MESON Chess Problem Database
Problem Display
PID: 134804 (1R6/p4p2/nbB2N2/r1B2NK1/2k2p2/r2p1R2/1Q1P4/8 w - - 0 1)
Gafarov, Marsil
1st Prize, Sverdlovsk Ty., 1959-1960
#2
9 + 9
| 23 | Die Schwalbe | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Ra1
- 2.Qc3#
- 1...Ra2
- 2.Qc3#
- 1...Rb3
- 2.Qd4#
- 1...Rc3
- 2.Qxc3#
- 1...R3a4
- 2.Qc3#
- 1...R5a4
- 2.Qb5#
- 1...Rb5
- 2.Qxb5#
- 1...Rxc5
- 2.Rxf4#
- 1...Bxc5
- 2.Bd5#
- 1...Bc7
- 2.Qd4#
- 1...Bd8
- 2.Qd4#
- 1...Sb4
- 2.Qxb4#
- 1...Sxc5
- 2.Sd6#
- 2.Bd5#
- 1...Sc7
- 2.Qb4#
- 1...Sxb8
- 2.Qb4#
- 1...Ra1
- Tries
- 1.Kg4?
- 1...Rxc5
- 2.Sd6#
- 2.Rxf4#
- 1...Bxc5
- 2.Bd5#
- 1...Sxc5
- 2.Sd6#
- 2.Bd5#
- 1...Sxb8
- 2.Qb4#
- 1...Ra1
- 2.Qc3#
- 1...Ra2
- 2.Qc3#
- 1...Rb3
- 2.Qd4#
- 1...Rc3
- 2.Qxc3#
- 1...R3a4
- 2.Qc3#
- 1...R5a4
- 2.Qb5#
- 1...Rb5
- 2.Qxb5#
- 1...Bc7
- 2.Qd4#
- 1...Bd8
- 2.Qd4#
- 1...Sb4
- 2.Qxb4#
- 1...Sc7
- 2.Qb4#
- 1...Kxc5!
- 1...Rxc5
- 1.Kh4?
- 1...Rxc5
- 2.Sd6#
- 2.Rxf4#
- 1...Bxc5
- 2.Bd5#
- 1...Sxc5
- 2.Sd6#
- 2.Bd5#
- 1...Sxb8
- 2.Qb4#
- 1...Ra1
- 2.Qc3#
- 1...Ra2
- 2.Qc3#
- 1...Rb3
- 2.Qd4#
- 1...Rc3
- 2.Qxc3#
- 1...R3a4
- 2.Qc3#
- 1...R5a4
- 2.Qb5#
- 1...Rb5
- 2.Qxb5#
- 1...Bc7
- 2.Qd4#
- 1...Bd8
- 2.Qd4#
- 1...Sb4
- 2.Qxb4#
- 1...Sc7
- 2.Qb4#
- 1...Kxc5!
- 1...Rxc5
- 1.Kh5?
- 1...Rxc5
- 2.Rxf4#
- 1...Bxc5
- 2.Bd5#
- 1...Sxc5
- 2.Sd6#
- 2.Bd5#
- 1...Sxb8
- 2.Qb4#
- 1...Ra1
- 2.Qc3#
- 1...Ra2
- 2.Qc3#
- 1...Rb3
- 2.Qd4#
- 1...Rc3
- 2.Qxc3#
- 1...R3a4
- 2.Qc3#
- 1...R5a4
- 2.Qb5#
- 1...Rb5
- 2.Qxb5#
- 1...Bc7
- 2.Qd4#
- 1...Bd8
- 2.Qd4#
- 1...Sb4
- 2.Qxb4#
- 1...Sc7
- 2.Qb4#
- 1...Kxc5!
- 1...Rxc5
- 1.Kh6?
- 1...Rxc5
- 2.Sd6#
- 2.Rxf4#
- 1...Bxc5
- 2.Bd5#
- 1...Sxc5
- 2.Sd6#
- 2.Bd5#
- 1...Sxb8
- 2.Qb4#
- 1...Ra1
- 2.Qc3#
- 1...Ra2
- 2.Qc3#
- 1...Rb3
- 2.Qd4#
- 1...Rc3
- 2.Qxc3#
- 1...R3a4
- 2.Qc3#
- 1...R5a4
- 2.Qb5#
- 1...Rb5
- 2.Qxb5#
- 1...Bc7
- 2.Qd4#
- 1...Bd8
- 2.Qd4#
- 1...Sb4
- 2.Qxb4#
- 1...Sc7
- 2.Qb4#
- 1...Kxc5!
