MESON Chess Problem Database
Problem Display
PID: 233254 (5R2/1nq1n2p/2Pp1Q2/1R2N1P1/r1p1kB2/r3p3/bpN2pK1/2b2B2 w - - 0 1)
Muller, Dieter
Freie Presse, 1971
#2
10 + 14
| 15148 | Sadier Collection | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Sd5
- 2.Qf5#
- 1...Sf5
- 2.Qxf5#
- 1...Sxc6
- 2.Qf5#
- 1...Sg6
- 2.Qf5#
- 1...Sc8
- 2.Qf5#
- 1...Sg8
- 2.Qf5#
- 1...c3
- 2.Bd3#
- 1...Sd5
- Tries
- 1.Sf3?
- threat
- 2.Qd4#
- 2.Qe6#
- 1...Sxc6
- 2.Qf5#
- 1...Sc5
- 2.Qd4#
- 1...Sf5
- 2.Qxf5#
- 1...e2
- 2.Qd4#
- 1...Qb6
- 2.Qxe7#
- 2.Qe6#
- 1...Qd7
- 2.Qd4#
- 1...Qc8
- 2.Qd4#
- 1...Rd3
- 2.Qe6#
- 1...Sd8
- 2.Qd4#
- 1...Sg6
- 2.Qd4#
- 2.Qf5#
- 1...d5
- 2.Qd4#
- 1...c3!
- threat
- 1.Sg4?
- threat
- 2.Qd4#
- 2.Qe6#
- 1...Sxc6
- 2.Qf5#
- 1...Sc5
- 2.Qd4#
- 1...Sf5
- 2.Qxf5#
- 1...e2
- 2.Sxf2#
- 2.Qd4#
- 1...Qb6
- 2.Qxe7#
- 2.Qe6#
- 1...Qd7
- 2.Qd4#
- 1...Qc8
- 2.Qd4#
- 1...Rd3
- 2.Qe6#
- 1...Sd8
- 2.Qd4#
- 1...Sg6
- 2.Qd4#
- 2.Qf5#
- 1...d5
- 2.Qd4#
- 1...c3!
- threat
- 1.Sg6?
- threat
- 2.Qd4#
- 2.Qe6#
- 1...Sxc6
- 2.Qf5#
- 1...Sxg6
- 2.Qd4#
- 2.Qf5#
- 1...Sc5
- 2.Qd4#
- 1...e2
- 2.Qd4#
- 1...Qb6
- 2.Qxe7#
- 2.Qe6#
- 1...Qd7
- 2.Qd4#
- 1...Qc8
- 2.Qd4#
- 1...Rd3
- 2.Qe6#
- 1...Sd8
- 2.Qd4#
- 1...Sf5
- 2.Qxf5#
- 2.Qe6#
- 1...d5
- 2.Qd4#
- 1...c3!
- threat
- 1.Sd7?
- threat
- 2.Qd4#
- 2.Qxe7#
- 2.Qe6#
- 1...Qxd7
- 2.Qd4#
- 1...Sxc6
- 2.Qf5#
- 1...Sc5
- 2.Qd4#
- 1...Sf5
- 2.Qxf5#
- 1...e2
- 2.Qd4#
- 1...Qb6
- 2.Qxe7#
- 2.Qe6#
- 1...Qd8
- 2.Qd4#
- 2.Qe6#
- 1...Rd3
- 2.Qxe7#
- 2.Qe6#
- 1...Sd8
- 2.Qd4#
- 1...Sd5
- 2.Qd4#
- 2.Qf5#
- 2.Qe6#
- 1...Sg6
- 2.Qd4#
- 2.Qf5#
- 1...Sc8
- 2.Qd4#
- 2.Qf5#
- 2.Qe6#
- 1...Sg8
- 2.Qd4#
- 2.Qf5#
- 2.Qe6#
- 1...d5
- 2.Qd4#
- 1...c3!
- threat
- 1.Bh2?
- threat
- 2.Qf3#
- 2.Qf4#
- 1...dxe5
- 2.Qf3#
- 1...Sc5
- 2.Qf3#
- 1...Sd5
- 2.Qf3#
- 2.Qf5#
- 1...Sf5
- 2.Qxf5#
- 1...Sg6
- 2.Qf3#
- 2.Qf5#
- 1...e2!
- threat
- 1.Bxe3?
- threat
- 2.Qf3#
- 2.Qf4#
- 1...Rxe3
- 2.Qf4#
- 1...Bxe3
- 2.Qf3#
- 1...dxe5
- 2.Qf3#
- 1...Sd5
- 2.Qf5#
- 1...Sf5
- 2.Qxf5#
- 1...Sg6
- 2.Qf3#
- 2.Qf5#
- 1...d5
- 2.Qf4#
- 1...Sc5!
