MESON Chess Problem Database
Problem Display
PID: 210218 (B1R3q1/3p4/1P1krP2/K1N1NP2/nPp5/Bb2RP2/6Q1/3r3n w - - 0 1)
Murashev, Pavel Aleksandrovich
Sachova skladba, 2016
#2
13 + 9
SOLUTION
- SOUND
- Sets
- 1...Qf7
- 2.Sxf7#
- 1...Qxg2
- 2.Sf7#
- 1...Qg3
- 2.Sf7#
- 1...Qg4
- 2.Sf7#
- 1...Qg5
- 2.Sf7#
- 1...Qxc8
- 2.Sf7#
- 1...Qd8
- 2.Sf7#
- 1...Qh8
- 2.Sf7#
- 1...Ra1
- 2.Qd2#
- 1...Rb1
- 2.Qd2#
- 1...Rc1
- 2.Qd2#
- 1...Re1
- 2.Qd2#
- 1...Rf1
- 2.Qd2#
- 1...Rg1
- 2.Qd2#
- 1...Rd2
- 2.Qxd2#
- 1...Bc2
- 2.Sxc4#
- 1...Sxc5
- 2.bxc5#
- 1...Qf7
- Tries
- 1.Qh2?
- threat
- 2.Se4#
- 2.Sxc4#
- 2.Sf7#
- 1...Rxe5
- 2.Qxe5#
- 1...Rxf6
- 2.Sxc4#
- 2.Sf7#
- 1...Sxc5
- 2.Sxc4#
- 2.Sf7#
- 2.bxc5#
- 1...Qf7
- 2.Se4#
- 2.Sxc4#
- 2.Sxf7#
- 1...Qg3
- 2.Sf7#
- 1...Qg4
- 2.Sxc4#
- 2.Sf7#
- 1...Rd4
- 2.Sxc4#
- 2.Sf7#
- 1...Rd5
- 2.Sxc4#
- 2.Sf7#
- 1...Bc2
- 2.Sxc4#
- 2.Sf7#
- 1...Sf2
- 2.Sxc4#
- 2.Sf7#
- 1...Sc3
- 2.Sxc4#
- 2.Sf7#
- 1...c3
- 2.Se4#
- 2.Sc4#
- 2.Sf7#
- 1...Sg3!
- threat
- 1.Qg3?
- threat
- 2.Se4#
- 2.Sxc4#
- 2.Sf7#
- 1...Qxg3
- 2.Sf7#
- 1...Rxe5
- 2.Qxe5#
- 1...Rxf6
- 2.Sxc4#
- 2.Sf7#
- 1...Sxc5
- 2.Sxc4#
- 2.Sf7#
- 2.bxc5#
- 1...Qf7
- 2.Se4#
- 2.Sxc4#
- 2.Sxf7#
- 1...Qg4
- 2.Sxc4#
- 2.Sf7#
- 1...Rd4
- 2.Sxc4#
- 2.Sf7#
- 1...Rd5
- 2.Sxc4#
- 2.Sf7#
- 1...Bc2
- 2.Sxc4#
- 2.Sf7#
- 1...Sf2
- 2.Sxc4#
- 2.Sf7#
- 1...Sc3
- 2.Sxc4#
- 2.Sf7#
- 1...c3
- 2.Se4#
- 2.Sc4#
- 2.Sf7#
- 1...Sxg3!
- threat
- 1.f4?
- threat
- 2.Se4#
- 2.Sb7#
- 1...Qxg2
- 2.Sf7#
- 1...Qxc8
- 2.Se4#
- 2.Sf7#
- 1...Rxe5
- 2.fxe5#
- 1...Sxc5
- 2.bxc5#
- 1...Rd4
- 2.Sb7#
- 1...Rd5
- 2.Qxd5#
- 1...Bc2
- 2.Sb7#
- 2.Sxc4#
- 1...Sf2
- 2.Sb7#
- 1...Sg3
- 2.Sb7#
- 1...Sc3
- 2.Sb7#
- 1...Rxf6!
- threat
- 1.Qh2?
- Keys
- 1.b5!
- threat
- 2.Sxa4#
- 1...Qxc8
- 2.Sf7#
- 1...Rxe5
- 2.Se4#
- 1...Sxc5
- 2.Bxc5#
- 1...Sxb6
- 2.Sxb3#
- 2.Scd3#
- 2.Sa4#
- 2.Sa6#
- 2.Sxe6#
- 2.Scxd7#
- 1...Ra1
- 2.Qd2#
- 1...Rd5
- 2.Sb7#
- 1...Sb2
- 2.Sxb3#
- 2.Scd3#
- 2.Sa4#
- 2.Sa6#
- 2.Sxe6#
- 2.Scxd7#
- 1...Sc3
- 2.Sxb3#
- 2.Scd3#
- 2.Sa4#
- 2.Sa6#
- 2.Sxe6#
- 2.Scxd7#
- threat
- 1.b5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 1
- ADDED MATES = 2
- REMOVED MATES = 14
- Sets
- Q(i);N_GUARD::S(H),XQ(i)
- Q(i);N_GUARD,XQ(A)::S(H)
- Q(i);N_GUARD::S(H)
- Q(i);N_GUARD,XR(M)::S(H)
- Q(i);N_GUARD,P_PINP(J)::S(H)
- R(a);N_GUARD::QAR(A)
- R(a);N_GUARD::QAR(A),XR(a)
- B(c);N_GUARD::S(H),XP(e)
- S(d);OGATE,XS(G)::P(E),XS(d)
- Tries
- Try
- Q(A);
- Threat
- DUALS(3)
- Vars
- R(g);OGATE,P_PINS(G),P_SPINR(g),XS(H)::QAB1(A),XR(g)
- Q(i);::S(H)
- Refutation
- S(b);
- Try
- Q(A);
- Threat
- DUALS(3)
- Vars
- Q(i);XQ(A)::S(H)
- R(g);OGATE,P_PINS(G),P_SPINR(g),XS(H)::QAB1(A),XR(g)
- Refutation
- S(b);XQ(A)
- Try
- P(D);
- Threat
- DUALS(2)
- Vars
- Q(i);N_GUARD,XQ(A)::S(H)
- R(g);OGATE,P_PINS(G),XS(H)::P(D),XR(g)
- S(d);OGATE,XS(G)::P(E),XS(d)
- R(a);::S(G)
- R(a);N_GUARD,P_PINS(G)::QAR1(A),XR(a)
- S(b);::S(G)
- S(d);::S(G)
- Refutation
- R(g);XP(K)
- Try
- Actual
- P(E);
- Threat
- B(B)+S(G),XS(d)
- Vars
- Q(i);N_GUARD,XR(M)::S(H)
- R(g);SBLOCK,XS(H)::B(B)+S(G),DCHECK
- S(d);OGATE,P_SPINS(d),XS(G)::B(B),XS(d)
- R(a);N_GUARD::QAR(A)
- R(a);SBLOCK::B(B)+S(G),DCHECK
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).