- 1...Rxc5
- 1.Bxa3?
- threat
- 2.Qc3#
- 2.Qa2#
- 1...Rxa3
- 2.Qb5#
- 1...Sb4
- 2.Qc3#
- 2.Qxb4#
- 1...Rb5
- 2.Bxb5#
- 2.Qc3#
- 2.Qxb5#
- 1...Bd4
- 2.Qxd4#
- 2.Qa2#
- 2.Qb3#
- 1...Sc5
- 2.Sd6#
- 2.Bd5#
- 2.Qc3#
- 2.Qb4#
- 1...Rxf5+!
- threat
- 1.Bd7?
- 1...Kxc5
- 2.Qd4#
- 1...Rxc5
- 2.Rxf4#
- 1...Sxc5
- 2.Sd6#
- 1...Sxb8
- 2.Qb4#
- 1...Rb3
- 2.Qd4#
- 1...Ra1
- 2.Qc3#
- 1...Ra2
- 2.Qc3#
- 1...Rc3
- 2.Qxc3#
- 1...R3a4
- 2.Qc3#
- 1...R5a4
- 2.Qb5#
- 1...Rb5
- 2.Qxb5#
- 1...Bc7
- 2.Qd4#
- 1...Bd8
- 2.Qd4#
- 1...Sb4
- 2.Qxb4#
- 1...Sc7
- 2.Qb4#
- 1...Bxc5!
- 1...Kxc5
- 1.Rxb6?
- threat
- 2.Qd4#
- 1...Kxc5
- 2.Qd4#
- 1...Rc3
- 2.Qxc3#
- 1...Rb5
- 2.Qxb5#
- 1...Sb4
- 2.Qxb4#
- 1...axb6!
- threat
- 1.Rb7?
- 1...Rxc5
- 2.Rxf4#
- 1...Bxc5
- 2.Bd5#
- 1...Sxc5
- 2.Sd6#
- 2.Bd5#
- 1...Rb3
- 2.Qd4#
- 1...Ra1
- 2.Qc3#
- 1...Ra2
- 2.Qc3#
- 1...Rc3
- 2.Qxc3#
- 1...R3a4
- 2.Qc3#
- 1...R5a4
- 2.Qb5#
- 1...Rb5
- 2.Qxb5#
- 1...Bc7
- 2.Qd4#
- 1...Bd8
- 2.Qd4#
- 1...Sb4
- 2.Qxb4#
- 1...Sc7
- 2.Qb4#
- 1...Sb8
- 2.Qb4#
- 1...Kxc5!
- 1...Rxc5
- 1.Rc8?
- threat
- 2.Bd5#
- 1...Kxc5
- 2.Qd4#
- 1...Rb3
- 2.Qd4#
- 1...Sb4
- 2.Qxb4#
- 1...Sc7
- 2.Qb4#
- 1...Bc7!
- threat
- 1.Qc1+?
- 1...Rc3
- 2.Qxc3#
- 1...Kb3!
- 1...Rc3
- 1.Qxa3?
- threat
- 2.Sd6#
- 2.Rxf4#
- 2.Qc3#
- 1...Rxc5
- 2.Rxf4#
- 2.Qc3#
- 1...Bxc5
- 2.Bd5#
- 2.Qc1#
- 2.Qb3#
- 2.Qc3#
- 2.Qxd3#
- 1...Sxc5
- 2.Qc3#
- 1...Sb4
- 2.Qxb4#
- 2.Qc3#
- 1...Bc7
- 2.Bd5#
- 2.Qc1#
- 2.Qc3#
- 1...Rxa3!
- threat
- 1.Qc2+?
- 1...Rc3
- 2.Qxc3#
- 1...dxc2!
- 1...Rc3
- 1.Qxb6?
- threat
- 2.Sd6#
- 2.Bd5#
- 2.Rxf4#
- 1...Rxc5
- 2.Rxf4#
- 1...Sxc5
- 2.Bd5#
- 2.Qb4#
- 1...Rb5
- 2.Bd5#
- 2.Qxb5#
- 1...Sb4
- 2.Qxb4#
- 1...Sc7
- 2.Sd6#
- 2.Rxf4#
- 2.Qb4#
- 1...axb6!
