MESON Chess Problem Database
Problem Display
PID: 270628 (8/3Q2bb/2pB1N2/2Pp2PB/2N4p/1PPk1PpR/1K3R2/1n6 w - - 0 1)
Paslack, Rainer
The Problemist, 2023
#2
13 + 8
SOLUTION
- SOUND
- Sets
- 1...Bxf6
- 2.Qxh7#
- 1...Bh6
- 2.Qxh7#
- 1...Bf8
- 2.Qxh7#
- 1...Bh8
- 2.Qxh7#
- 1...Bf5
- 2.Qxf5#
- 1...Bg6
- 2.Bxg6#
- 1...Bg8
- 2.Bg6#
- 2.Qf5#
- 1...Sd2
- 2.Rxd2#
- 1...Sa3
- 2.Rd2#
- 1...Sxc3
- 2.Rd2#
- 1...gxf2
- 2.f4#
- 1...g2
- 2.f4#
- 1...dxc4
- 2.Bf4#
- 1...Bxf6
- Tries
- 1.Bf4?
- threat
- 2.Se5#
- 1...Bxf6
- 2.Qxh7#
- 1...Sxc3
- 2.Rd2#
- 1...gxf2!
- threat
- 1.Be5?
- 1...Bxf6
- 2.Qxh7#
- 1...Sxc3
- 2.Rd2#
- 1...gxf2
- 2.f4#
- 1...Bh6
- 2.Qxh7#
- 1...Bf8
- 2.Qxh7#
- 1...Bh8
- 2.Qxh7#
- 1...Bf5
- 2.Qxf5#
- 1...Bg6
- 2.Bxg6#
- 1...Bg8
- 2.Bg6#
- 2.Qf5#
- 1...Sd2
- 2.Rxd2#
- 1...Sa3
- 2.Rd2#
- 1...g2
- 2.f4#
- 1...d4
- 2.Qxd4#
- 1...Be4!
- 1...Bxf6
- 1.Bc7?
- 1...Bxf6
- 2.Qxh7#
- 1...Sxc3
- 2.Rd2#
- 1...gxf2
- 2.f4#
- 1...Bh6
- 2.Qxh7#
- 1...Bf8
- 2.Qxh7#
- 1...Bh8
- 2.Qxh7#
- 1...Bf5
- 2.Qxf5#
- 1...Bg6
- 2.Bxg6#
- 1...Bg8
- 2.Bg6#
- 2.Qf5#
- 1...Sd2
- 2.Rxd2#
- 1...Sa3
- 2.Rd2#
- 1...g2
- 2.f4#
- 1...d4
- 2.Qxd4#
- 1...Be4!
- 1...Bxf6
- 1.Bb8?
- 1...Bxf6
- 2.Qxh7#
- 1...Sxc3
- 2.Rd2#
- 1...gxf2
- 2.f4#
- 1...Bh6
- 2.Qxh7#
- 1...Bf8
- 2.Qxh7#
- 1...Bh8
- 2.Qxh7#
- 1...Bf5
- 2.Qxf5#
- 1...Bg6
- 2.Bxg6#
- 1...Bg8
- 2.Bg6#
- 2.Qf5#
- 1...Sd2
- 2.Rxd2#
- 1...Sa3
- 2.Rd2#
- 1...g2
- 2.f4#
- 1...d4
- 2.Qxd4#
- 1...Be4!
- 1...Bxf6
- 1.Bf8?
- 1...Bxf6
- 2.Qxh7#
- 1...Bxf8
- 2.Qxh7#
- 1...Sxc3
- 2.Rd2#
- 1...gxf2
- 2.f4#
- 1...Bh6
- 2.Qxh7#
- 1...Bh8
- 2.Qxh7#
- 1...Bf5
- 2.Qxf5#
- 1...Bg6
- 2.Bxg6#
- 1...Bg8
- 2.Bg6#
- 2.Qf5#
- 1...Sd2
- 2.Rxd2#
- 1...Sa3
- 2.Rd2#
- 1...g2
- 2.f4#
- 1...d4
- 2.Qxd4#
- 1...Be4!
- 1...Bxf6
- 1.Qe6?
- threat
- 2.Qe2#
- 2.Qe3#
- 1...Sxc3
- 2.Rd2#
- 2.Qe3#
- 1...gxf2
- 2.Qe3#
- 2.f4#
- 1...dxc4
- 2.Qe2#
- 1...d4
- 2.Qe2#
- 1...Be4!
- threat
- 1.Qe8?
- threat
- 2.Qe2#
- 2.Qe3#
- 1...Sxc3
- 2.Rd2#
- 2.Qe3#
- 1...gxf2
- 2.Qe3#
- 2.f4#
- 1...dxc4
- 2.Qe2#
- 1...d4
- 2.Qe2#
- 1...Be4!
- threat
- 1.Qe7?
- threat
- 2.Qe2#
- 2.Qe3#
- 1...Sxc3
- 2.Rd2#
- 2.Qe3#
- 1...gxf2
- 2.Qe3#
- 2.f4#
- 1...dxc4
- 2.Qe2#
- 1...d4
- 2.Qe2#
- 1...Be4!
- threat
- 1.f4?
- threat
- 2.Be2#
- 1...Bxf6
- 2.Qxh7#
- 1...Sxc3
- 2.Rd2#
- 1...dxc4!
