MESON Chess Problem Database
Problem Display
PID: 145847 (3n4/1rp1N1pp/R3N2R/n1p1k1pp/8/4p3/4Q3/1B4bK w - - 0 1)
Maleika, Gerhard
Heilbronner Stimme, 2008
#2
7 + 12
| 23 | Die Schwalbe | 2012 |
SOLUTION
- SOUND
- Sets
- 1...Rb2
- 2.Qxb2#
- 1...Ra7
- 2.Qb2#
- 1...Bh2
- 2.Qxh2#
- 2.Qxe3#
- 1...Rb2
- Tries
- 1.Sg6+?
- 1...Kd5
- 2.Qd3#
- 1...Kf6
- 2.Qf3#
- 1...hxg6!
- 1...Kd5
- 1.Qd3?
- threat
- 2.Qe4#
- 2.Qf5#
- 2.Qc3#
- 2.Qd5#
- 1...Rxb1
- 2.Qf5#
- 2.Qd5#
- 1...Sxe6
- 2.Qe4#
- 1...gxh6
- 2.Qf5#
- 2.Qc3#
- 1...g6
- 2.Qc3#
- 1...Rb3
- 2.Qe4#
- 2.Qf5#
- 2.Qd5#
- 1...Rb4
- 2.Qf5#
- 2.Qd5#
- 1...Rb6
- 2.Qd5#
- 1...Sb3
- 2.Qe4#
- 2.Qf5#
- 2.Qd5#
- 1...Sac6
- 2.Qd5#
- 1...Sdc6
- 2.Qd5#
- 1...e2
- 2.Qe4#
- 2.Qf5#
- 2.Qg3#
- 2.Qd5#
- 1...c6!
- threat
- 1.Qf3?
- threat
- 2.Qe4#
- 2.Qd5#
- 2.Qg3#
- 2.Qf5#
- 1...Rxb1
- 2.Qd5#
- 2.Qf5#
- 1...Sxe6
- 2.Qe4#
- 1...gxh6
- 2.Qf5#
- 1...Rb6
- 2.Qd5#
- 2.Qg3#
- 1...Sac6
- 2.Qd5#
- 2.Qg3#
- 1...Sdc6
- 2.Qd5#
- 2.Qg3#
- 1...c6
- 2.Qg3#
- 1...Rb4
- 2.Qd5#
- 2.Qf5#
- 1...Bf2
- 2.Qe4#
- 2.Qd5#
- 2.Qf5#
- 1...Bh2
- 2.Qe4#
- 2.Qd5#
- 2.Qxe3#
- 2.Qf5#
- 1...h4
- 2.Qe4#
- 2.Qd5#
- 2.Qf5#
- 1...g6!
- threat
- 1.Qc4?
- threat
- 2.Qd5#
- 2.Qc3#
- 2.Qe4#
- 2.Qxc5#
- 1...Rxb1
- 2.Qd5#
- 1...Sxe6
- 2.Raxe6#
- 2.Rhxe6#
- 2.Qe4#
- 1...gxh6
- 2.Qc3#
- 1...Rb6
- 2.Qd5#
- 2.Qxc5#
- 1...Sac6
- 2.Qd5#
- 2.Qxc5#
- 1...Sdc6
- 2.Qd5#
- 2.Qxc5#
- 1...c6
- 2.Qxc5#
- 1...g6
- 2.Qc3#
- 1...Rb3
- 2.Qd5#
- 2.Qe4#
- 2.Qxc5#
- 1...Rb4
- 2.Qd5#
- 2.Qxc5#
- 1...Rb5
- 2.Qd5#
- 2.Qc3#
- 2.Qe4#
- 1...Sb3
- 2.Qd5#
- 2.Qe4#
- 1...e2
- 2.Qd5#
- 2.Qe4#
- 1...Sxc4!
- threat
- 1.Qg4?
- threat
- 2.Qf5#
- 2.Qg3#
- 2.Qe4#
- 2.Qxg5#
- 1...Rxb1
- 2.Qf5#
- 1...Sxe6
- 2.Raxe6#
- 2.Rhxe6#
- 2.Qe4#
- 1...gxh6
- 2.Qf5#
- 1...Rb6
- 2.Qg3#
- 1...Sac6
- 2.Qg3#
- 1...Sdc6
- 2.Qg3#
- 1...c6
- 2.Qg3#
- 1...g6
- 2.Qxg5#
- 1...Rb4
- 2.Qf5#
- 2.Qxg5#
- 1...Bf2
- 2.Qf5#
- 2.Qe4#
- 2.Qxg5#
- 1...Bh2
- 2.Qf5#
- 2.Qe4#
- 2.Qxg5#
- 1...Sf7
- 2.Qf5#
- 2.Qg3#
- 2.Qe4#
- 1...h4
- 2.Qf5#
- 2.Qe4#
- 2.Qxg5#
- 1...hxg4!
