MESON Chess Problem Database
Problem Display
PID: 259583 (8/4n1p1/2p1Q1P1/2B1P1pN/pN2kbB1/K1R1p1P1/1n6/8 w - - 0 1)
Ruszczynski, Piotr
Petite MT (Problemas), 2015
#2
10 + 9
SOLUTION
- SOUND
- Sets
- 1...Bxg3
- 2.Rxe3#
- 1...Bxe5
- 2.Rxe3#
- 1...Sd1
- 2.Rc4#
- 1...Sd3
- 2.Rc4#
- 1...Sc4+
- 2.Rxc4#
- 1...Sd5
- 2.Qf5#
- 1...Sf5
- 2.Qxf5#
- 1...Sxg6
- 2.Qf5#
- 1...Sc8
- 2.Qf5#
- 1...Sg8
- 2.Qf5#
- 1...e2
- 2.Bf3#
- 1...Bxg3
- Tries
- 1.Ka2?
- 1...Bxg3
- 2.Rxe3#
- 1...Bxe5
- 2.Rxe3#
- 1...Sxg6
- 2.Qf5#
- 1...Sd1
- 2.Rc4#
- 1...Sd3
- 2.Rc4#
- 1...Sc4
- 2.Rxc4#
- 1...Sd5
- 2.Qf5#
- 1...Sf5
- 2.Qxf5#
- 1...Sc8
- 2.Qf5#
- 1...Sg8
- 2.Qf5#
- 1...e2
- 2.Bf3#
- 1...a3!
- 1...Bxg3
- 1.Sxf4?
- threat
- 2.Rxe3#
- 1...Sc4+
- 2.Rxc4#
- 1...Sd1
- 2.Rc4#
- 1...Sd3
- 2.Rc4#
- 1...Sd5
- 2.Qf5#
- 1...Sf5
- 2.Qxf5#
- 1...e2
- 2.Bf3#
- 2.Re3#
- 1...gxf4!
- threat
- 1.Sxg7?
- 1...Sc4+
- 2.Rxc4#
- 1...Bxe5
- 2.Rxe3#
- 1...Sxg6
- 2.Qf5#
- 1...Sd1
- 2.Rc4#
- 1...Sd3
- 2.Rc4#
- 1...Sd5
- 2.Qf5#
- 1...Sf5
- 2.Qxf5#
- 1...Sc8
- 2.Qf5#
- 1...Sg8
- 2.Qf5#
- 1...e2
- 2.Bf3#
- 1...Bxg3!
- 1...Sc4+
- 1.Bb6?
- 1...Sc4+
- 2.Rxc4#
- 1...Bxg3
- 2.Rxe3#
- 1...Bxe5
- 2.Rxe3#
- 1...Sxg6
- 2.Qf5#
- 1...Sd1
- 2.Rc4#
- 1...Sd3
- 2.Rc4#
- 1...Sd5
- 2.Qf5#
- 1...Sf5
- 2.Qxf5#
- 1...Sc8
- 2.Qf5#
- 1...Sg8
- 2.Qf5#
- 1...e2
- 2.Bf3#
- 1...c5!
- 1...Sc4+
- 1.Ba7?
- 1...Sc4+
- 2.Rxc4#
- 1...Bxg3
- 2.Rxe3#
- 1...Bxe5
- 2.Rxe3#
- 1...Sxg6
- 2.Qf5#
- 1...Sd1
- 2.Rc4#
- 1...Sd3
- 2.Rc4#
- 1...Sd5
- 2.Qf5#
- 1...Sf5
- 2.Qxf5#
- 1...Sc8
- 2.Qf5#
- 1...Sg8
- 2.Qf5#
- 1...e2
- 2.Bf3#
- 1...c5!
- 1...Sc4+
- 1.Qc4+?
- 1...Kxe5
- 2.Qe6#
- 2.Qd4#
- 1...Sxc4+!
- 1...Kxe5
- 1.Qd7?
