD::R(D),XP(e)
- R(d);N_GUARD,XP(G)::R(D),XP(e)
- B(a);OGATE::QAB(A)
- B(a);OGATE,XP(C)::QAB(A)
- S(i);N_GUARD::R1(H)
- S(i);N_GUARD,XP(F)::R1(H)
- S(i);N_GUARD::R1(H),XS(i)
- S(j);N_GUARD::QAB1(A),XS(j)
- S(j);N_GUARD::QAB1(A)
- P(b);::QAB1(A)
- Tries
- Try
- K(J);S_FLIGHT
- Vars
- S(i);CHECK,N_GUARD::R1(H),XS(i)
- R(d);N_GUARD,XP(G)::R(D),XP(e)
- B(a);OGATE,XP(C)::QAB(A)
- S(i);N_GUARD,XP(F)::R1(H)
- S(j);N_GUARD::QAB1(A),XS(j)
- R(d);N_GUARD::R(D),XP(e)
- B(a);OGATE::QAB(A)
- S(i);N_GUARD::R1(H)
- S(j);N_GUARD::QAB1(A)
- P(b);::QAB1(A)
- Refutation
- S(i);CHECK
- Try
- K(J);S_FLIGHT,XP(k)
- Vars
- S(i);CHECK,N_GUARD::R1(H),XS(i)
- R(d);N_GUARD,XP(G)::R(D),XP(e)
- B(a);OGATE,XP(C)::QAB(A)
- S(i);N_GUARD,XP(F)::R1(H)
- S(j);N_GUARD::QAB1(A),XS(j)
- R(d);N_GUARD::R(D),XP(e)
- B(a);OGATE::QAB(A)
- S(i);N_GUARD::R1(H)
- S(j);N_GUARD::QAB1(A)
- P(b);::QAB1(A)
- Refutation
- S(i);CHECK
- Try
- K(J);P-FLIGHT
- Vars
- R(d);N_GUARD,XP(G)::R(D),XP(e)
- B(a);OGATE,XP(C)::QAB(A)
- S(i);N_GUARD,XP(F)::R1(H)
- S(i);N_GUARD::R1(H),XS(i)
- S(j);N_GUARD::QAB1(A),XS(j)
- R(d);N_GUARD::R(D),XP(e)
- B(a);OGATE::QAB(A)
- S(i);N_GUARD::R1(H)
- S(j);N_GUARD::QAB1(A)
- P(b);::QAB1(A)
- Refutation
- S(j);CHECK
- Try
- B(I);
- Vars
- R(d);N_GUARD,XB(I)::R(D),XP(e)
- R(d);N_GUARD,XP(G)::R(D),XP(e)
- B(a);OGATE,XP(C)::QAB(A)
- S(i);N_GUARD,XP(F)::R1(H)
- S(i);N_GUARD::R1(H),XS(i)
- S(j);N_GUARD::QAB1(A),XS(j)
- R(d);N_GUARD::R(D),XP(e)
- B(a);OGATE::QAB(A)
- S(i);N_GUARD::R1(H)
- S(j);N_GUARD::QAB1(A)
- P(b);::QAB1(A)
- P(k);SBLOCK::R(H)
- Refutation
- P(k);
- Try
- B(I);
- Vars
- R(d);N_GUARD,XP(G)::R(D),XP(e)
- B(a);OGATE,XP(C)::QAB(A)
- S(i);N_GUARD,XP(F)::R1(H)
- S(i);N_GUARD::R1(H),XS(i)
- S(j);N_GUARD::QAB1(A),XS(j)
- R(d);N_GUARD::R(D),XP(e)
- B(a);OGATE::QAB(A)
- S(i);N_GUARD::R1(H)
- S(j);N_GUARD::QAB1(A)
- P(b);::QAB1(A)
- P(k);SBLOCK::R(H)
- Refutation
- P(k);
- Try
- B(I);
- Vars
- R(d);N_GUARD,XP(G)::R(D),XP(e)
- B(a);OGATE,XP(C)::QAB(A)
- S(i);N_GUARD,XP(F)::R1(H)
- S(i);N_GUARD::R1(H),XS(i)
- S(j);N_GUARD::QAB1(A),XS(j)
- R(d);N_GUARD::R(D),XP(e)
- B(a);OGATE::QAB(A)
- S(i);N_GUARD::R1(H)
- S(j);N_GUARD::QAB1(A)
- P(b);::QAB1(A)
- P(k);SBLOCK::R(H)
- Refutation
- P(k);
- Try
- R(D);
- Vars
