MESON Chess Problem Database
Problem Display
PID: 256466 (6b1/4K3/2BPPRpN/1pB1k2p/5pp1/1PbPr3/3N4/1Q2R3 w - - 0 1)
Bunka, Vladislav
Sachova skladba, 2021
#2
12 + 9
SOLUTION
- SOUND
- Sets
- 1...Rxe1
- 2.Qxe1#
- 1...Re2
- 2.Rxe2#
- 1...Re4
- 2.Rxe4#
- 1...Ba1
- 2.Qxa1#
- 1...Bb2
- 2.Qxb2#
- 1...Bxd2
- 2.d4#
- 1...Bb4
- 2.d4#
- 1...Ba5
- 2.d4#
- 1...Bxe6
- 2.Rxe6#
- 1...Bf7
- 2.Sxf7#
- 1...Bh7
- 2.Sf7#
- 1...f3
- 2.Rxe3#
- 1...g3
- 2.Sf3#
- 1...b4
- 2.Sc4#
- 1...h4
- 2.Sxg4#
- 1...g5
- 2.Rf5#
- 1...Rxe1
- Tries
- 1.Bxe3?
- threat
- 2.Bg1#
- 2.Bf2#
- 2.Bc5#
- 2.Bb6#
- 2.Ba7#
- 1...Bxd2
- 2.d4#
- 1...Bd4
- 2.Bxf4#
- 1...fxe3!
- threat
- 1.Bb6?
- 1...Rxe1
- 2.Qxe1#
- 1...Bxd2
- 2.d4#
- 1...Bxe6
- 2.Rxe6#
- 1...Re2
- 2.Rxe2#
- 1...Re4
- 2.Rxe4#
- 1...Ba1
- 2.Qxa1#
- 1...Bb2
- 2.Qxb2#
- 1...Bb4
- 2.d4#
- 1...Ba5
- 2.d4#
- 1...Bf7
- 2.Sxf7#
- 1...Bh7
- 2.Sf7#
- 1...f3
- 2.Rxe3#
- 1...g3
- 2.Sf3#
- 1...b4
- 2.Sc4#
- 1...h4
- 2.Sxg4#
- 1...g5
- 2.Rf5#
- 1...Bd4!
- 1...Rxe1
- 1.Ba7?
- 1...Rxe1
- 2.Qxe1#
- 1...Bxd2
- 2.d4#
- 1...Bxe6
- 2.Rxe6#
- 1...Re2
- 2.Rxe2#
- 1...Re4
- 2.Rxe4#
- 1...Ba1
- 2.Qxa1#
- 1...Bb2
- 2.Qxb2#
- 1...Bb4
- 2.d4#
- 1...Ba5
- 2.d4#
- 1...Bf7
- 2.Sxf7#
- 1...Bh7
- 2.Sf7#
- 1...f3
- 2.Rxe3#
- 1...g3
- 2.Sf3#
- 1...b4
- 2.Sc4#
- 1...h4
- 2.Sxg4#
- 1...g5
- 2.Rf5#
- 1...Bd4!
- 1...Rxe1
- 1.Bb7?
- 1...Rxe1
- 2.Qxe1#
- 1...Bxd2
- 2.d4#
- 1...Bxe6
- 2.Rxe6#
- 1...Re2
- 2.Rxe2#
- 1...Re4
- 2.Rxe4#
- 1...Ba1
- 2.Qxa1#
- 1...Bb2
- 2.Qxb2#
- 1...Bb4
- 2.d4#
- 1...Ba5
- 2.d4#
- 1...Bf7
- 2.Sxf7#
- 1...Bh7
- 2.Sf7#
- 1...f3
- 2.Rxe3#
- 1...g3
- 2.Sf3#
- 1...b4
- 2.Sc4#
- 1...h4
- 2.Sxg4#
- 1...g5
- 2.Rf5#
- 1...Bd4!
- 1...Rxe1
- 1.Ba8?
- 1...Rxe1
- 2.Qxe1#
- 1...Bxd2
- 2.d4#
- 1...Bxe6
- 2.Rxe6#
- 1...Re2
- 2.Rxe2#
- 1...Re4
- 2.Rxe4#
- 1...Ba1
- 2.Qxa1#
- 1...Bb2
- 2.Qxb2#
- 1...Bb4
- 2.d4#
- 1...Ba5
- 2.d4#
- 1...Bf7
- 2.Sxf7#
- 1...Bh7
- 2.Sf7#
- 1...f3
- 2.Rxe3#
- 1...g3
- 2.Sf3#
- 1...b4
- 2.Sc4#
- 1...h4
- 2.Sxg4#
- 1...g5
- 2.Rf5#
- 1...Bd4!
- 1...Rxe1
- 1.Qa1?
