MESON Chess Problem Database
Problem Display
PID: 227962 (8/b2N2p1/2ppp3/1p1k1pp1/2pP4/1P2PP2/B2RN2Q/3n2K1 w - - 0 1)
Bunka, Vladislav
Sachova skladba, 2020
#2
10 + 11
SOLUTION
- SOUND
- Sets
- 1...Bxd4
- 2.Rxd4#
- 1...Bc5
- 2.dxc5#
- 1...Bb6
- 2.Sxb6#
- 1...Bb8
- 2.Sb6#
- 1...Sb2
- 2.Sc3#
- 1...Sf2
- 2.Sc3#
- 1...Sc3
- 2.Sxc3#
- 1...Sxe3
- 2.Sc3#
- 1...cxb3
- 2.Bxb3#
- 1...c3
- 2.b4#
- 1...b4
- 2.bxc4#
- 1...f4
- 2.e4#
- 1...g4
- 2.Sf4#
- 1...g6
- 2.Sf6#
- 1...Bxd4
- Tries
- 1.Qh1?
- threat
- 2.f4#
- 1...Sxe3
- 2.Sc3#
- 1...cxb3
- 2.Bxb3#
- 1...Sf2
- 2.Sc3#
- 1...Sc3
- 2.Sxc3#
- 1...f4
- 2.e4#
- 1...e5!
- threat
- 1.Qg2?
- threat
- 2.f4#
- 1...Sxe3
- 2.Sc3#
- 1...cxb3
- 2.Bxb3#
- 1...Sf2
- 2.Sc3#
- 1...Sc3
- 2.Sxc3#
- 1...f4
- 2.e4#
- 1...e5!
- threat
- 1.Qh5?
- 1...Bxd4
- 2.Rxd4#
- 1...Sxe3
- 2.Sc3#
- 1...cxb3
- 2.Bxb3#
- 1...e5
- 2.Qf7#
- 1...Bc5
- 2.dxc5#
- 1...Bb6
- 2.Sxb6#
- 1...Bb8
- 2.Sb6#
- 1...Sb2
- 2.Sc3#
- 1...Sf2
- 2.Sc3#
- 1...Sc3
- 2.Sxc3#
- 1...c3
- 2.b4#
- 1...b4
- 2.bxc4#
- 1...f4
- 2.Sxf4#
- 2.e4#
- 1...g4
- 2.Sf4#
- 2.e4#
- 1...g6
- 2.Sf6#
- 1...c5!
- 1...Bxd4
- 1.Qh7?
- 1...Bxd4
- 2.Rxd4#
- 1...Sxe3
- 2.Sc3#
- 1...cxb3
- 2.Bxb3#
- 1...e5
- 2.Qg8#
- 1...Bc5
- 2.dxc5#
- 1...Bb6
- 2.Sxb6#
- 1...Bb8
- 2.Sb6#
- 1...Sb2
- 2.Sc3#
- 1...Sf2
- 2.Sc3#
- 1...Sc3
- 2.Sxc3#
- 1...c3
- 2.b4#
- 1...b4
- 2.bxc4#
- 1...f4
- 2.Qe4#
- 2.e4#
- 1...g4
- 2.Sf4#
- 1...g6
- 2.Sf6#
- 1...c5!
- 1...Bxd4
- 1.Qh1?
- Keys
- 1.Qh8!
