MESON Chess Problem Database
Problem Display
PID: 204959 (6q1/1B2p1n1/1P2rPN1/2P2QPb/2pPN1rp/3kP3/3P1P2/1nR1K1b1 w - - 0 1)
Maleika, Gerhard
Phenix, 1995
#2
14 + 11
SOLUTION
- SOUND
- Sets
- 1...Rg2
- 2.Sf4#
- 1...Rg3
- 2.Sf4#
- 1...Rgxe4
- 2.Sf4#
- 1...Rf4
- 2.Sxf4#
- 1...Rxg5
- 2.Sf4#
- 1...Rexe4
- 2.Se5#
- 1...Re5
- 2.Sxe5#
- 1...Rxb6
- 2.Se5#
- 1...Rc6
- 2.Se5#
- 1...Rd6
- 2.Se5#
- 1...Rxf6
- 2.Se5#
- 1...Bxf2+
- 2.Sxf2#
- 1...Sxd2
- 2.Rc3#
- 1...Sa3
- 2.Rc3#
- 1...Sc3
- 2.Rxc3#
- 1...c3
- 2.Ba6#
- 1...Rg2
- Tries
- 1.Sc3+?
- 1...Rge4
- 2.Sf4#
- 1...Ree4
- 2.Se5#
- 1...Sxf5!
- 1...Rge4
- 1.Sg3+?
- 1...Rge4
- 2.Sf4#
- 1...Ree4
- 2.Se5#
- 1...Sxf5!
- 1...Rge4
- 1.Sd6+?
- 1...Rge4
- 2.Sf4#
- 1...Ree4
- 2.Se5#
- 1...Sxf5!
- 1...Rge4
- 1.Ba6?
- threat
- 2.Bxc4#
- 1...Bxf2+
- 2.Sxf2#
- 1...Rexe4
- 2.Se5#
- 1...Rxb6
- 2.Se5#
- 1...Rxf6
- 2.Se5#
- 1...Sxd2
- 2.Rc3#
- 1...Re5
- 2.Sxe5#
- 1...Rc6
- 2.Se5#
- 1...Rd6
- 2.Se5#
- 1...Sa3
- 2.Rc3#
- 1...Sc3
- 2.Rxc3#
- 1...Sxf5!
- threat
- 1.Qf3?
- threat
- 2.Qe2#
- 1...Bxf2+
- 2.Sxf2#
- 1...Rxg5
- 2.Sf4#
- 1...Rg2
- 2.Sf4#
- 1...Rg3
- 2.Sf4#
- 1...Rf4
- 2.Sxf4#
- 1...Rc6
- 2.Se5#
- 1...Sc3
- 2.Rxc3#
- 1...Rgxe4!
- threat
- 1.Qd5?
- threat
- 2.Qxc4#
- 1...Bxf2+
- 2.Sxf2#
- 1...Rxb6
- 2.Se5#
- 1...Rxf6
- 2.Se5#
- 1...Sxd2
- 2.Rc3#
- 1...Re5
- 2.Sxe5#
- 1...Rc6
- 2.Se5#
- 1...Rd6
- 2.Se5#
- 1...Sa3
- 2.Rc3#
- 1...Sc3
- 2.Rxc3#
- 1...c3
- 2.Ba6#
- 1...Rexe4!
- threat
- 1.Sc3+?
- Keys
- 1.c6!
- threat
- 2.Sc5#
- 1...Bxf2+
- 2.Sxf2#
- 1...Rgxe4
- 2.Sf4#
- 1...Rexe4
- 2.Se5#
- 1...c3
- 2.Ba6#
- threat
- 1.c6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 12
- Sets
- R(e);N_GUARD::S(M)
- R(e);N_GUARD,P_PINP(E),P_SPINR(e),XS(G)::S(M)
- R(e);N_GUARD::S(M),XR(e)
- R(e);N_GUARD,XP(J)::S(M)
- R(h);N_GUARD,P_PINP(E),P_SPINR(h),XS(G)::S(M)
- R(h);N_GUARD::S(M),XR(h)
- R(h);N_GUARD,XP(K)::S(M)
- R(h);N_GUARD::S(M)
- R(h);N_GUARD,XP(L)::S(M)
- B(b);CHECK,XP(D)::QAB(I)+S(G),DCHECK,XB(b)
- S(a);N_GUARD,XP(C)::R1(A)
- S(a);N_GUARD::R1(A)
- S(a);N_GUARD::R1(A),XS(a)
- P(d);OGATEB::B(N)
- Tries
- Try
- S(G);CHECK,P_SPINP(E)
- Vars
- R(e);P_SPINR(e)::S(M)
- R(h);P_SPINR(h)::S(M)
- Refutation
- S(j);XQ(I)
- Try
- S(G);CHECK,P_SPINP(E)
- Vars
- R(e);P_SPINR(e)::S(M)
- R(h);P_SPINR(h)::S(M)
- Refutation
- S(j);XQ(I)
- Try
- S(G);CHECK,P_SPINP(E)
- Vars
- R(e);P_SPINR(e)::S(M)
- R(h);P_SPINR(h)::S(M)
- Refutation
- S(j);XQ(I)
- Try
- B(N);P_PINP(d)
- Threat
- B(N),XP(d)
- Vars
- B(b);CHECK,XP(D)::QAB(I)+S(G),DCHECK,XB(b)
- R(h);N_GUARD,P_PINP(E),P_SPINR(h),XS(G)::S(M)
- R(h);N_GUARD,XP(K)::S(M)
- R(h);N_GUARD,XP(L)::S(M)
- S(a);N_GUARD,XP(C)::R1(A)
- R(h);N_GUARD::S(M),XR(h)
- R(h);N_GUARD::S(M)
- S(a);N_GUARD::R1(A)
- S(a);N_GUARD::R1(A),XS(a)
- Refutation
- S(j);XQ(I)
- Try
- Q(I);
- Threat
- QAB1(I)
- Vars
- B(b);CHECK,XP(D)::S(G),XB(b)
- R(e);N_GUARD,XP(J)::S(M)
- R(e);N_GUARD::S(M)
- R(e);N_GUARD::S(M),XR(e)
- R(h);N_GUARD::S(M)
- S(a);N_GUARD::R1(A),XS(a)
- Refutation
- R(e);P_PINP(E),XS(G)
- Try
- Q(I);
- Threat
- QAB1(I),XP(d)
- Vars
- B(b);CHECK,XP(D)::S(G),XB(b)
- R(h);N_GUARD,XP(K)::S(M)
- R(h);N_GUARD,XP(L)::S(M)
- S(a);N_GUARD,XP(C)::R1(A)
- R(h);N_GUARD::S(M),XR(h)
- R(h);N_GUARD::S(M)
- S(a);N_GUARD::R1(A)
- S(a);N_GUARD::R1(A),XS(a)
- P(d);OGATEB::B(N)
- Refutation
- R(h);P_PINP(E),XS(G)
- Try
- Actual
- P(H);
- Threat
- QAB(I)+S(G),DCHECK
- Vars
- B(b);CHECK,XP(D)::QAB(I)+S(G),DCHECK,XB(b)
- R(e);N_GUARD,P_PINP(E),P_SPINR(e),XS(G)::S(M)
- R(h);N_GUARD,P_PINP(E),P_SPINR(h),XS(G)::S(M)
- P(d);OGATEB::B(N)
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).