- threat
- 1.Bf4?
- Keys
- 1.g6!
- threat
- 2.Qf5#
- 1...Bxg6
- 2.Bxg6#
- 1...Sxc3
- 2.Rd2#
- 1...gxf2
- 2.f4#
- 1...dxc4
- 2.Bf4#
- 1...Sd2
- 2.Rxd2#
- threat
- 1.g6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 7
- Sets
- B(g);OGATE,P_PINP(D),XS(L)::QAB(M),XB(h)
- B(g);OGATE::QAB(M),XB(h)
- B(h);N_GUARD::QAB(M),XB(h)
- B(h);N_GUARD::B(J),XB(h)
- S(a);N_GUARD::R1(B),XS(a)
- S(a);N_GUARD::R1(B)
- S(a);N_GUARD,XP(D)::R1(B)
- P(c);XR(B)::R(F)+P(E)
- P(c);::R(F)+P(E)
- P(e);OGATEB,XS(G)::QAR(M)+B(K)
- Tries
- Try
- B(K);P_PINP(e)
- Threat
- S(G)
- Vars
- B(g);OGATE,P_PINP(D),XS(L)::QAB(M),XB(h)
- S(a);N_GUARD,XP(D)::R1(B)
- Refutation
- P(c);XR(B)
- Try
- B(K);P_PINP(e)
- Vars
- B(g);OGATE,XS(L)::QAB(M),XB(h)
- S(a);N_GUARD,XP(D)::R1(B)
- P(c);XR(B)::R(F)+P(E)
- B(g);OGATE::QAB(M),XB(h)
- B(h);N_GUARD::QAB(M),XB(h)
- B(h);N_GUARD::B(J),XB(h)
- S(a);N_GUARD::R1(B),XS(a)
- S(a);N_GUARD::R1(B)
- P(c);::R(F)+P(E)
- P(e);OGATE::QAR1(M),XP(e)
- Refutation
- B(h);
- Try
- B(K);P_PINP(e)
- Vars
- B(g);OGATE,P_PINP(D),XS(L)::QAB(M),XB(h)
- S(a);N_GUARD,XP(D)::R1(B)
- P(c);XR(B)::R(F)+P(E)
- B(g);OGATE::QAB(M),XB(h)
- B(h);N_GUARD::QAB(M),XB(h)
- B(h);N_GUARD::B(J),XB(h)
- S(a);N_GUARD::R1(B),XS(a)
- S(a);N_GUARD::R1(B)
- P(c);::R(F)+P(E)
- P(e);OGATE::QAR1(M),XP(e)
- Refutation
- B(h);
- Try
- B(K);P_PINP(e)
- Vars
- B(g);OGATE,P_PINP(D),XS(L)::QAB(M),XB(h)
- S(a);N_GUARD,XP(D)::R1(B)
- P(c);XR(B)::R(F)+P(E)
- B(g);OGATE::QAB(M),XB(h)
- B(h);N_GUARD::QAB(M),XB(h)
- B(h);N_GUARD::B(J),XB(h)
- S(a);N_GUARD::R1(B),XS(a)
- S(a);N_GUARD::R1(B)
- P(c);::R(F)+P(E)
- P(e);OGATE::QAR1(M),XP(e)
- Refutation
- B(h);
- Try
- B(K);P_PINP(e)
- Vars
- B(g);OGATE,P_PINP(D),XS(L)::QAB(M),XB(h)
- B(g);OGATE,XB(K)::QAB(M),XB(h)
- S(a);N_GUARD,XP(D)::R1(B)
- P(c);XR(B)::R(F)+P(E)
- B(g);OGATE::QAB(M),XB(h)
- B(h);N_GUARD::QAB(M),XB(h)
- B(h);N_GUARD::B(J),XB(h)
- S(a);N_GUARD::R1(B),XS(a)
- S(a);N_GUARD::R1(B)
- P(c);::R(F)+P(E)
- P(e);OGATE::QAR1(M),XP(e)
- Refutation
- B(h);
- Try
- Q(M);
- Threat
- DUALS(2)
- Vars
- P(e);XS(G)::QAB1(M)
- P(e);::QAB1(M)
- Refutation
- B(h);
- Try
- Q(M);
- Threat
- DUALS(2)
- Vars
- P(e);XS(G)::QAB1(M)
- P(e);::QAB1(M)
- Refutation
- B(h);
- Try
- Q(M);
- Threat
- DUALS(2)
- Vars
- P(e);XS(G)::QAB1(M)
- P(e);::QAB1(M)
- Refutation
- B(h);
- Try
- P(E);P_PINP(c)
- Threat
- B(J)
- Vars
- B(g);OGATE,P_PINP(D),XS(L)::QAB(M),XB(h)
- S(a);N_GUARD,XP(D)::R1(B)
- Refutation
- P(e);XS(G)
- Try
- Actual
- P(I);
- Threat
- QAB(M)
- Vars
- B(h);OGATE,XP(I)::B(J),XB(h)
- S(a);N_GUARD,XP(D)::R1(B)
- P(c);XR(B)::R(F)+P(E)
- P(e);OGATEB,XS(G)::QAR(M)+B(K)
- S(a);N_GUARD::R1(B),XS(a)
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).