MESON Chess Problem Database
Problem Display
PID: 16131 (q1Q2R1n/2N1B1K1/3P4/2NpkPn1/b1P2p2/5P2/3R4/1B6 w - - 0 1)
Papack, Daniel
1/2 Prize, Schach, 2000-2001
#2
12 + 7
| 23 | Die Schwalbe | 2007 |
| 6166 | FIDE Album (1998-2000) | 2007 |
| 23 | Die Schwalbe | 2018 |
SOLUTION
- SOUND
- Sets
- 1...Qa5
- 2.Rxd5#
- 1...Qa6
- 2.Rxd5#
- 1...Qa7
- 2.Rxd5#
- 1...Qb8
- 2.Rxd5#
- 1...Qxc8
- 2.Rxd5#
- 1...Bd1
- 2.Sd7#
- 1...Bc2
- 2.Sd7#
- 1...Bb3
- 2.Sd7#
- 1...Bd7
- 2.Sxd7#
- 1...Sxf3
- 2.Qe6#
- 1...Sh3
- 2.Qe6#
- 1...Se4
- 2.Qe6#
- 1...Se6+
- 2.Qxe6#
- 1...Sgf7
- 2.Qe6#
- 1...Sh7
- 2.Qe6#
- 1...dxc4
- 2.Bf6#
- 1...d4
- 2.Sd3#
- 1...Qa5
- Tries
- 1.Se4?
- threat
- 2.Bf6#
- 1...Se6+
- 2.Qxe6#
- 1...Qxc8
- 2.Rxd5#
- 1...Sxe4
- 2.Qe6#
- 1...Sh7
- 2.Qe6#
- 1...Bd7!
- threat
- 1.Sb7?
- threat
- 2.Bf6#
- 2.Rxd5#
- 1...Se6+
- 2.Qxe6#
- 1...dxc4
- 2.Bf6#
- 2.Rd5#
- 1...Qa5
- 2.Bf6#
- 1...Bc6
- 2.Bf6#
- 1...Se4
- 2.Rxd5#
- 2.Qe6#
- 1...Sh7
- 2.Rxd5#
- 2.Qe6#
- 1...d4
- 2.Bf6#
- 1...Qxb7!
- threat
- 1.Sb5?
- threat
- 2.Sd3#
- 2.Sd7#
- 2.Bf6#
- 1...Se6+
- 2.Qxe6#
- 1...Qxc8
- 2.Sd3#
- 2.Bf6#
- 2.Rxd5#
- 1...Sxf3
- 2.Sd7#
- 2.Bf6#
- 2.Re2#
- 2.Qe6#
- 1...dxc4
- 2.Sd7#
- 2.Bf6#
- 1...Qc6
- 2.Sd3#
- 2.Bf6#
- 1...Qb7
- 2.Sd3#
- 1...Qa7
- 2.Sd3#
- 2.Rxd5#
- 1...Bc2
- 2.Sd7#
- 2.Bf6#
- 1...Se4
- 2.Sd3#
- 2.Sd7#
- 2.Qe6#
- 1...Sh7
- 2.Sd3#
- 2.Sd7#
- 2.Re2#
- 2.Qe6#
- 1...Bxb5!
- threat
- 1.S7e6?
- threat
- 2.Sd3#
- 1...Sxe6+
- 2.Qxe6#
- 1...Sxf3
- 2.Re2#
- 1...dxc4
- 2.Bf6#
- 1...Bc2
- 2.Sd7#
- 1...Sgf7
- 2.Re2#
- 1...Shf7!
- threat
- 1.Sxa8?
- threat
- 2.Rxd5#
- 1...Se6+
- 2.Qxe6#
- 1...dxc4
- 2.Bf6#
- 1...d4
- 2.Sd3#
- 1...Bc6!
- threat
- 1.Qd7?
