MESON Chess Problem Database
Problem Display
PID: 132422 (8/4Q2K/8/1r1k2p1/8/2RNPnp1/3R3B/1q6 w - - 0 1)
Dowd, Steven B
Meson, 2009
#2
7 + 6
SOLUTION
- SOUND
- Sets
- 1...Qa2
- 2.Sb4#
- 2.Sf4#
- 1...Qa1
- 2.Sb4#
- 2.Sf4#
- 1...Qc1
- 2.Sb4#
- 2.Sf4#
- 1...Qd1
- 2.Sb4#
- 2.Sf4#
- 1...Qe1
- 2.Sb4#
- 2.Sf4#
- 1...Qf1
- 2.Sb4#
- 2.Sf4#
- 1...Qg1
- 2.Sb4#
- 2.Sf4#
- 1...Qh1
- 2.Sb4#
- 2.Sf4#
- 1...Qb2
- 2.Sb4#
- 2.Sf4#
- 1...Qb3
- 2.Sb4#
- 2.Sf4#
- 1...Qb4
- 2.Sxb4#
- 2.Sf4#
- 1...Rb2
- 2.Rc5#
- 1...Rb3
- 2.Rc5#
- 1...Rb4
- 2.Rc5#
- 1...Rc5
- 2.Rxc5#
- 1...Rb6
- 2.Rc5#
- 1...Rb7
- 2.Rc5#
- 1...Rb8
- 2.Rc5#
- 1...Se1
- 2.Qe5#
- 1...Sg1
- 2.Qe5#
- 1...Sxd2
- 2.Qe5#
- 1...Sxh2
- 2.Qe5#
- 1...Sd4
- 2.Qe5#
- 2.e4#
- 1...Sh4
- 2.Qe5#
- 1...Se5
- 2.Qxe5#
- 1...Qa2
- Tries
- 1.Kg7?
- threat
- 2.Sb4#
- 2.Sf4#
- 1...Sxd2
- 2.Qe5#
- 1...Rc5
- 2.Sb4#
- 2.Rxc5#
- 1...Se5
- 2.Qxe5#
- 1...Qb4
- 2.Sxb4#
- 2.Sf4#
- 1...Rb4
- 2.Sxb4#
- 2.Sf4#
- 2.Rc5#
- 1...Sd4
- 2.Qe5#
- 2.e4#
- 1...Qxd3!
- threat
- 1.Rcc2?
- threat
- 2.Sb4#
- 2.Sf4#
- 1...Sxd2
- 2.Qe5#
- 1...Rc5
- 2.Sb4#
- 2.Rxc5#
- 1...Se5
- 2.Qxe5#
- 1...Qb4
- 2.Sxb4#
- 2.Sf4#
- 1...Rb4
- 2.Sxb4#
- 2.Sf4#
- 2.Rc5#
- 1...Sd4
- 2.Qe5#
- 2.e4#
- 1...Qxc2!
- threat
- 1.Kg7?
- Keys
- 1.Bg1!
- threat
- 2.e4#
- 1...Qxg1
- 2.Sb4#
- 2.Sf4#
- 1...Sxg1
- 2.Qe5#
- 1...Sxd2
- 2.Qe5#
- 1...Rc5
- 2.Rxc5#
- 1...Se5
- 2.Qxe5#
- 1...Qe1
- 2.Sb4#
- 2.Sf4#
- 1...Qb4
- 2.Sxb4#
- 2.Sf4#
- 1...Rb4
- 2.Rc5#
- threat
- 1.Bg1!
This is a version of 132421
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 8
- Sets
- R(d);N_GUARD::R1(C)
- R(d);N_GUARD::R1(C),XR(d)
- R(d);N_GUARD,P_PINQ(F)::R1(C)
- S(b);N_GUARD::QAR1(F)
- S(b);N_GUARD,XR(A)::QAR1(F)
- S(b);N_GUARD,XB(B)::QAR1(F)
- S(b);N_GUARD::QAR1(F),XS(b)
- Tries
- Try
- K(G);N_SPINS(D),P-FLIGHT
- Threat
- DUALS(2)
- Vars
- S(b);N_GUARD,XR(A)::QAR1(F)
- S(b);N_GUARD::QAR1(F),XS(b)
- Refutation
- Q(a);P_SPINQ(a),XS(D)
- Try
- R(C);N_SPINS(D)
- Threat
- DUALS(2)
- Vars
- S(b);N_GUARD,XR(A)::QAR1(F)
- S(b);N_GUARD::QAR1(F),XS(b)
- Refutation
- Q(a);P_PINS(D),XR(C)
- Try
- Actual
- B(B);
- Threat
- P(E)
- Vars
- S(b);N_GUARD,XB(B)::QAR1(F)
- S(b);N_GUARD,XR(A)::QAR1(F)
- R(d);N_GUARD::R1(C),XR(d)
- S(b);N_GUARD::QAR1(F),XS(b)
- R(d);N_GUARD::R1(C)
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).