- threat
- 2.Qd4#
- 1...Kxe5
- 2.Qe6#
- 2.Qd4#
- 2.Qxe7#
- 1...Bxe5
- 2.Rxe3#
- 1...Sd5
- 2.Qf5#
- 1...Sf5
- 2.Qxf5#
- 1...Sc4+!
- threat
- 1.Qxc6+?
- 1...Kxe5
- 2.Qe6#
- 1...Sd5
- 2.Qxd5#
- 1...Sxc6!
- 1...Kxe5
- 1.Qf6?
- 1...Sc4+
- 2.Rxc4#
- 1...Bxg3
- 2.Sxg3#
- 2.Bf3#
- 2.Rxe3#
- 1...Bxe5
- 2.Bf3#
- 2.Rxe3#
- 2.Qf3#
- 1...Sxg6
- 2.Qf5#
- 1...Sd5
- 2.Qf5#
- 1...Sd1
- 2.Rc4#
- 1...Sd3
- 2.Rc4#
- 1...Sf5
- 2.Qxf5#
- 1...Sc8
- 2.Qf5#
- 1...Sg8
- 2.Qf5#
- 1...e2
- 2.Bf3#
- 1...gxf6!
- 1...Sc4+
- 1.Qxe7?
- 1...Sc4+
- 2.Rxc4#
- 1...Bxg3
- 2.Rxe3#
- 1...Bxe5
- 2.Rxe3#
- 1...Sd1
- 2.Rc4#
- 1...Sd3
- 2.Rc4#
- 1...e2!
- 1...Sc4+
- 1.gxf4?
- threat
- 2.Rxe3#
- 1...Sc4+
- 2.Rxc4#
- 2.Qxc4#
- 1...Sd5
- 2.Qf5#
- 1...Sd1
- 2.Rc4#
- 2.Qc4#
- 1...Sd3
- 2.Rc4#
- 2.Qc4#
- 1...Sf5
- 2.Qxf5#
- 2.Qxc6#
- 1...e2
- 2.Bf3#
- 2.Re3#
- 1...gxf4!
- threat
- 1.Ka2?
- Keys
- 1.Sd3!
- 1...Sc4+
- 2.Qxc4#
- 1...Bxg3
- 2.Sxg3#
- 1...Bxe5
- 2.Qxe5#
- 1...Sxd3
- 2.Rc4#
- 1...Sxg6
- 2.Qxc6#
- 1...Sd1
- 2.Qc4#
- 1...Sd5
- 2.Qf5#
- 1...Sf5
- 2.Qxc6#
- 1...Sc8
- 2.Qxc6#
- 1...Sg8
- 2.Qxc6#
- 1...e2
- 2.Sf2#
- 1...Sc4+
- 1.Sd3!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 9
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- B(e);N_GUARD,XP(C)::R1(B),XP(b)
- B(e);N_GUARD,P_SPINB(e),XP(G)::R1(B),XP(b)
- S(a);N_GUARD::R(B)
- S(a);CHECK,N_GUARD::R(B),XS(a)
- S(h);N_GUARD::QAB1(I)
- S(h);N_GUARD::QAB1(I),XS(h)
- S(h);N_GUARD,XP(J)::QAB1(I)
- P(b);::B(E)
- Tries
- Try
- K(A);P-FLIGHT
- Vars
- B(e);N_GUARD,XP(C)::R1(B),XP(b)
- B(e);N_GUARD,P_SPINB(e),XP(G)::R1(B),XP(b)
- S(h);N_GUARD,XP(J)::QAB1(I)
- S(a);N_GUARD::R(B)
- S(a);N_GUARD::R(B),XS(a)
- S(h);N_GUARD::QAB1(I)
- S(h);N_GUARD::QAB1(I),XS(h)
- P(b);::B(E)
- Refutation
- P(c);
- Try
- S(H);XB(e)
- Threat
- R1(B),XP(b)
- Vars
- S(a);CHECK,N_GUARD::R(B),XS(a)
- S(a);N_GUARD::R(B)
- S(h);N_GUARD::QAB1(I)
- S(h);N_GUARD::QAB1(I),XS(h)
- Refutation
- P(f);XS(H)
- Try
- S(H);XP(i)
- Vars
