MESON Chess Problem Database
Problem Display
PID: 200535 (1B2R3/1p2NK2/r2pN1P1/4k3/3nP3/r1q3P1/8/QB3R2 w - - 0 1)
Mlynka, Karol
Sachova skladba, 2001
#2
11 + 7
SOLUTION
- SOUND
- Sets
- 1...Qe1
- 2.Rf5#
- 2.Qxd4#
- 1...Qd2
- 2.Rf5#
- 1...Qb4
- 2.Rf5#
- 1...Qa5
- 2.Rf5#
- 2.Qxd4#
- 1...Qc1
- 2.Rf5#
- 2.Qxd4#
- 1...Qc2
- 2.Qxd4#
- 1...Qb3
- 2.Rf5#
- 2.Qxd4#
- 1...Qe3
- 2.Rf5#
- 1...Qxg3
- 2.Rf5#
- 2.Qxd4#
- 1...Qc4
- 2.Rf5#
- 1...Qc5
- 2.Rf5#
- 1...Qc6
- 2.Rf5#
- 2.Qxd4#
- 1...Qc7
- 2.Rf5#
- 2.Qxd4#
- 1...Qc8
- 2.Rf5#
- 2.Qxd4#
- 1...Se2
- 2.Rf5#
- 1...Sb3
- 2.Rf5#
- 1...Sb5
- 2.Rf5#
- 1...Sf5
- 2.Rxf5#
- 1...Sc6
- 2.Rf5#
- 1...Qe1
- Tries
- 1.Sxd4?
- threat
- 2.Sf3#
- 2.Sef5#
- 2.Sec6#
- 1...Qb3+
- 2.Sd5#
- 1...Qf3+
- 2.Sxf3#
- 2.Sef5#
- 1...Qc4+
- 2.Sd5#
- 1...Qxa1
- 2.Sef5#
- 2.Sec6#
- 1...Qxd4
- 2.Sd5#
- 2.Sf5#
- 2.Sc6#
- 2.Sc8#
- 2.Sg8#
- 2.Rf5#
- 1...Qxg3
- 2.Sdc6#
- 2.Sd5#
- 2.Sef5#
- 2.Sec6#
- 2.Sc8#
- 2.Sg8#
- 2.Rf5#
- 1...Rxa1
- 2.Sef5#
- 2.Sec6#
- 1...Qb2
- 2.Sef5#
- 2.Sec6#
- 1...Qc2
- 2.Sd5#
- 2.Sef5#
- 2.Sec6#
- 2.Sc8#
- 2.Sg8#
- 1...Qd3
- 2.Sd5#
- 2.Sef5#
- 2.Sec6#
- 2.Sc8#
- 2.Sg8#
- 1...Qc6
- 2.Sf3#
- 2.Sdxc6#
- 2.Sexc6#
- 2.Rf5#
- 1...Qc7
- 2.Sf3#
- 2.Sc6#
- 2.Rf5#
- 1...Qc8
- 2.Sf3#
- 2.Sdc6#
- 2.Sec6#
- 2.Sxc8#
- 1...Rc6
- 2.Sf3#
- 2.Sef5#
- 2.Sexc6#
- 1...Kxd4!
- threat
- 1.Sc5?
- threat
- 2.Sd7#
- 2.Sc6#
- 1...Qb3+
- 2.Sd5#
- 1...Qf3+
- 2.Sf5#
- 1...Qc4+
- 2.Sd5#
- 1...Qxc5
- 2.Sd5#
- 2.Sf5#
- 2.Sc6#
- 2.Sc8#
- 2.Sg8#
- 2.Rf5#
- 1...Sc2
- 2.Sf5#
- 2.Sc6#
- 1...Se2
- 2.Sf5#
- 2.Sc6#
- 1...Sb3
- 2.Sf5#
- 2.Sc6#
- 1...Sf3
- 2.Sf5#
- 2.Sc6#
- 1...Sb5
- 2.Sf5#
- 2.Sc6#
- 1...Sf5
- 2.Sxf5#
- 2.Sc6#
- 1...Sc6
- 2.Sxc6#
- 1...Qc2
- 2.Sd5#
- 2.Sf5#
- 2.Sc6#
- 2.Sc8#
- 2.Sg8#
- 2.Rf5#
- 1...Qd3
- 2.Sd5#
- 2.Sf5#
- 2.Sc6#
- 2.Sc8#
- 2.Sg8#
- 2.Rf5#
- 1...Rc6
- 2.Sd7#
- 2.Sxc6#
- 1...Se6!