- threat
- 1.Kg4?
- Keys
- 1.Be8!
- 1...Kxc5
- 2.Qd4#
- 1...Rxc5
- 2.Rxf4#
- 1...Bxc5
- 2.Bxf7#
- 1...Sxc5
- 2.Sd6#
- 1...Sxb8
- 2.Qb4#
- 1...Rb3
- 2.Qd4#
- 1...Ra1
- 2.Qc3#
- 1...Ra2
- 2.Qc3#
- 1...Rc3
- 2.Qxc3#
- 1...R3a4
- 2.Qc3#
- 1...R5a4
- 2.Qb5#
- 1...Rb5
- 2.Qxb5#
- 1...Bc7
- 2.Qd4#
- 1...Bd8
- 2.Qd4#
- 1...Sb4
- 2.Qxb4#
- 1...Sc7
- 2.Qb4#
- 1...Kxc5
- 1.Be8!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 1
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- R(a);N_GUARD::QAR1(A)
- R(a);SBLOCK::QAR1(A)
- R(a);N_GUARD::QAR1(A),XR(a)
- R(e);N_GUARD::QAB1(A)
- R(e);N_GUARD::QAB1(A),XR(e)
- R(e);P_PINS(E),SBLOCK,XB(D)::R(C),XP(d)
- B(g);SBLOCK,XB(D)::B(G)
- B(g);::QAR1(A)
- B(g);P_PINS(H)::QAR1(A)
- S(f);N_GUARD::QAR1(A),XS(f)
- S(f);N_GUARD::QAR1(A)
- S(f);N_GUARD,XR(I)::QAR1(A)
- Tries
- Try
- K(F);P-FLIGHT
- Vars
- B(g);SBLOCK,XB(D)::B(G)
- S(f);N_GUARD,XR(I)::QAR1(A)
- R(a);N_GUARD::QAR1(A)
- R(a);SBLOCK::QAR1(A)
- R(a);N_GUARD::QAR1(A),XR(a)
- R(e);N_GUARD::QAB1(A)
- R(e);N_GUARD::QAB1(A),XR(e)
- B(g);::QAR1(A)
- S(f);N_GUARD::QAR1(A),XS(f)
- S(f);N_GUARD::QAR1(A)
- Refutation
- K(c);P-FLIGHT,XB(D)
- Try
- K(F);S_FLIGHT
- Vars
- B(g);SBLOCK,XB(D)::B(G)
- S(f);N_GUARD,XR(I)::QAR1(A)
- R(a);N_GUARD::QAR1(A)
- R(a);SBLOCK::QAR1(A)
- R(a);N_GUARD::QAR1(A),XR(a)
- R(e);N_GUARD::QAB1(A)
- R(e);N_GUARD::QAB1(A),XR(e)
- B(g);::QAR1(A)
- B(g);P_PINS(H)::QAR1(A)
- S(f);N_GUARD::QAR1(A),XS(f)
- S(f);N_GUARD::QAR1(A)
- Refutation
- K(c);P-FLIGHT,XB(D)
- Try
- K(F);P-FLIGHT
- Vars
- R(e);P_PINS(E),SBLOCK,XB(D)::R(C),XP(d)
- B(g);SBLOCK,XB(D)::B(G)
- S(f);N_GUARD,XR(I)::QAR1(A)
- R(a);N_GUARD::QAR1(A)
- R(a);SBLOCK::QAR1(A)
- R(a);N_GUARD::QAR1(A),XR(a)
- R(e);N_GUARD::QAB1(A)
- R(e);N_GUARD::QAB1(A),XR(e)
- B(g);::QAR1(A)
- S(f);N_GUARD::QAR1(A),XS(f)
- S(f);N_GUARD::QAR1(A)
- Refutation
- K(c);P-FLIGHT,XB(D)
- Try
- K(F);S_FLIGHT
- Vars
- B(g);SBLOCK,XB(D)::B(G)
- S(f);N_GUARD,XR(I)::QAR1(A)
- R(a);N_GUARD::QAR1(A)
- R(a);SBLOCK::QAR1(A)
- R(a);N_GUARD::QAR1(A),XR(a)
- R(e);N_GUARD::QAB1(A)
- R(e);N_GUARD::QAB1(A),XR(e)
- B(g);::QAR1(A)
- S(f);N_GUARD::QAR1(A),XS(f)
- S(f);N_GUARD::QAR1(A)
- Refutation
- K(c);P-FLIGHT,XB(D)
