MESON Chess Problem Database
Problem Display
PID: 75969 (5N2/1r1pp1n1/2pN3R/pp1BkPP1/5p2/2K5/1B1Rp1b1/n6Q w - - 0 1)
Bruch, Wieland
1st Prize, Praca, 2000
#2
10 + 12
| 23 | Die Schwalbe | 2007 |
| 6166 | FIDE Album (1998-2000) | 2007 |
| 56 | The Problemist | 2008 |
| 56 | The Problemist | 2011 |
SOLUTION
- SOUND
- Sets
- 1...Rb6
- 2.Sxd7#
- 1...Rb8
- 2.Sxd7#
- 1...Bf1
- 2.Kd3#
- 2.Qe4#
- 1...Bh3
- 2.Kd3#
- 2.Rxe2#
- 2.Qe4#
- 1...Be4
- 2.Qxe4#
- 1...Bxd5
- 2.Kd3#
- 1...Sc2
- 2.Kxc2#
- 1...Sb3
- 2.Kxb3#
- 1...Sxf5
- 2.Sf7#
- 1...f3
- 2.Qh2#
- 1...a4
- 2.Kb4#
- 1...b4+
- 2.Kc4#
- 1...Rb6
- Tries
- 1.Ba2?
- threat
- 2.Kd3#
- 2.Sg6#
- 1...b4+
- 2.Kd3#
- 2.Kc4#
- 1...Sxf5
- 2.Sg6#
- 1...f3
- 2.Sg6#
- 2.Qh2#
- 1...e1S
- 2.Sg6#
- 1...Be4
- 2.Sg6#
- 2.Qxe4#
- 1...Bd5
- 2.Kd3#
- 1...Sc2
- 2.Kxc2#
- 2.Sg6#
- 1...Sb3
- 2.Kxb3#
- 2.Sg6#
- 1...Se6
- 2.Sg6#
- 1...e6
- 2.Sg6#
- 1...exd6!
- threat
- 1.Bxg2?
- threat
- 2.Kd3#
- 2.Sg6#
- 2.Rxe2#
- 1...b4+
- 2.Kd3#
- 2.Kc4#
- 1...Sxf5
- 2.Sf7#
- 1...f3
- 2.Sg6#
- 2.Qh2#
- 1...e1Q
- 2.Kd3#
- 2.Sg6#
- 2.Qxe1#
- 1...e1S
- 2.Sg6#
- 2.Re2#
- 2.Qxe1#
- 1...e1B
- 2.Kd3#
- 2.Sg6#
- 2.Qxe1#
- 1...e1R
- 2.Kd3#
- 2.Sg6#
- 2.Qxe1#
- 1...Sc2
- 2.Kxc2#
- 2.Sg6#
- 1...Sb3
- 2.Kxb3#
- 2.Sg6#
- 2.Rxe2#
- 1...Se6
- 2.Sg6#
- 1...e6
- 2.Sg6#
- 1...exd6!
- threat
- 1.Bb3?
- threat
- 2.Kd3#
- 2.Sg6#
- 1...b4+
- 2.Kd3#
- 2.Kc4#
- 1...Sxb3
- 2.Kxb3#
- 2.Sg6#
- 1...Sxf5
- 2.Sg6#
- 1...f3
- 2.Sg6#
- 2.Qh2#
- 1...e1S
- 2.Sg6#
- 1...Be4
- 2.Sg6#
- 2.Qxe4#
- 1...Bd5
- 2.Kd3#
- 1...Sc2
- 2.Kxc2#
- 2.Sg6#
- 1...Se6
- 2.Sg6#
- 1...e6
- 2.Sg6#
- 1...exd6!
- threat
- 1.Bf3?
- threat
- 2.Kd3#
- 2.Sg6#
- 2.Rxe2#
- 1...b4+
- 2.Kd3#
- 2.Kc4#
- 1...Bxf3
- 2.Sg6#
- 1...Sxf5
- 2.Sf7#
- 1...e1Q
- 2.Kd3#
- 2.Sg6#
- 2.Qxe1#
- 1...e1S
- 2.Sg6#
- 2.Re2#
- 2.Qxe1#
- 1...e1B
- 2.Kd3#
- 2.Sg6#
- 2.Qxe1#
- 1...e1R
- 2.Kd3#
- 2.Sg6#
- 2.Qxe1#
- 1...Bf1
- 2.Kd3#
- 2.Sg6#
- 1...Sc2
- 2.Kxc2#
- 2.Sg6#
- 1...Sb3
- 2.Kxb3#
- 2.Sg6#
- 2.Rxe2#
- 1...Se6
- 2.Sg6#
- 1...e6
- 2.Sg6#
- 1...exd6!