- threat
- 1.Sg7?
- threat
- 2.Sc6#
- 1...Qb3+
- 2.Sd5#
- 1...Qf3+
- 2.Sef5#
- 1...Qc4+
- 2.Sd5#
- 1...Sc6
- 2.Sxc6#
- 1...Qc6
- 2.Sxc6#
- 2.Rf5#
- 1...Qc7
- 2.Rf5#
- 1...Rc6
- 2.Sxc6#
- 1...Se6!
- threat
- 1.Sd8?
- threat
- 2.Sec6#
- 1...Qb3+
- 2.Sd5#
- 1...Qf3+
- 2.Sf5#
- 1...Qc4+
- 2.Sd5#
- 1...Sc6
- 2.Sexc6#
- 1...Qc6
- 2.Sexc6#
- 2.Rf5#
- 1...Qc7
- 2.Rf5#
- 1...Rc6
- 2.Sexc6#
- 1...Se6!
- threat
- 1.Sf8?
- threat
- 2.Sc6#
- 2.Sd7#
- 1...Qb3+
- 2.Sd5#
- 1...Qf3+
- 2.Sf5#
- 1...Qc4+
- 2.Sd5#
- 1...Qc2
- 2.Sd5#
- 2.Sf5#
- 2.Sc6#
- 2.Sc8#
- 2.Sg8#
- 1...Qd3
- 2.Sd5#
- 2.Sf5#
- 2.Sc6#
- 2.Sc8#
- 2.Sg8#
- 1...Sc2
- 2.Sf5#
- 2.Sc6#
- 1...Se2
- 2.Sf5#
- 2.Sc6#
- 1...Sb3
- 2.Sf5#
- 2.Sc6#
- 1...Sf3
- 2.Sf5#
- 2.Sc6#
- 1...Sb5
- 2.Sf5#
- 2.Sc6#
- 1...Sf5
- 2.Sxf5#
- 2.Sc6#
- 1...Sc6
- 2.Sxc6#
- 1...Qc6
- 2.Sxc6#
- 2.Rf5#
- 1...Qc7
- 2.Rf5#
- 1...Qc8
- 2.Sc6#
- 2.Sxc8#
- 1...Rc6
- 2.Sxc6#
- 2.Sd7#
- 1...Se6!
- threat
- 1.Sf5?
- threat
- 2.Sexd4#
- 1...Qc7+
- 2.Sxc7#
- 1...Sxf5
- 2.Rxf5#
- 1...Sxe6
- 2.Rxe6#
- 1...Sc2
- 2.Sed4#
- 2.Sf4#
- 2.Sc5#
- 2.Sg5#
- 2.Sc7#
- 2.Seg7#
- 2.Sd8#
- 2.Sf8#
- 1...Qb3
- 2.Qxd4#
- 1...Qc6
- 2.Qxd4#
- 1...Qc8
- 2.Qxd4#
- 1...Se2
- 2.Sed4#
- 2.Sf4#
- 2.Sc5#
- 2.Sg5#
- 2.Sc7#
- 2.Seg7#
- 2.Sd8#
- 2.Sf8#
- 1...Sb3
- 2.Sed4#
- 2.Sf4#
- 2.Sc5#
- 2.Sg5#
- 2.Sc7#
- 2.Seg7#
- 2.Sd8#
- 2.Sf8#
- 1...Sf3
- 2.Sed4#
- 2.Sf4#
- 2.Sc5#
- 2.Sg5#
- 2.Sc7#
- 2.Seg7#
- 2.Sd8#
- 2.Sf8#
- 1...Sb5
- 2.Sed4#
- 2.Sf4#
- 2.Sc5#
- 2.Sg5#
- 2.Sc7#
- 2.Seg7#
- 2.Sd8#
- 2.Sf8#
- 1...Sc6
- 2.Bxd6#
- 1...Qc4!
- threat
- 1.Qxc3?
- threat
- 2.Rf5#
- 2.Qxd4#
- 2.Qc5#
- 1...R3a4
- 2.Rf5#
- 2.Qc5#
- 1...R3a5
- 2.Rf5#
- 2.Qxd4#
- 1...R6a4
- 2.Rf5#
- 2.Qc5#
- 1...R6a5
- 2.Rf5#
- 2.Qxd4#
- 1...Rc6
- 2.Rf5#
- 2.Qxd4#
- 1...b6
- 2.Sc6#
- 2.Rf5#
- 2.Qxd4#
- 1...Rxc3!
