MESON Chess Problem Database
Problem Display
PID: 268053 (3nK3/1r1P2p1/bpB1kp2/PRb1Pp1Q/N7/8/1B2R1N1/5r2 w - - 0 1)
Paslack, Rainer
Schach, 2023
#2
11 + 10
SOLUTION
- SOUND
- Sets
- 1...Ra1
- 2.Sf4#
- 1...Rb1
- 2.Sf4#
- 1...Rc1
- 2.Sf4#
- 1...Rd1
- 2.Sf4#
- 1...Re1
- 2.Sf4#
- 1...Rg1
- 2.Sf4#
- 1...Rh1
- 2.Sf4#
- 1...Rf4
- 2.Sxf4#
- 1...Bg1
- 2.Bd5#
- 1...Bf2
- 2.Sf4#
- 2.Bd5#
- 1...Ba3
- 2.Bd5#
- 1...Be3
- 2.Bd5#
- 1...Bb4
- 2.Bd5#
- 1...Bd4
- 2.Bd5#
- 1...Bd6
- 2.Bd5#
- 1...Be7
- 2.Bd5#
- 1...Bf8
- 2.Bd5#
- 1...Sxc6
- 2.Qf7#
- 1...Sf7
- 2.Qxf7#
- 1...bxa5
- 2.Sxc5#
- 1...fxe5
- 2.Qg6#
- 1...Ra1
- Tries
- 1.Se3?
- threat
- 2.Bd5#
- 1...Rxd7
- 2.Bxd7#
- 1...Sxc6
- 2.Qf7#
- 1...fxe5
- 2.Qg6#
- 1...Rd1
- 2.Qxf5#
- 1...Bd4!
- threat
- 1.Sc3?
- threat
- 2.Bd5#
- 1...Rxd7
- 2.Bxd7#
- 1...Sxc6
- 2.Qf7#
- 1...fxe5
- 2.Qg6#
- 1...Rd1
- 2.Sf4#
- 1...Be3!
- threat
- 1.Sxb6?
- threat
- 2.Bd5#
- 1...Rxd7
- 2.Bxd7#
- 1...Sxc6
- 2.Qf7#
- 1...fxe5
- 2.Qg6#
- 1...Rd1
- 2.Sf4#
- 1...Rxb6!
- threat
- 1.Rd2?
- threat
- 2.Bd5#
- 1...Rxd7
- 2.Bxd7#
- 1...Sxc6
- 2.Qf7#
- 1...fxe5
- 2.Qg6#
- 1...Bd4!
- threat
- 1.Rxc5?
- threat
- 2.Bd5#
- 1...Rxd7
- 2.Bxd7#
- 1...Sxc6
- 2.Qf7#
- 1...bxc5
- 2.Sxc5#
- 1...fxe5
- 2.Qg6#
- 1...Rd1
- 2.Sf4#
- 1...Bc4!
- threat
- 1.Se3?
- Keys
- 1.axb6!
- threat
- 2.Sxc5#
- 1...Bxb6
- 2.Bd5#
- 1...Sxc6
- 2.Qf7#
- 1...fxe5
- 2.Qg6#
- 1...Bd4
- 2.Bd5#
- 1...Rc1
- 2.Sf4#
- 1...Bg1
- 2.Bd5#
- 1...Bf2
- 2.Sf4#
- 2.Bd5#
- 1...Ba3
- 2.Bd5#
- 1...Be3
- 2.Bd5#
- 1...Bb4
- 2.Bd5#
- 1...Bd6
- 2.Bd5#
- 1...Be7
- 2.Bd5#
- 1...Bf8
- 2.Bd5#
- threat
- 1.axb6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 9
- Sets
- R(a);N_GUARD::S(C)
- R(a);N_GUARD::S(C),XR(a)
- B(b);::B(I)
- S(j);N_GUARD,XB(I)::QAB1(H)
- S(j);N_GUARD::QAB1(H),XS(j)
- P(e);N_GUARD,XP(E)::S(D),XB(b)
- P(g);OGATEB,P_SPINP(g),XP(G)::QAR2(H)
- Tries
- Try
- S(C);
- Threat
- B(I)
- Vars
- R(h);OGATE,XP(J)::B(I),XR(h)
- S(j);N_GUARD,XB(I)::QAB1(H)
- P(g);OGATEB,XP(G)::QAR2(H)
- R(a);N_GUARD::QAB1(H),XP(c)
- Refutation
- B(b);
- Try
- S(D);
- Threat
- B(I)
- Vars
- R(h);OGATE,XP(J)::B(I),XR(h)
- S(j);N_GUARD,XB(I)::QAB1(H)
- P(g);OGATEB,P_SPINP(g),XP(G)::QAR2(H)
- R(a);N_GUARD::S(C)
- Refutation
- B(b);
- Try
- S(D);XP(e)
- Threat
- B(I)
- Vars
- R(h);OGATE,XP(J)::B(I),XR(h)
- S(j);N_GUARD,XB(I)::QAB1(H)
- P(g);OGATEB,P_SPINP(g),XP(G)::QAR2(H)
- R(a);N_GUARD::S(C)
- Refutation
- R(h);XS(D)
- Try
- R(B);
- Threat
- B(I)
- Vars
- R(h);OGATE,XP(J)::B(I),XR(h)
- S(j);N_GUARD,XB(I)::QAB1(H)
- P(g);OGATEB,XP(G)::QAR2(H)
- Refutation
- B(b);
- Try
- R(F);XB(b)
- Threat
- B(I)
- Vars
- R(h);OGATE,XP(J)::B(I),XR(h)
- S(j);N_GUARD,XB(I)::QAB1(H)
- P(e);XR(F)::S(D),XP(e)
- P(g);OGATEB,P_SPINP(g),XP(G)::QAR2(H)
- R(a);N_GUARD::S(C)
- Refutation
- B(d);
- Try
- Actual
- P(E);XP(e)
- Threat
- S(D),XB(b)
- Vars
- B(b);XP(E)::B(I)
- S(j);N_GUARD,XB(I)::QAB1(H)
- P(g);OGATEB,P_SPINP(g),XP(G)::QAR2(H)
- B(b);::B(I)
- R(a);N_GUARD::S(C)
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).