- R(d);N_GUARD,XP(G)::R(D),XP(e)
- B(a);OGATE,XP(C)::QAB(A)
- S(i);N_GUARD,XP(F)::R1(H)
- S(i);N_GUARD::R1(H),XS(i)
- S(j);N_GUARD::QAB1(A),XS(j)
- P(b);::QAB1(A)
- R(d);N_GUARD::R(D),XP(e)
- B(a);OGATE::QAB(A)
- S(i);N_GUARD::R1(H)
- S(j);N_GUARD::QAB1(A)
- Refutation
- P(e);
- Try
- R(D);
- Vars
- R(d);N_GUARD,XP(G)::R(D),XP(e)
- B(a);OGATE,XP(C)::QAB(A)
- S(i);N_GUARD,XP(F)::R1(H)
- S(i);N_GUARD::R1(H),XS(i)
- S(j);N_GUARD::QAB1(A),XS(j)
- P(b);::QAB1(A)
- R(d);N_GUARD::R(D),XP(e)
- B(a);OGATE::QAB(A)
- S(i);N_GUARD::R1(H)
- S(j);N_GUARD::QAB1(A)
- Refutation
- P(e);
- Try
- R(D);CHECK,XP(b)
- Vars
- B(a);OGATE,SBLOCK,XR(D)::QAB(A)
- Refutation
- K(f);P-FLIGHT,XR(D)
- Try
- R(H);
- Vars
- R(d);N_GUARD,XP(G)::R(D),XP(e)
- B(a);OGATE,XP(C)::QAB(A)
- S(i);N_GUARD,XP(F)::R1(H)
- S(i);N_GUARD::R1(H),XS(i)
- S(j);N_GUARD::QAB1(A),XS(j)
- R(d);N_GUARD::R(D),XP(e)
- B(a);OGATE::QAB(A)
- S(i);N_GUARD::R1(H)
- S(j);N_GUARD::QAB1(A)
- P(b);::QAB1(A)
- Refutation
- P(h);XR(H)
- Try
- R(H);
- Vars
- R(d);N_GUARD,XP(G)::R(D),XP(e)
- B(a);OGATE,XP(C)::QAB(A)
- S(i);N_GUARD,XP(F)::R1(H)
- R(d);N_GUARD::R(D),XP(e)
- B(a);OGATE::QAB(A)
- S(i);N_GUARD::R1(H)
- S(i);N_GUARD::R1(H),XS(i)
- S(j);N_GUARD::QAB1(A),XS(j)
- S(j);N_GUARD::QAB1(A)
- P(b);::QAB1(A)
- Refutation
- S(j);
- Try
- R(H);XP(g)
- Vars
- R(d);N_GUARD,XP(G)::R(D),XP(e)
- B(a);OGATE,XP(C)::QAB(A)
- R(d);N_GUARD::R(D),XP(e)
- B(a);OGATE::QAB(A)
- S(i);N_GUARD::R1(H)
- S(i);N_GUARD::R1(H),XS(i)
- S(j);N_GUARD::QAB1(A),XS(j)
- S(j);N_GUARD::QAB1(A)
- P(b);::QAB1(A)
- Refutation
- S(j);
- Try
- Q(A);CHECK
- Vars
- S(i);N_GUARD,P_SPINS(i)::QAR1(A),XS(i)
- Refutation
- P(g);XQ(A)
- Try
- Q(A);XP(g)
- Threat
- R(H)
- Vars
- S(j);N_GUARD::QAB1(A),XS(j)
- P(b);::QAB1(A)
- Refutation
- S(i);
- Try
- Actual
- Q(A);
- Vars
- R(d);N_GUARD,XP(G)::R(D),XP(e)
- B(a);OGATE,XP(C)::QAB(A)
- S(i);N_GUARD,XP(F)::QAR1(A)
- B(a);OGATE::QAB(A)
- S(i);N_GUARD::QAR1(A)
- R(d);N_GUARD::R(D),XP(e)
- S(i);N_GUARD::QAR1(A),XS(i)
- S(j);SBLOCK::R(H)
- S(j);N_GUARD::QAB1(A),XS(j)
- S(j);N_GUARD::QAB1(A)
- P(b);::QAB1(A)
Developed and maintained by Brian Stephenson.
Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) &
CSS/Javascript (jQuery, Bootstrap & DataTables).