- threat
- 1.Bc4?
- threat
- 2.Kd3#
- 2.Sg6#
- 1...b4+
- 2.Kd3#
- 1...Sxf5
- 2.Sg6#
- 1...bxc4
- 2.Sg6#
- 1...f3
- 2.Sg6#
- 2.Qh2#
- 1...e1S
- 2.Sg6#
- 1...Be4
- 2.Sg6#
- 2.Qxe4#
- 1...Bd5
- 2.Kd3#
- 1...Sc2
- 2.Kxc2#
- 2.Sg6#
- 1...Sb3
- 2.Kxb3#
- 2.Sg6#
- 1...Se6
- 2.Sg6#
- 1...e6
- 2.Sg6#
- 1...exd6!
- threat
- 1.Be4?
- threat
- 2.Kd3#
- 2.Sg6#
- 1...b4+
- 2.Kd3#
- 2.Kc4#
- 1...Bxe4
- 2.Sg6#
- 2.Qxe4#
- 1...exd6
- 2.Kd3#
- 1...f3
- 2.Sg6#
- 2.Qh2#
- 1...e1S
- 2.Sg6#
- 1...Sc2
- 2.Kxc2#
- 2.Sg6#
- 1...Sb3
- 2.Kxb3#
- 2.Sg6#
- 1...Se6
- 2.Sg6#
- 1...e6
- 2.Sg6#
- 1...Sxf5!
- threat
- 1.Bxc6?
- threat
- 2.Kd3#
- 2.Sg6#
- 1...b4+
- 2.Kd3#
- 2.Kc4#
- 1...Sxf5
- 2.Sf7#
- 1...dxc6
- 2.Sg6#
- 1...f3
- 2.Sg6#
- 2.Qh2#
- 1...e1S
- 2.Sg6#
- 1...Be4
- 2.Sg6#
- 2.Qxe4#
- 1...Bd5
- 2.Kd3#
- 2.Rxd5#
- 2.Qxd5#
- 1...Sc2
- 2.Kxc2#
- 2.Sg6#
- 1...Sb3
- 2.Kxb3#
- 2.Sg6#
- 1...Se6
- 2.Sg6#
- 1...e6
- 2.Sg6#
- 1...exd6!
- threat
- 1.Be6?
- threat
- 2.Sg6#
- 1...b4+
- 2.Kc4#
- 1...exd6
- 2.Kd3#
- 1...Bd5
- 2.Sf7#
- 1...Sxf5!
- threat
- 1.Bf7?
- threat
- 2.Kd3#
- 2.Sg6#
- 1...b4+
- 2.Kd3#
- 2.Kc4#
- 1...Sxf5
- 2.Sg6#
- 1...f3
- 2.Sg6#
- 2.Qh2#
- 1...e1S
- 2.Sg6#
- 1...Be4
- 2.Sg6#
- 2.Qxe4#
- 1...Bd5
- 2.Kd3#
- 1...Sc2
- 2.Kxc2#
- 2.Sg6#
- 1...Sb3
- 2.Kxb3#
- 2.Sg6#
- 1...Se6
- 2.Sg6#
- 1...e6
- 2.Sg6#
- 1...exd6!
- threat
- 1.Bg8?
- threat
- 2.Kd3#
- 2.Sg6#
- 1...b4+
- 2.Kd3#
- 2.Kc4#
- 1...Sxf5
- 2.Sg6#
- 1...f3
- 2.Sg6#
- 2.Qh2#
- 1...e1S
- 2.Sg6#
- 1...Be4
- 2.Sg6#
- 2.Qxe4#
- 1...Bd5
- 2.Kd3#
- 1...Sc2
- 2.Kxc2#
- 2.Sg6#
- 1...Sb3
- 2.Kxb3#
- 2.Sg6#
- 1...Se6
- 2.Sg6#
- 1...e6
- 2.Sg6#
- 1...exd6!
- threat
- 1.Rxe2+?
- 1...Be4
- 2.Qxe4#
- 1...Kxd5!
- 1...Be4
- 1.Rf6?
- threat
- 2.Sf7#
- 2.Sg6#
- 1...b4+
- 2.Kc4#
- 1...Bxd5
- 2.Kd3#
- 2.Sg6#
- 1...cxd5
- 2.Sg6#
- 1...exd6
- 2.Sg6#
- 1...Se6
- 2.Sf7#
- 1...f3
- 2.Sg6#
- 2.Qh2#
- 1...e6
- 2.Sf7#
- 1...exf6!
- threat
- 1.Ba2?
- Keys
- 1.Qb1!