- threat
- 2.Qxc3#
- 1...Bd4
- 2.Bxd4#
- 2.Qxd4#
- 1...Bb2
- 2.Qxb2#
- 1...b4
- 2.Sc4#
- 1...Bxa1!
- threat
- 1.Qc1?
- threat
- 2.Qxc3#
- 1...Bxd2
- 2.d4#
- 1...Ba1
- 2.Qxa1#
- 1...Bb2
- 2.Qxb2#
- 1...Bb4
- 2.d4#
- 1...Ba5
- 2.d4#
- 1...b4
- 2.Sc4#
- 1...Bd4!
- threat
- 1.Qb2?
- threat
- 2.Qxc3#
- 1...Bd4
- 2.Bxd4#
- 2.Qxd4#
- 1...b4
- 2.Sc4#
- 1...Bxb2!
- threat
- 1.b4?
- 1...Rxe1
- 2.Qxe1#
- 1...Bxd2
- 2.d4#
- 1...Bxb4
- 2.d4#
- 1...Bxe6
- 2.Rxe6#
- 1...Re2
- 2.Rxe2#
- 1...Re4
- 2.Rxe4#
- 1...Ba1
- 2.Qxa1#
- 1...Bb2
- 2.Qxb2#
- 1...Bf7
- 2.Sxf7#
- 1...Bh7
- 2.Sf7#
- 1...f3
- 2.Rxe3#
- 1...g3
- 2.Sf3#
- 1...h4
- 2.Sxg4#
- 1...g5
- 2.Rf5#
- 1...Bd4!
- 1...Rxe1
- 1.Bxe3?
- Keys
- 1.d7!
- 1...Rxe1
- 2.Qxe1#
- 1...Bxd2
- 2.d4#
- 1...Bxe6
- 2.Rxe6#
- 1...Bd4
- 2.Bd6#
- 1...Re2
- 2.Rxe2#
- 1...Re4
- 2.Rxe4#
- 1...Ba1
- 2.Qxa1#
- 1...Bb2
- 2.Qxb2#
- 1...Bb4
- 2.d4#
- 1...Ba5
- 2.d4#
- 1...Bf7
- 2.Sxf7#
- 1...Bh7
- 2.Sf7#
- 1...f3
- 2.Rxe3#
- 1...g3
- 2.Sf3#
- 1...b4
- 2.Sc4#
- 1...h4
- 2.Sxg4#
- 1...g5
- 2.Rf5#
- 1...Rxe1
- 1.d7!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- R(b);N_SPINR(b),OGATE,XR(B)::QAR(A),XR(b)
- R(b);OGATEB::R(B),XR(b)
- R(b);OGATE::R1(B),XR(b)
- B(a);OGATEB::QAB(A),XB(a)
- B(a);N_GUARD,XS(C)::P(E)
- B(a);N_GUARD::P(E)
- B(i);OGATE,XP(I)::R1(J),XB(i)
- B(i);N_GUARD::S(K),XB(i)
- B(i);N_GUARD::S(K)
- P(c);N_GUARD::R(B),XR(b)
- P(d);N_GUARD::S(C)
- P(e);N_GUARD::S(C)
- P(g);N_GUARD::S(K),XP(d)
- P(h);N_GUARD::R1(J)
- Tries
- Try
- B(F);XR(b)
- Threat
- DUALS(5)
- Vars
- B(a);N_GUARD,XS(C)::P(E)
- B(a);SBLOCK::R(B)+B(F),DCHECK,XP(c)
- Refutation
- P(c);P_SPINP(c),XB(F)
- Try
- B(F);
- Vars
- R(b);N_SPINR(b),OGATE,XR(B)::QAR(A),XR(b)
- B(a);N_GUARD,XS(C)::P(E)
- B(i);OGATE,XP(I)::R1(J),XB(i)
- R(b);OGATEB::R(B),XR(b)
- R(b);OGATE::R1(B),XR(b)
- B(a);OGATEB::QAB(A),XB(a)
- B(a);N_GUARD,P_PINP(H)::P(E)
- B(a);N_GUARD::P(E)
- B(i);N_GUARD::S(K),XB(i)
- B(i);N_GUARD::S(K)
- P(c);N_GUARD::R(B),XR(b)
- P(d);N_GUARD::S(C)
- P(e);N_GUARD::S(C)
- P(g);N_GUARD::S(K),XP(d)
- P(h);N_GUARD::R1(J)
- Refutation
- B(a);
- Try
- B(F);
- Vars
- R(b);N_SPINR(b),OGATE,XR(B)::QAR(A),XR(b)
- B(a);N_GUARD,XS(C)::P(E)
- B(i);OGATE,XP(I)::R1(J),XB(i)
- R(b);OGATEB::R(B),XR(b)
- R(b);OGATE::R1(B),XR(b)
- B(a);OGATEB::QAB(A),XB(a)
- B(a);N_GUARD,P_PINP(H)::P(E)
- B(a);N_GUARD::P(E)
