MESON Chess Problem Database
Problem Display
PID: 124429 (8/B2r4/5Q2/n7/2P1k3/1N6/4K3/6b1 w - - 0 1)
Vogel, Peter
Source?, 0000
#2
5 + 4
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Rd2+
- 2.Sxd2#
- 1...Rd4
- 2.Sc5#
- 1...Rxa7
- 2.Sd2#
- 1...Rb7
- 2.Sd2#
- 1...Rc7
- 2.Sd2#
- 1...Re7
- 2.Sd2#
- 1...Rf7
- 2.Sd2#
- 1...Rg7
- 2.Sd2#
- 1...Rh7
- 2.Sd2#
- 1...Bh2
- 2.Sc5#
- 1...Bd4
- 2.Sd2#
- 1...Bc5
- 2.Sxc5#
- 1...Rd2+
- Tries
- 1.Bb8?
- threat
- 2.Qe5#
- 2.Qf3#
- 2.Qf4#
- 2.Qe6#
- 2.Qg6#
- 1...Rd2+
- 2.Sxd2#
- 1...Sxb3
- 2.Qe5#
- 2.Qf4#
- 1...Sxc4
- 2.Qf3#
- 1...Rd3
- 2.Qe5#
- 2.Qf4#
- 2.Qe6#
- 2.Qg6#
- 1...Rd5
- 2.Qf3#
- 2.Qf4#
- 1...Rc7
- 2.Sd2#
- 1...Re7
- 2.Sd2#
- 2.Qf3#
- 2.Qf4#
- 2.Qg6#
- 1...Rf7
- 2.Sd2#
- 2.Qe5#
- 2.Qe6#
- 1...Rg7
- 2.Sd2#
- 2.Qe5#
- 2.Qf3#
- 2.Qf4#
- 2.Qe6#
- 1...Bh2
- 2.Sc5#
- 2.Qf3#
- 2.Qg6#
- 1...Be3
- 2.Qe5#
- 2.Qf3#
- 2.Qe6#
- 2.Qg6#
- 1...Bd4
- 2.Sd2#
- 2.Qf3#
- 2.Qf4#
- 2.Qg6#
- 1...Sc6
- 2.Qf3#
- 2.Qf4#
- 2.Qg6#
- 1...Rd6!
- threat
- 1.Bb8?
- Keys
- 1.Bd4!
- threat
- 2.Sd2#
- 2.Sc5#
- 2.Qe5#
- 2.Qf3#
- 1...Rxd4
- 2.Sc5#
- 1...Bxd4
- 2.Sd2#
- 1...Sxb3
- 2.Qe5#
- 1...Sxc4
- 2.Qf3#
- 1...Rd5
- 2.Sd2#
- 2.Qf3#
- 1...Rc7
- 2.Sd2#
- 2.Qe5#
- 2.Qf3#
- 1...Re7
- 2.Sd2#
- 2.Sc5#
- 2.Qf3#
- 1...Rf7
- 2.Sd2#
- 2.Sc5#
- 2.Qe5#
- 1...Bh2
- 2.Sd2#
- 2.Sc5#
- 2.Qf3#
- 1...Be3
- 2.Sc5#
- 2.Qe5#
- 2.Qf3#
- 1...Sc6
- 2.Sd2#
- 2.Sc5#
- 2.Qf3#
- 1...Sb7
- 2.Sd2#
- 2.Qe5#
- 2.Qf3#
- threat
- 1.Bd4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 10
- Sets
- R(d);CHECK,N_GUARD::S(B),XR(d)
- R(d);S_CUTB(a)::S(B)
- R(d);N_GUARD,XB(E)::S(B)
- R(d);N_GUARD::S(B)
- B(a);N_GUARD::S(B)
- B(a);S_CUTR(d)::S(B)
- B(a);N_GUARD::S(B),XB(a)
- Tries
- Try
- B(E);
- Threat
- DUALS(5)
- Vars
- R(d);CHECK,N_GUARD::S(B),XR(d)
- S(c);XP(C)::QAB1(D)
- R(d);N_GUARD::S(B)
- Refutation
- R(d);
- Try
- Actual
- B(E);
- Threat
- DUALS(4)
- Vars
- R(d);XB(E)::S(B)
- B(a);XB(E)::S(B)
- S(c);XS(B)::QAR1(D)
- S(c);XP(C)::QAB1(D)
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).