- threat
- 1.Qg2?
- threat
- 2.Qe4#
- 2.Qd5#
- 2.Qg3#
- 2.Qxg5#
- 1...Rxb1
- 2.Qd5#
- 1...Sxe6
- 2.Qe4#
- 1...Rb6
- 2.Qd5#
- 2.Qg3#
- 1...Sac6
- 2.Qd5#
- 2.Qg3#
- 1...Sdc6
- 2.Qd5#
- 2.Qg3#
- 1...c6
- 2.Qg3#
- 1...g6
- 2.Qxg5#
- 1...Rb4
- 2.Qd5#
- 2.Qxg5#
- 1...Bf2
- 2.Qe4#
- 2.Qd5#
- 2.Qxg5#
- 1...Bh2
- 2.Qe4#
- 2.Qd5#
- 2.Qxh2#
- 2.Qxg5#
- 1...Sf7
- 2.Qe4#
- 2.Qd5#
- 2.Qg3#
- 1...g4
- 2.Qe4#
- 2.Qd5#
- 2.Qg3#
- 1...h4
- 2.Qe4#
- 2.Qd5#
- 2.Qxg5#
- 1...gxh6!
- threat
- 1.Sg6+?
- Keys
- 1.Qc2!
- threat
- 2.Qe4#
- 2.Qf5#
- 2.Qc3#
- 2.Qxc5#
- 1...Rxb1
- 2.Qf5#
- 1...Sxe6
- 2.Qe4#
- 1...gxh6
- 2.Qf5#
- 2.Qc3#
- 1...Rb6
- 2.Qxc5#
- 1...Sac6
- 2.Qxc5#
- 1...Sdc6
- 2.Qxc5#
- 1...c6
- 2.Qxc5#
- 1...g6
- 2.Qc3#
- 1...Rb3
- 2.Qe4#
- 2.Qf5#
- 2.Qxc5#
- 1...Rb4
- 2.Qf5#
- 2.Qxc5#
- 1...Rb5
- 2.Qe4#
- 2.Qf5#
- 2.Qc3#
- 1...Sb3
- 2.Qe4#
- 2.Qf5#
- 1...Sc4
- 2.Qe4#
- 2.Qf5#
- 2.Qc3#
- 1...e2
- 2.Qe4#
- 2.Qf5#
- 1...c4
- 2.Qe4#
- 2.Qf5#
- 2.Qc3#
- threat
- 1.Qc2!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 7
- REMOVED MATES = 2
- Sets
- R(h);N_GUARD::QAB(C),XR(h)
- R(h);N_GUARD::QAB(C)
- Tries
- Try
- S(G);CHECK
- Vars
- K(e);N_SPINP(b),P-FLIGHT::QAR2(C)
- K(e);N_SPINP(b),S_FLIGHT::QAR(C)
- Refutation
- P(k);XS(G)
- Try
- Q(C);N_PINP(b)
- Threat
- DUALS(4)
- Vars
- S(l);XS(E)::QAR1(C)
- P(j);::QAB(C)
- R(h);::QAR1(C)
- S(c);::QAR1(C)
- S(l);::QAR1(C)
- Refutation
- P(i);
- Try
- Q(C);N_PINP(b)
- Threat
- DUALS(4)
- Vars
- S(l);XS(E)::QAR1(C)
- P(j);XR(F)::QAR1(C)
- P(i);::QAB(C)
- Refutation
- P(j);
- Try
- Q(C);N_PINP(b)
- Threat
- DUALS(4)
- Vars
- R(h);XB(A)::QAR1(C)
- P(j);XR(F)::QAB(C)
- P(i);::QAR2(C),XP(d)
- P(j);::QAB(C)
- Refutation
- S(c);XQ(C)
- Try
- Q(C);N_PINP(b)
- Threat
- DUALS(4)
- Vars
- R(h);XB(A)::QAR1(C)
- P(j);XR(F)::QAR1(C)
- R(h);::QAB(C)
- S(c);::QAB(C)
- S(l);::QAB(C)
- P(i);::QAB(C)
- P(j);::QAR2(C),XP(f)
- Refutation
- P(g);XQ(C)
- Try
- Q(C);N_PINP(b)
- Threat
- DUALS(4)
- Vars
- R(h);XB(A)::QAR1(C)
- S(l);XS(E)::QAR1(C)
- P(i);::QAB(C)
- P(j);::QAR2(C),XP(f)
- Refutation
- P(j);XR(F)
- Try
- Actual
- Q(C);N_PINP(b)
- Threat
- DUALS(4)
- Vars
- R(h);XB(A)::QAR1(C)
- S(l);XS(E)::QAR1(C)
- R(h);::QAR2(C),XP(d)
- S(c);::QAR2(C),XP(d)
- S(l);::QAR2(C),XP(d)
- P(i);::QAR2(C),XP(d)
- P(j);::QAB(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).