- S(a);CHECK,N_GUARD::R(B),XS(a)
- B(e);N_GUARD,P_SPINB(e),XP(G)::R1(B),XP(b)
- S(h);N_GUARD,XP(J)::QAB1(I)
- S(a);N_GUARD::R(B)
- S(h);N_GUARD::QAB1(I)
- S(h);N_GUARD::QAB1(I),XS(h)
- P(b);::B(E)
- Refutation
- B(e);XP(C)
- Try
- B(F);
- Vars
- S(a);CHECK,N_GUARD::R(B),XS(a)
- B(e);N_GUARD,XP(C)::R1(B),XP(b)
- B(e);N_GUARD,P_SPINB(e),XP(G)::R1(B),XP(b)
- S(h);N_GUARD,XP(J)::QAB1(I)
- S(a);N_GUARD::R(B)
- S(h);N_GUARD::QAB1(I)
- S(h);N_GUARD::QAB1(I),XS(h)
- P(b);::B(E)
- Refutation
- P(g);
- Try
- B(F);
- Vars
- S(a);CHECK,N_GUARD::R(B),XS(a)
- B(e);N_GUARD,XP(C)::R1(B),XP(b)
- B(e);N_GUARD,P_SPINB(e),XP(G)::R1(B),XP(b)
- S(h);N_GUARD,XP(J)::QAB1(I)
- S(a);N_GUARD::R(B)
- S(h);N_GUARD::QAB1(I)
- S(h);N_GUARD::QAB1(I),XS(h)
- P(b);::B(E)
- Refutation
- P(g);
- Try
- Q(I);CHECK
- Refutation
- S(a);CHECK,XQ(I)
- Try
- Q(I);
- Threat
- QAR1(I)
- Vars
- B(e);N_GUARD,SBLOCK,XP(G)::R1(B),XP(b)
- S(h);N_GUARD::QAB1(I)
- S(h);N_GUARD::QAB1(I),XS(h)
- Refutation
- S(a);CHECK
- Try
- Q(I);CHECK,XP(g)
- Vars
- K(d);OGATEB,P-FLIGHT,XP(G)::QAR1(I)
- S(h);N_GUARD,P_SPINS(h)::QAB1(I),XS(h)
- Refutation
- S(h);XQ(I)
- Try
- Q(I);
- Vars
- S(a);CHECK,N_GUARD::R(B),XS(a)
- S(h);N_GUARD,XP(J)::QAB1(I)
- S(h);N_GUARD::QAB1(I)
- S(a);N_GUARD::R(B)
- S(h);N_GUARD::QAB1(I),XS(h)
- P(b);::B(E)
- Refutation
- P(i);XQ(I)
- Try
- Q(I);XS(h)
- Vars
- S(a);CHECK,N_GUARD::R(B),XS(a)
- B(e);N_GUARD,XP(C)::R1(B),XP(b)
- B(e);N_GUARD,P_SPINB(e),XP(G)::R1(B),XP(b)
- S(a);N_GUARD::R(B)
- Refutation
- P(b);
- Try
- P(C);XB(e)
- Threat
- R1(B),XP(b)
- Vars
- S(h);N_GUARD::QAB1(I)
- Refutation
- P(f);XP(C)
- Try
- Actual
- S(D);
- Vars
- S(a);CHECK,N_GUARD::QAR2(I),XS(a)
- B(e);XP(C)::S(H),XB(e)
- B(e);OGATE,P_SPINB(e),XP(G)::QAR1(I),XB(e)
- S(a);N_GUARD,SBLOCK,XS(D)::R(B)
- S(h);N_GUARD,XP(J)::QAB(I),XP(g)
- S(a);N_GUARD::QAR2(I)
- S(h);N_GUARD,SBLOCK::QAB1(I)
- S(h);N_GUARD::QAB(I),XP(g)
- P(b);N_GUARD::S(D)
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).