- B(i);N_GUARD::S(K),XB(i)
- B(i);N_GUARD::S(K)
- P(c);N_GUARD::R(B),XR(b)
- P(d);N_GUARD::S(C)
- P(e);N_GUARD::S(C)
- P(g);N_GUARD::S(K),XP(d)
- P(h);N_GUARD::R1(J)
- Refutation
- B(a);
- Try
- B(G);
- Vars
- R(b);N_SPINR(b),OGATE,XR(B)::QAR(A),XR(b)
- B(a);N_GUARD,XS(C)::P(E)
- B(i);OGATE,XP(I)::R1(J),XB(i)
- R(b);OGATEB::R(B),XR(b)
- R(b);OGATE::R1(B),XR(b)
- B(a);OGATEB::QAB(A),XB(a)
- B(a);N_GUARD::P(E)
- B(i);N_GUARD::S(K),XB(i)
- B(i);N_GUARD::S(K)
- P(c);N_GUARD::R(B),XR(b)
- P(d);N_GUARD::S(C)
- P(e);N_GUARD::S(C)
- P(g);N_GUARD::S(K),XP(d)
- P(h);N_GUARD::R1(J)
- Refutation
- B(a);
- Try
- B(G);
- Vars
- R(b);N_SPINR(b),OGATE,XR(B)::QAR(A),XR(b)
- B(a);N_GUARD,XS(C)::P(E)
- B(i);OGATE,XP(I)::R1(J),XB(i)
- R(b);OGATEB::R(B),XR(b)
- R(b);OGATE::R1(B),XR(b)
- B(a);OGATEB::QAB(A),XB(a)
- B(a);N_GUARD::P(E)
- B(i);N_GUARD::S(K),XB(i)
- B(i);N_GUARD::S(K)
- P(c);N_GUARD::R(B),XR(b)
- P(d);N_GUARD::S(C)
- P(e);N_GUARD::S(C)
- P(g);N_GUARD::S(K),XP(d)
- P(h);N_GUARD::R1(J)
- Refutation
- B(a);
- Try
- Q(A);P_PINB(a)
- Threat
- QAB(A),XB(a)
- Vars
- B(a);OGATEB::QAB(A),XB(a)
- P(e);N_GUARD::S(C)
- Refutation
- B(a);N_SPINB(a),XQ(A)
- Try
- Q(A);
- Threat
- QAB(A),XB(a)
- Vars
- B(a);N_GUARD,XS(C)::P(E)
- B(a);OGATEB::QAB(A),XB(a)
- B(a);N_GUARD::P(E)
- P(e);N_GUARD::S(C)
- Refutation
- B(a);
- Try
- Q(A);P_PINB(a)
- Threat
- QAB(A),XB(a)
- Vars
- P(e);N_GUARD::S(C)
- Refutation
- B(a);N_SPINB(a),XQ(A)
- Try
- P(D);
- Vars
- R(b);N_SPINR(b),OGATE,XR(B)::QAR(A),XR(b)
- B(a);N_GUARD,XS(C)::P(E)
- B(a);N_GUARD,XP(D)::P(E)
- B(i);OGATE,XP(I)::R1(J),XB(i)
- R(b);OGATEB::R(B),XR(b)
- R(b);OGATE::R1(B),XR(b)
- B(a);OGATEB::QAB(A),XB(a)
- B(i);N_GUARD::S(K),XB(i)
- B(i);N_GUARD::S(K)
- P(c);N_GUARD::R(B),XR(b)
- P(d);N_GUARD::S(C)
- P(g);N_GUARD::S(K),XP(d)
- P(h);N_GUARD::R1(J)
- Refutation
- B(a);
- Try
- Actual
- P(H);
- Vars
- R(b);N_SPINR(b),OGATE,XR(B)::QAR(A),XR(b)
- B(a);N_GUARD,XS(C)::P(E)
- B(i);OGATE,XP(I)::R1(J),XB(i)
- B(a);SBLOCK::B(F)
- R(b);OGATEB::R(B),XR(b)
- R(b);OGATE::R1(B),XR(b)
- B(a);OGATEB::QAB(A),XB(a)
- B(a);N_GUARD,P_PINB(F)::P(E)
- B(a);N_GUARD::P(E)
- B(i);N_GUARD::S(K),XB(i)
- B(i);N_GUARD::S(K)
- P(c);N_GUARD::R(B),XR(b)
- P(d);N_GUARD::S(C)
- P(e);N_GUARD::S(C)
- P(g);N_GUARD::S(K),XP(d)
- P(h);N_GUARD::R1(J)
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).