- threat
- 1.Bg3?
- threat
- 2.Qf3#
- 2.Qf4#
- 1...dxe5
- 2.Qf3#
- 1...Sc5
- 2.Qf3#
- 1...Sd5
- 2.Qf3#
- 2.Qf5#
- 1...Sf5
- 2.Qxf5#
- 1...Sg6
- 2.Qf3#
- 2.Qf5#
- 1...e2!
- threat
- 1.Sf3?
- Keys
- 1.Sxc4!
- threat
- 2.Qd4#
- 2.Qe6#
- 1...Rxc4
- 2.Qe6#
- 1...Bxc4
- 2.Qd4#
- 1...Sxc6
- 2.Qf5#
- 1...Sc5
- 2.Qd4#
- 1...Sf5
- 2.Qxf5#
- 1...e2
- 2.Qd4#
- 1...Qb6
- 2.Qxe7#
- 2.Qe6#
- 1...Qd7
- 2.Qd4#
- 1...Qc8
- 2.Qd4#
- 1...Rd3
- 2.Qe6#
- 1...Sd8
- 2.Qd4#
- 1...Sg6
- 2.Qd4#
- 2.Qf5#
- 1...d5
- 2.Qd4#
- threat
- 1.Sxc4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 9
- REMOVED MATES = 5
- Sets
- S(m);N_GUARD::QAB1(I)
- S(m);N_GUARD::QAB1(I),XS(m)
- S(m);N_GUARD,XP(H)::QAB1(I)
- P(h);N_GUARD,S_CUTR(e)::B(A)
- Tries
- Try
- S(F);
- Threat
- DUALS(2)
- Vars
- S(m);N_GUARD,XP(H)::QAB1(I)
- S(k);::QAR1(I)
- S(m);N_GUARD::QAB1(I),XS(m)
- P(f);::QAR1(I)
- Q(l);::QAR1(I)
- R(e);::QAR2(I)
- P(j);::QAR1(I)
- Refutation
- P(h);
- Try
- S(F);
- Threat
- DUALS(2)
- Vars
- S(m);N_GUARD,XP(H)::QAB1(I)
- S(k);::QAR1(I)
- S(m);N_GUARD::QAB1(I),XS(m)
- Q(l);::QAR1(I)
- R(e);::QAR2(I)
- P(j);::QAR1(I)
- Refutation
- P(h);
- Try
- S(F);
- Threat
- DUALS(2)
- Vars
- S(m);N_GUARD,XP(H)::QAB1(I)
- S(k);::QAR1(I)
- P(f);::QAR1(I)
- Q(l);::QAR1(I)
- R(e);::QAR2(I)
- P(j);::QAR1(I)
- Refutation
- P(h);
- Try
- S(F);
- Threat
- DUALS(3)
- Vars
- Q(l);XS(F)::QAR1(I)
- S(m);N_GUARD,XP(H)::QAB1(I)
- S(k);::QAR1(I)
- S(m);N_GUARD::QAB1(I),XS(m)
- P(f);::QAR1(I)
- P(j);::QAR1(I)
- Refutation
- P(h);
- Try
- B(D);
- Threat
- DUALS(2)
- Vars
- P(j);XS(F)::QAB1(I)
- S(k);::QAB1(I)
- S(m);N_GUARD::QAB1(I),XS(m)
- Refutation
- P(f);
- Try
- B(D);XP(f)
- Threat
- DUALS(2)
- Vars
- R(e);XB(D)::QAR1(I)
- B(a);XB(D)::QAB1(I)
- P(j);XS(F)::QAB1(I)
- S(m);N_GUARD::QAB1(I)
- S(m);N_GUARD::QAB1(I),XS(m)
- P(j);::QAR1(I)
- Refutation
- S(k);
- Try
- B(D);
- Threat
- DUALS(2)
- Vars
- P(j);XS(F)::QAB1(I)
- S(k);::QAB1(I)
- S(m);N_GUARD::QAB1(I),XS(m)
- Refutation
- P(f);
- Try
- Actual
- S(F);XP(h)
- Threat
- DUALS(2)
- Vars
- R(g);XS(F)::QAR2(I)
- B(b);XS(F)::QAR1(I)
- S(m);N_GUARD,XP(H)::QAB1(I)
- S(k);::QAR1(I)
- S(m);N_GUARD::QAB1(I),XS(m)
- P(f);::QAR1(I)
- Q(l);::QAR1(I)
- R(e);::QAR2(I)
- P(j);::QAR1(I)
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).