- threat
- 2.Sf7#
- 1...b4+
- 2.Kc4#
- 1...Bxd5
- 2.Kd3#
- 1...exd6
- 2.Sg6#
- 1...f3
- 2.Qe4#
- 1...Be4
- 2.Qxe4#
- 1...Sc2
- 2.Kxc2#
- threat
- 1.Qb1!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 1
- ADDED MATES = 1
- REMOVED MATES = 5
- Sets
- R(i);N_GUARD::S(J),XP(j)
- B(c);OGATE::QAR1(A),XB(c)
- B(c);XB(E)::B(B)+K(D)
- S(a);::B(B)+K(D),XS(a)
- S(l);SBLOCK,XP(F)::S(H)
- P(d);OGATEB::QAB(A)
- P(e);::B(B)+K(D)
- P(f);CHECK::B(B)+K(D)
- Tries
- Try
- B(E);
- Threat
- DUALS(2)
- Vars
- S(l);XP(F)::S(J)
- P(b);::S(J)
- B(c);::B(B)+K(D)
- S(l);::S(J)
- P(k);::S(J)
- Refutation
- P(k);XS(H)
- Try
- B(E);XB(c)
- Threat
- DUALS(3)
- Vars
- S(l);SBLOCK,XP(F)::S(H)
- S(l);::S(J)
- P(k);::S(J)
- Refutation
- P(k);XS(H)
- Try
- B(E);
- Threat
- DUALS(2)
- Vars
- S(l);XP(F)::S(J)
- P(b);::S(J)
- B(c);::B(B)+K(D)
- S(l);::S(J)
- P(k);::S(J)
- Refutation
- P(k);XS(H)
- Try
- B(E);
- Threat
- DUALS(3)
- Vars
- B(c);XB(E)::S(J)
- S(l);SBLOCK,XP(F)::S(H)
- S(l);::S(J)
- P(k);::S(J)
- Refutation
- P(k);XS(H)
- Try
- B(E);
- Threat
- DUALS(2)
- Vars
- P(f);CHECK::B(B)+K(D)
- S(l);XP(F)::S(J)
- P(f);XB(E)::S(J)
- P(b);::S(J)
- B(c);::B(B)+K(D)
- S(l);::S(J)
- P(k);::S(J)
- Refutation
- P(k);XS(H)
- Try
- B(E);
- Threat
- DUALS(2)
- Vars
- P(k);XS(H)::B(B)+K(D)
- P(b);::S(J)
- S(l);::S(J)
- P(k);::S(J)
- Refutation
- S(l);XP(F)
- Try
- B(E);XP(h)
- Threat
- DUALS(2)
- Vars
- S(l);SBLOCK,XP(F)::S(H)
- P(j);XB(E)::S(J)
- P(b);::S(J)
- S(l);::S(J)
- P(k);::S(J)
- Refutation
- P(k);XS(H)
- Try
- B(E);
- Threat
- S(J)
- Vars
- P(f);CHECK::B(B)+K(D)
- P(k);SBLOCK,XS(H)::B(B)+K(D)
- B(c);::S(H)
- Refutation
- S(l);XP(F)
- Try
- B(E);
- Threat
- DUALS(2)
- Vars
- S(l);XP(F)::S(J)
- P(b);::S(J)
- B(c);::B(B)+K(D)
- S(l);::S(J)
- P(k);::S(J)
- Refutation
- P(k);XS(H)
- Try
- B(E);
- Threat
- DUALS(2)
- Vars
- S(l);XP(F)::S(J)
- P(b);::S(J)
- B(c);::B(B)+K(D)
- S(l);::S(J)
- P(k);::S(J)
- Refutation
- P(k);XS(H)
- Try
- R(C);CHECK,XP(b)
- Vars
- B(c);OGATE,P_SPINB(c)::QAR1(A),XB(c)
- Refutation
- K(g);P-FLIGHT,P_SPINB(c),XB(E)
- Try
- R(I);
- Threat
- DUALS(2)
- Vars
- P(f);CHECK::B(B)+K(D)
- P(h);XB(E)::S(J)
- P(k);XS(H)::S(J)
- S(l);::S(H)
- P(k);::S(H)
- Refutation
- P(k);XR(I)
- Try
- Actual
- Q(A);
- Threat
- S(H)
- Vars
- P(f);CHECK::B(B)+K(D)
- B(c);SBLOCK,XB(E)::B(B)+K(D)
- P(k);SBLOCK,XS(H)::S(J)
- P(d);S_CUTB(c)::QAR1(A)
- B(c);N_GUARD::QAR1(A),XB(c)
- S(a);::B(B)+K(D),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).