- 1...Bxd4
- 2.Rxd4#
- 1...Sxe3
- 2.Sc3#
- 1...cxb3
- 2.Bxb3#
- 1...c5
- 2.Qa8#
- 1...e5
- 2.Qg8#
- 1...Bc5
- 2.dxc5#
- 1...Bb6
- 2.Sxb6#
- 1...Bb8
- 2.Sb6#
- 1...Sb2
- 2.Sc3#
- 1...Sf2
- 2.Sc3#
- 1...Sc3
- 2.Sxc3#
- 1...c3
- 2.b4#
- 1...b4
- 2.bxc4#
- 1...f4
- 2.e4#
- 1...g4
- 2.Sf4#
- 1...g6
- 2.Sf6#
- 1...Bxd4
- 1.Qh8!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- B(j);OGATE,P_PINP(G),P_SPINB(j),XP(I)::R1(C),XB(j)
- B(j);OGATE::R(C)+P(I),XB(j)
- B(j);N_GUARD::S(J),XB(j)
- B(j);N_GUARD::S(J)
- S(a);N_GUARD::S(D)
- S(a);N_GUARD::S(D),XS(a)
- S(a);N_GUARD,XP(G)::S(D)
- P(b);OGATE,P_SPINP(b),XP(F)::B(B),XP(b)
- P(b);::B(B)+P(F)
- P(c);N_GUARD::P(F),XP(b)
- P(e);N_GUARD::P(G)
- P(f);N_GUARD::S(D)
- P(k);N_GUARD::S(J)
- Tries
- Try
- Q(E);
- Threat
- QAB(E)+P(H)
- Vars
- S(a);N_GUARD,XP(G)::S(D)
- P(b);OGATE,P_SPINP(b),XP(F)::B(B),XP(b)
- S(a);N_GUARD::S(D)
- S(a);N_GUARD::S(D),XS(a)
- P(e);N_GUARD::P(G)
- Refutation
- P(i);
- Try
- Q(E);
- Threat
- QAB(E)+P(H)
- Vars
- S(a);N_GUARD,XP(G)::S(D)
- P(b);OGATE,P_SPINP(b),XP(F)::B(B),XP(b)
- S(a);N_GUARD::S(D)
- S(a);N_GUARD::S(D),XS(a)
- P(e);N_GUARD::P(G)
- Refutation
- P(i);
- Try
- Q(E);
- Vars
- B(j);OGATE,P_PINP(G),P_SPINB(j),XP(I)::R1(C),XB(j)
- S(a);N_GUARD,XP(G)::S(D)
- P(b);OGATE,P_SPINP(b),XP(F)::B(B),XP(b)
- P(i);OGATEB::QAB(E)
- B(j);OGATE::R(C)+P(I),XB(j)
- B(j);N_GUARD::S(J),XB(j)
- B(j);N_GUARD::S(J)
- S(a);N_GUARD::S(D)
- S(a);N_GUARD::S(D),XS(a)
- P(b);::B(B)+P(F)
- P(c);N_GUARD::P(F),XP(b)
- P(k);N_GUARD::S(J)
- Refutation
- P(g);
- Try
- Q(E);
- Vars
- B(j);OGATE,P_PINP(G),P_SPINB(j),XP(I)::R1(C),XB(j)
- S(a);N_GUARD,XP(G)::S(D)
- P(b);OGATE,P_SPINP(b),XP(F)::B(B),XP(b)
- P(i);OGATEB::QAB(E)
- B(j);OGATE::R(C)+P(I),XB(j)
- B(j);N_GUARD::S(J),XB(j)
- B(j);N_GUARD::S(J)
- S(a);N_GUARD::S(D)
- S(a);N_GUARD::S(D),XS(a)
- P(b);::B(B)+P(F)
- P(c);N_GUARD::P(F),XP(b)
- P(f);N_GUARD::S(D)
- P(k);N_GUARD::S(J)
- Refutation
- P(g);
- Try
- Actual
- Q(E);
- Vars
- B(j);OGATE,P_PINP(G),P_SPINB(j),XP(I)::R1(C),XB(j)
- S(a);N_GUARD,XP(G)::S(D)
- P(b);OGATE,P_SPINP(b),XP(F)::B(B),XP(b)
- P(g);OGATEB::QAB(E)
- P(i);OGATEB::QAB(E)
- B(j);OGATE::R(C)+P(I),XB(j)
- B(j);N_GUARD::S(J),XB(j)
- B(j);N_GUARD::S(J)
- S(a);N_GUARD::S(D)
- S(a);N_GUARD::S(D),XS(a)
- P(b);::B(B)+P(F)
- P(c);N_GUARD::P(F),XP(b)
- P(e);N_GUARD::P(G)
- P(f);N_GUARD::S(D)
- P(k);N_GUARD::S(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).