MESON Chess Problem Database
Problem Display
PID: 200065 (1bR5/3QR3/1p1B2pK/3b4/1N1k4/8/2rPr1n1/8 w - - 0 1)
Nedeljkovic, Miomir
The Macedonian Problemist, 2001
#2
7 + 8
SOLUTION
- SOUND
- Sets
- 1...Rc3
- 2.dxc3#
- 1...Bc4
- 2.Bc5#
- 1...Be4
- 2.Be5#
- 1...Rc3
- Tries
- 1.Qf5?
- threat
- 2.Sxc2#
- 2.Qd3#
- 2.Qxd5#
- 1...Rcxd2
- 2.Qxd5#
- 1...Rxc8
- 2.Qd3#
- 2.Qxd5#
- 1...Rexd2
- 2.Qxd5#
- 2.Qe5#
- 2.Qf6#
- 1...Rc5
- 2.Qd3#
- 1...Rc6
- 2.Qd3#
- 2.Qxd5#
- 1...Rc7
- 2.Qd3#
- 2.Qxd5#
- 1...Bc6
- 2.Qd3#
- 1...Bc7
- 2.Qd3#
- 2.Qxd5#
- 1...Rc1
- 2.Qd3#
- 2.Qxd5#
- 1...Ra2
- 2.Qd3#
- 2.Qxd5#
- 1...Rb2
- 2.Qd3#
- 2.Qxd5#
- 1...Rc3
- 2.Qxd5#
- 2.dxc3#
- 1...Rc4
- 2.Qd3#
- 2.Qxd5#
- 1...Re3
- 2.Sxc2#
- 2.Qxd5#
- 1...Re4
- 2.Qxd5#
- 1...Re5
- 2.Sxc2#
- 2.Qd3#
- 2.Qxe5#
- 1...Ba2
- 2.Sxc2#
- 2.Qd3#
- 1...Bb3
- 2.Qd3#
- 1...Bf3
- 2.Sxc2#
- 2.Qd3#
- 1...Bc4
- 2.Sxc2#
- 2.Sc6#
- 1...Be4
- 2.Qe5#
- 2.Qf6#
- 1...Be6
- 2.Sxc2#
- 2.Qd3#
- 1...Bb7
- 2.Sxc2#
- 2.Qd3#
- 1...Bf7
- 2.Sxc2#
- 2.Qd3#
- 1...Ba8
- 2.Sxc2#
- 2.Qd3#
- 1...Bg8
- 2.Sxc2#
- 2.Qd3#
- 1...Se1
- 2.Qxd5#
- 1...Se3
- 2.Qd3#
- 2.Qe5#
- 2.Qf6#
- 1...Sf4
- 2.Sxc2#
- 1...gxf5!
- threat
- 1.Qf5?
- Keys
- 1.Qb5!
- threat
- 2.Sxc2#
- 2.Qd3#
- 2.Qxd5#
- 1...Rcxd2
- 2.Qxd5#
- 2.Qxb6#
- 1...Rxc8
- 2.Qd3#
- 2.Qxd5#
- 1...Rexd2
- 2.Qxd5#
- 1...Rxe7
- 2.Qd3#
- 2.Qxd5#
- 1...Re5
- 2.Qd3#
- 1...Re6
- 2.Qd3#
- 2.Qxd5#
- 1...Be6
- 2.Qd3#
- 1...Rc1
- 2.Qd3#
- 2.Qxd5#
- 1...Ra2
- 2.Qd3#
- 2.Qxd5#
- 2.Qxb6#
- 1...Rb2
- 2.Qd3#
- 2.Qxd5#
- 2.Qxb6#
- 1...Rc3
- 2.Qxd5#
- 2.dxc3#
- 1...Rc4
- 2.Qxd5#
- 1...Rc5
- 2.Qd3#
- 1...Rc6
- 2.Qd3#
- 2.Qxd5#
- 1...Rc7
- 2.Qd3#
- 2.Qxd5#
- 1...Re3
- 2.Sxc2#
- 2.Qxd5#
- 1...Ba2
- 2.Sxc2#
- 2.Qd3#
- 1...Bb3
- 2.Qd3#
- 1...Bf3
- 2.Sxc2#
- 2.Qd3#
- 1...Bc4
- 2.Qxb6#
- 1...Be4
- 2.Qe5#
- 1...Bc6
- 2.Sxc2#
- 2.Qd3#
- 1...Bb7
- 2.Sxc2#
- 2.Qd3#
- 1...Bf7
- 2.Sxc2#
- 2.Qd3#
- 1...Ba8
- 2.Sxc2#
- 2.Qd3#
- 1...Bg8
- 2.Sxc2#
- 2.Qd3#
- 1...Se1
- 2.Qxd5#
- 1...Se3
- 2.Qd3#
- 1...Sf4
- 2.Sxc2#
- threat
- 1.Qb5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 2
- ADDED MATES = 9
- REMOVED MATES = 1
- Sets
- R(a);OGATE::P(A),XR(a)
- B(e);SBLOCK::QAR(E)+B(C),DCHECK
- Tries
- Try
- Q(E);
- Threat
- DUALS(3)
- Vars
- R(a);XP(A)::QAR1(E),XB(e)
- R(a);::QAR1(E)
- B(e);::QAR1(E)
- R(b);::QAR1(E),XB(e)
- S(c);::QAR1(E),XB(e)
- S(c);::S(B),XR(a)
- Refutation
- P(g);XQ(E)
- Try
- Actual
- Q(E);
- Threat
- DUALS(3)
- Vars
- R(b);XP(A)::QAR1(E),XB(e)
- R(b);::QAR1(E)
- B(e);::QAR1(E)
- R(a);::QAR1(E),XB(e)
- R(a);::QAR1(E)
- B(e);S_CUTR(a)::QAB(E),XP(f)
- B(e);OGATE::QAB1(E)
- S(c);::QAR1(E),XB(e)
- S(c);::QAR1(E)
- S(c);::S(B),XR(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).