MESON Chess Problem Database
Problem Display
PID: 261152 (5K2/5R2/2p3N1/2p1B3/n1PP3P/1p2k2r/1p2p1R1/1B1bQ3 w - - 0 1)
Maleika, Gerhard
Neue Zurcher Zeitung, 2016
#2
10 + 9
| 6490 | yacpdb | 2022 |
SOLUTION
- SOUND
- Sets
- 1...Rh1
- 2.Rg3#
- 1...Rh2
- 2.Rg3#
- 1...Rg3
- 2.Rxg3#
- 1...Rxh4
- 2.Rg3#
- 1...Bc2
- 2.Qxe2#
- 1...Sc3
- 2.Qxc3#
- 1...Sb6
- 2.Qc3#
- 1...Rh1
- Tries
- 1.Bf4+?
- 1...Kf3
- 2.Qf2#
- 1...Kxd4!
- 1...Kf3
- 1.Bg7?
- 1...Rxh4
- 2.Rg3#
- 1...cxd4
- 2.Bh6#
- 1...Bc2
- 2.Qxe2#
- 1...Rh1
- 2.Rg3#
- 1...Rh2
- 2.Rg3#
- 1...Rg3
- 2.Rxg3#
- 1...Sc3
- 2.Qxc3#
- 1...Sb6
- 2.Qc3#
- 1...Rf3!
- 1...Rxh4
- 1.Rgf2?
- 1...Rxh4
- 2.R2f3#
- 2.R7f3#
- 1...cxd4
- 2.Bf4#
- 1...Bc2
- 2.Qxe2#
- 1...Rf3
- 2.R2xf3#
- 2.R7xf3#
- 1...Rh1
- 2.R2f3#
- 2.R7f3#
- 1...Rh2
- 2.R2f3#
- 2.R7f3#
- 1...Sc3
- 2.Qxc3#
- 1...Sb6
- 2.Qc3#
- 1...Rg3!
- 1...Rxh4
- 1.Rg4?
- threat
- 2.Re4#
- 1...Rxh4
- 2.Rg3#
- 1...Sc3
- 2.Qxc3#
- 1...Bc2!
- threat
- 1.Rf1?
- 1...Rxh4
- 2.Rg3#
- 1...cxd4
- 2.Bf4#
- 1...Bc2
- 2.Qxe2#
- 1...Rh1
- 2.Rg3#
- 1...Rh2
- 2.Rg3#
- 1...Rg3
- 2.Rxg3#
- 1...Sc3
- 2.Qxc3#
- 1...Sb6
- 2.Qc3#
- 1...Rf3+!
- 1...Rxh4
- 1.Rff2?
- 1...Rxh4
- 2.Rg3#
- 1...cxd4
- 2.Bf4#
- 1...Bc2
- 2.Qxe2#
- 1...Rh1
- 2.Rg3#
- 1...Rh2
- 2.Rg3#
- 1...Rg3
- 2.Rxg3#
- 1...Sc3
- 2.Qxc3#
- 1...Sb6
- 2.Qc3#
- 1...Rf3+!
- 1...Rxh4
- 1.Rf3+?
- 1...Kxf3
- 2.Qf2#
- 1...Rxf3+!
- 1...Kxf3
- 1.Rf4?
- 1...Rxh4
- 2.Rg3#
- 1...cxd4
- 2.Bxd4#
- 1...Bc2
- 2.Qxe2#
- 1...Rh1
- 2.Rg3#
- 1...Rh2
- 2.Rg3#
- 1...Rg3
- 2.Rxg3#
- 1...Sc3
- 2.Qxc3#
- 1...Sb6
- 2.Qc3#
- 1...Rf3!
- 1...Rxh4
- 1.Re7?
- 1...Rf3+
- 2.Bf6#
- 1...Kf3
- 2.Qf2#
- 1...Rxh4
- 2.Rg3#
- 1...Bc2
- 2.Qxe2#
- 1...Rh1
- 2.Rg3#
- 1...Rh2
- 2.Rg3#
- 1...Rg3
- 2.Rxg3#
- 1...Sc3
- 2.Qxc3#
- 1...Sb6
- 2.Qc3#
- 1...cxd4!
- 1...Rf3+
- 1.Qg3+?
- 1...Kd2
- 2.Bf4#
- 1...Rxg3!
- 1...Kd2
- 1.Bf4+?
- Keys
- 1.Bf6!