- threat
- 2.Bf6#
- 1...Se6+
- 2.Qxe6#
- 1...Bxd7
- 2.Sxd7#
- 1...Qd8
- 2.Rxd5#
- 1...Se4
- 2.Qe6#
- 1...Sh7
- 2.Qe6#
- 1...Qxf8+!
- threat
- 1.f6?
- threat
- 2.Qf5#
- 1...Se6+
- 2.Qxe6#
- 1...Qxc8
- 2.Rxd5#
- 1...Bd7
- 2.Sxd7#
- 1...Se4
- 2.Qe6#
- 1...Bc2!
- threat
- 1.Se4?
- Keys
- 1.Rd8!
- threat
- 2.Bf6#
- 1...Se6+
- 2.Qxe6#
- 1...Bd7
- 2.Sxd7#
- 1...Se4
- 2.Qe6#
- 1...Sh7
- 2.Qe6#
- threat
- 1.Rd8!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 13
- Sets
- Q(f);N_GUARD::R1(B),XP(c)
- Q(f);N_GUARD,XQ(K)::R1(B),XP(c)
- B(a);N_GUARD::S(E)
- B(a);N_GUARD::S(E),XB(a)
- S(e);N_GUARD,XP(C)::QAR1(K)
- S(e);N_GUARD::QAR1(K)
- S(e);CHECK,N_GUARD::QAR1(K),XS(e)
- P(c);XP(D)::B(I)
- P(c);SBLOCK::S(E)
- Tries
- Try
- S(E);
- Threat
- B(I)
- Vars
- S(e);CHECK,N_GUARD::QAR1(K),XS(e)
- Q(f);N_GUARD,XQ(K)::R1(B),XP(c)
- S(e);N_GUARD,XS(E)::QAR1(K)
- S(e);N_GUARD::QAR1(K)
- Refutation
- B(a);
- Try
- S(E);
- Threat
- DUALS(2)
- Vars
- S(e);CHECK,N_GUARD::QAR1(K),XS(e)
- Q(f);::B(I)
- B(a);::B(I)
- P(c);::B(I)
- Refutation
- Q(f);XS(E)
- Try
- S(H);
- Threat
- DUALS(3)
- Vars
- S(e);CHECK,N_GUARD::QAR1(K),XS(e)
- Q(f);P_PINB(I)::S(E)
- Refutation
- B(a);XS(H)
- Try
- S(H);
- Threat
- S(E)
- Vars
- S(e);CHECK,OGATE,XS(H)::QAR1(K),XS(e)
- S(e);N_GUARD,XP(C)::R(B)
- P(c);XP(D)::B(I)
- B(a);N_GUARD::S(E)
- S(e);N_GUARD::R(B)
- Refutation
- S(g);
- Try
- S(H);XQ(f)
- Threat
- R1(B),XP(c)
- Vars
- S(e);CHECK,N_GUARD::QAR1(K),XS(e)
- P(c);XP(D)::B(I)
- P(c);SBLOCK::S(E)
- Refutation
- B(a);
- Try
- Q(K);
- Threat
- B(I)
- Vars
- S(e);CHECK,N_GUARD::QAR1(K),XS(e)
- B(a);XQ(K)::S(E),XB(a)
- Q(f);N_GUARD::R1(B),XP(c)
- S(e);N_GUARD::QAR1(K)
- Refutation
- Q(f);CHECK,XR(L)
- Try
- P(F);
- Threat
- QAR1(K)
- Vars
- S(e);CHECK,N_GUARD::QAR1(K),XS(e)
- Q(f);N_GUARD,XQ(K)::R1(B),XP(c)
- B(a);N_GUARD::S(E),XB(a)
- S(e);N_GUARD::QAR1(K)
- Refutation
- B(a);
- Try
- Actual
- R(L);
- Threat
- B(I)
- Vars
- S(e);CHECK,N_GUARD::QAR1(K),XS(e)
- B(a);N_GUARD::S(E),XB(a)
- S(e);N_GUARD::QAR1(K)
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).