- threat
- 1.Sxd4?
- Keys
- 1.Sg5!
- threat
- 2.Sc6#
- 1...Qb3+
- 2.Sd5#
- 1...Qf3+
- 2.Sf5#
- 1...Qc4+
- 2.Sd5#
- 1...Sc6
- 2.Sf3#
- 2.Sxc6#
- 1...Se6
- 2.Sf3#
- 1...Qc6
- 2.Sxc6#
- 2.Rf5#
- 1...Qc7
- 2.Rf5#
- 1...Rc6
- 2.Sxc6#
- threat
- 1.Sg5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 1
- ADDED MATES = 5
- REMOVED MATES = 10
- Sets
- Q(b);P_SPINS(c)::R1(C)
- Q(b);OGATE,P_SPINS(c)::QAB1(A),XS(c)
- Q(b);P_PINS(F),P_SPINS(c)::R1(C)
- S(c);N_GUARD,P_SPINQ(b)::R1(C)
- S(c);N_GUARD,P_SPINQ(b)::R1(C),XS(c)
- Tries
- Try
- S(F);XS(c)
- Threat
- DUALS(3)
- Vars
- Q(b);CHECK::R(K)+S(H)
- Refutation
- K(d);N_SPINP(f),P_SPINQ(b),S_FLIGHT,XS(F)
- Try
- S(F);
- Threat
- DUALS(2)
- Vars
- Q(b);CHECK,P_SPINS(c)::R(K)+S(H)
- S(c);P_SPINQ(b)::R(K)+S(H),DCHECK,XS(c)
- Refutation
- S(c);P_SPINQ(b)
- Try
- S(F);
- Threat
- R(K)+S(H),DCHECK
- Vars
- Q(b);CHECK,P_SPINS(c)::R(K)+S(H)
- S(c);P_SPINQ(b)::R(K)+S(H),DCHECK,XS(c)
- Q(b);N_SPINP(f),P_PINS(H),P_SPINS(c)::R1(C)
- R(e);::R(K)+S(H),DCHECK,XR(e)
- Refutation
- S(c);P_SPINQ(b)
- Try
- S(F);
- Threat
- R(K)+S(H),DCHECK
- Vars
- Q(b);CHECK,P_SPINS(c)::R(K)+S(H)
- S(c);P_SPINQ(b)::R(K)+S(H),DCHECK,XS(c)
- Q(b);N_SPINP(f),P_PINS(H),P_SPINS(c)::R1(C)
- R(e);::R(K)+S(H),DCHECK,XR(e)
- Refutation
- S(c);P_SPINQ(b)
- Try
- S(F);
- Threat
- DUALS(2)
- Vars
- Q(b);CHECK,P_SPINS(c)::R(K)+S(H)
- S(c);P_SPINQ(b)::R(K)+S(H),DCHECK,XS(c)
- Q(b);N_SPINP(f),P_PINS(H),P_SPINS(c)::R1(C)
- Refutation
- S(c);P_SPINQ(b)
- Try
- S(H);
- Threat
- R(K)+S(F),XS(c)
- Vars
- Q(b);CHECK,N_SPINP(f),P_SPINS(c)::R(K)+S(F),XQ(b)
- S(c);OGATE,P_SPINQ(b),XS(H)::R1(C),XS(c)
- S(c);OGATE,P_SPINQ(b),P_SPINS(c),XS(F)::R1(K),XS(c)
- Q(b);OGATE,P_PINS(F),P_SPINS(c)::QAB1(A),XS(c)
- Q(b);OGATE,P_SPINS(c)::QAB1(A),XS(c)
- S(c);P_SPINQ(b),S_CUTR(e)::B(J),XP(f)
- Refutation
- Q(b);P_PINS(F),P_SPINS(c)
- Try
- Q(A);P_PINS(c),XQ(b)
- Threat
- DUALS(3)
- Refutation
- R(a);N_SPINS(c),XQ(A)
- Try
- Actual
- S(F);
- Threat
- R(K)+S(H),DCHECK
- Vars
- Q(b);CHECK,P_SPINS(c)::R(K)+S(H)
- S(c);N_GUARD,P_SPINQ(b)::S(F)
- Q(b);N_SPINP(f),P_PINS(H),P_SPINS(c)::R1(C)
- R(e);::R(K)+S(H),DCHECK,XR(e)
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).