- Try
- B(D);P_SPINS(E),XR(a)
- Threat
- DUALS(2)
- Vars
- R(e);N_GUARD,N_PINS(E),XB(D)::QAB1(A)
- Refutation
- R(e);CHECK,XS(E)
- Try
- B(G);
- Vars
- K(c);P-FLIGHT,XB(D)::QAB1(A)
- R(e);P_PINS(E),SBLOCK,XB(D)::R(C),XP(d)
- S(f);SBLOCK,XB(D)::S(E)
- S(f);N_GUARD,XR(I)::QAR1(A)
- R(a);SBLOCK::QAR1(A)
- R(a);N_GUARD::QAR1(A)
- R(a);N_GUARD::QAR1(A),XR(a)
- R(e);N_GUARD::QAB1(A)
- R(e);N_GUARD::QAB1(A),XR(e)
- B(g);::QAR1(A)
- B(g);P_PINS(H)::QAR1(A)
- S(f);N_GUARD::QAR1(A),XS(f)
- S(f);N_GUARD::QAR1(A)
- Refutation
- B(g);XB(D)
- Try
- R(I);XB(g)
- Threat
- QAR1(A)
- Vars
- K(c);P-FLIGHT,XB(D)::QAB1(A)
- R(a);N_GUARD::QAR1(A),XR(a)
- R(e);N_GUARD::QAB1(A),XR(e)
- S(f);N_GUARD::QAR1(A),XS(f)
- Refutation
- P(h);XR(I)
- Try
- R(I);
- Vars
- R(e);P_PINS(E),SBLOCK,XB(D)::R(C),XP(d)
- B(g);SBLOCK,XB(D)::B(G)
- R(a);SBLOCK::QAR1(A)
- R(a);N_GUARD::QAR1(A)
- R(a);N_GUARD::QAR1(A),XR(a)
- R(e);N_GUARD::QAB1(A)
- R(e);N_GUARD::QAB1(A),XR(e)
- B(g);::QAR1(A)
- B(g);P_PINS(H)::QAR1(A)
- S(f);N_GUARD::QAR1(A),XS(f)
- S(f);N_GUARD::QAR1(A)
- Refutation
- K(c);P-FLIGHT,XB(D)
- Try
- R(I);
- Threat
- B(G)
- Vars
- K(c);P-FLIGHT,XB(D)::QAB1(A)
- R(a);SBLOCK::QAR1(A)
- S(f);N_GUARD::QAR1(A),XS(f)
- S(f);N_GUARD::QAR1(A)
- Refutation
- B(g);
- Try
- Q(A);CHECK
- Vars
- R(a);N_GUARD,P_SPINR(a)::QAR1(A),XR(a)
- Refutation
- K(c);P_SPINB(g),P_SPINP(b),S_FLIGHT
- Try
- Q(A);XR(a)
- Threat
- DUALS(3)
- Vars
- S(f);SBLOCK,XB(D)::QAR1(A)
- Refutation
- R(e);XQ(A)
- Try
- Q(A);CHECK
- Vars
- R(a);N_GUARD,P_SPINR(a)::QAR1(A),XR(a)
- Refutation
- P(b);XQ(A)
- Try
- Q(A);XB(g)
- Threat
- DUALS(3)
- Vars
- R(e);P_PINS(E),XB(D)::R(C),XP(d)
- S(f);N_GUARD::QAR1(A),XS(f)
- Refutation
- P(h);XQ(A)
- Try
- Actual
- B(G);
- Vars
- K(c);P-FLIGHT,XB(D)::QAB1(A)
- R(e);P_PINS(E),SBLOCK,XB(D)::R(C),XP(d)
- B(g);SBLOCK,XB(D)::B(G),XP(i)
- S(f);SBLOCK,XB(D)::S(E)
- S(f);N_GUARD,XR(I)::QAR1(A)
- R(a);SBLOCK::QAR1(A)
- R(a);N_GUARD::QAR1(A)
- R(a);N_GUARD::QAR1(A),XR(a)
- R(e);N_GUARD::QAB1(A)
- R(e);N_GUARD::QAB1(A),XR(e)
- B(g);::QAR1(A)
- B(g);P_PINS(H)::QAR1(A)
- S(f);N_GUARD::QAR1(A),XS(f)
- S(f);N_GUARD::QAR1(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).