- 1...Kf3
- 2.Qf2#
- 1...Rxh4
- 2.Rg3#
- 1...cxd4
- 2.Bg5#
- 1...Bc2
- 2.Qxe2#
- 1...Rf3
- 2.Re7#
- 1...Rh1
- 2.Rg3#
- 1...Rh2
- 2.Rg3#
- 1...Rg3
- 2.Rxg3#
- 1...Sc3
- 2.Qxc3#
- 1...Sb6
- 2.Qc3#
- 1...Kf3
- 1.Bf6!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 0
- Sets
- R(f);N_GUARD::R(C)
- R(f);N_GUARD::R(C),XR(f)
- R(f);N_GUARD,XP(F)::R(C)
- B(a);N_GUARD::QAR1(B),XP(c)
- S(g);N_GUARD::QAR2(B),XS(g)
- S(g);N_GUARD::QAR2(B)
- Tries
- Try
- B(G);CHECK
- Vars
- K(e);N_SPINP(c),P-FLIGHT::QAR1(B)
- Refutation
- K(e);N_SPINP(c),S_FLIGHT,XP(E)
- Try
- B(G);
- Vars
- R(f);N_GUARD,XP(F)::R(C)
- P(h);SBLOCK,XP(E)::B(G)
- B(a);N_GUARD::QAR1(B),XP(c)
- R(f);N_GUARD::R(C)
- R(f);N_GUARD::R(C),XR(f)
- S(g);N_GUARD::QAR2(B),XS(g)
- S(g);N_GUARD::QAR2(B)
- Refutation
- R(f);P_PINR(I)
- Try
- R(C);
- Vars
- P(h);SBLOCK,XP(E)::B(G)
- B(a);N_GUARD::QAR1(B),XP(c)
- S(g);N_GUARD::QAR2(B),XS(g)
- S(g);N_GUARD::QAR2(B)
- Refutation
- R(f);
- Try
- R(C);
- Threat
- R1(C)
- Vars
- R(f);N_GUARD,XP(F)::R(C)
- S(g);N_GUARD::QAR2(B),XS(g)
- Refutation
- B(a);
- Try
- R(I);
- Vars
- R(f);N_GUARD,XP(F)::R(C)
- P(h);SBLOCK,XP(E)::B(G)
- B(a);N_GUARD::QAR1(B),XP(c)
- R(f);N_GUARD::R(C)
- R(f);N_GUARD::R(C),XR(f)
- S(g);N_GUARD::QAR2(B),XS(g)
- S(g);N_GUARD::QAR2(B)
- Refutation
- R(f);CHECK
- Try
- R(I);
- Vars
- R(f);N_GUARD,XP(F)::R(C)
- P(h);SBLOCK,XP(E)::B(G)
- B(a);N_GUARD::QAR1(B),XP(c)
- R(f);N_GUARD::R(C)
- R(f);N_GUARD::R(C),XR(f)
- S(g);N_GUARD::QAR2(B),XS(g)
- S(g);N_GUARD::QAR2(B)
- Refutation
- R(f);CHECK
- Try
- R(I);CHECK
- Vars
- K(e);N_GUARD,N_SPINP(c),P-FLIGHT,XR(I)::QAR1(B)
- Refutation
- R(f);CHECK,XR(I)
- Try
- R(I);
- Vars
- R(f);N_GUARD,XP(F)::R(C)
- P(h);OGATE,XP(E)::B(G),XP(h)
- B(a);N_GUARD::QAR1(B),XP(c)
- R(f);N_GUARD::R(C)
- R(f);N_GUARD::R(C),XR(f)
- S(g);N_GUARD::QAR2(B),XS(g)
- S(g);N_GUARD::QAR2(B)
- Refutation
- R(f);P_PINR(I)
- Try
- R(I);
- Vars
- R(f);CHECK,SBLOCK::R(I)+B(G)
- K(e);N_GUARD,N_SPINP(c),P-FLIGHT::QAR1(B)
- R(f);N_GUARD,XP(F)::R(C)
- B(a);N_GUARD::QAR1(B),XP(c)
- R(f);N_GUARD::R(C)
- R(f);N_GUARD::R(C),XR(f)
- S(g);N_GUARD::QAR2(B),XS(g)
- S(g);N_GUARD::QAR2(B)
- Refutation
- P(h);XP(E)
- Try
- Q(B);CHECK,N_PINP(c)
- Vars
- K(e);N_GUARD,P_SPINP(c),S_FLIGHT::B(G)
- Refutation
- R(f);XQ(B)
- Try
- Actual
- B(G);
- Vars
- K(e);N_GUARD,N_SPINP(c),P-FLIGHT::QAR1(B)
- R(f);N_GUARD,XP(F)::R(C)
- P(h);SBLOCK,XP(E)::B(G)
- B(a);N_GUARD::QAR1(B),XP(c)
- R(f);SBLOCK::R(I)
- R(f);N_GUARD::R(C)
- R(f);N_GUARD::R(C),XR(f)
- S(g);N_GUARD::QAR2(B),XS(g)
- S(g);N_GUARD::QAR2(B)
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).