MESON Chess Problem Database
Problem Display
PID: 12353 (2bK4/4QB2/1B3n1R/1nNR4/1pkN3q/2rp4/4r3/8 w - - 0 1)
Morice, Jean
7th Comm., Grunenwald/Monreal JT (diagrammes), 1978
#2
8 + 9
SOLUTION
- SOUND
- Sets
- 1...Se4
- 2.Rd7#
- 1...Se4
- Tries
- 1.Scb3?
- threat
- 2.Sa5#
- 2.Rc5#
- 2.Qc5#
- 1...Qxd4
- 2.Sa5#
- 2.Rxd4#
- 1...Rxe7
- 2.Sd2#
- 2.Sa5#
- 2.Rc5#
- 1...Rxb3
- 2.Qc5#
- 1...Sxd4
- 2.Sa5#
- 2.Rc5#
- 1...Sxd5
- 2.Sa5#
- 2.Rc6#
- 1...Re6
- 2.Rc5#
- 2.Qc5#
- 1...Rc1
- 2.Rc5#
- 2.Qc5#
- 1...Rcc2
- 2.Rc5#
- 2.Qc5#
- 1...Be6
- 2.Rc5#
- 2.Qc5#
- 1...Ra2
- 2.Rc5#
- 2.Qc5#
- 1...Sd6
- 2.Sa5#
- 2.Rc5#
- 2.Qc7#
- 1...Se4
- 2.Sa5#
- 2.Rc5#
- 2.Rd7#
- 1...Sg4
- 2.Sa5#
- 2.Rc5#
- 2.Rc6#
- 1...Sh5
- 2.Sa5#
- 2.Rc5#
- 2.Rc6#
- 1...Sd7
- 2.Sa5#
- 2.Rc5#
- 2.Re5#
- 1...Sh7
- 2.Sa5#
- 2.Rc5#
- 2.Rc6#
- 1...Se8
- 2.Sa5#
- 2.Rc5#
- 2.Rc6#
- 1...Sg8
- 2.Sa5#
- 2.Rc5#
- 2.Rc6#
- 1...d2!
- threat
- 1.Se4?
- threat
- 2.Qc5#
- 1...Sxd4
- 2.Rc5#
- 1...Sxe4
- 2.Rd7#
- 1...Sxd5
- 2.Rc6#
- 1...Sd6
- 2.Sxd6#
- 2.Qc7#
- 1...Sg4
- 2.Rd7#
- 2.Rc6#
- 1...Sh5
- 2.Rd7#
- 2.Rc6#
- 1...Sd7
- 2.Rxb5#
- 2.Re5#
- 2.Rf5#
- 2.Rg5#
- 2.Rdh5#
- 2.Rdd6#
- 2.Rxd7#
- 1...Sh7
- 2.Rd7#
- 2.Rc6#
- 1...Se8
- 2.Rd7#
- 2.Rc6#
- 1...Sg8
- 2.Rd7#
- 2.Rc6#
- 1...d2!
- threat
- 1.Sb7?
- threat
- 2.Sa5#
- 2.Qc5#
- 1...Qxd4
- 2.Sa5#
- 2.Rxd4#
- 1...Rxe7
- 2.Sa5#
- 1...Bxb7
- 2.Qc5#
- 1...Sxd4
- 2.Sa5#
- 2.Rc5#
- 1...Sxd5
- 2.Sa5#
- 2.Rc6#
- 1...Re6
- 2.Qc5#
- 1...Rc1
- 2.Qc5#
- 1...Rcc2
- 2.Qc5#
- 1...Ra3
- 2.Qc5#
- 1...Rb3
- 2.Qc5#
- 1...Be6
- 2.Qc5#
- 1...Ra2
- 2.Qc5#
- 1...Sd6
- 2.Sa5#
- 2.Sxd6#
- 2.Qc7#
- 1...Se4
- 2.Sa5#
- 2.Rd7#
- 1...Sg4
- 2.Sa5#
- 2.Rc6#
- 1...Sh5
- 2.Sa5#
- 2.Rc6#
- 1...Sd7
- 2.Sa5#
- 2.Re5#
- 1...Sh7
- 2.Sa5#
- 2.Rc6#
- 1...Se8
- 2.Sa5#
- 2.Rc6#
- 1...Sg8
- 2.Sa5#
- 2.Rc6#
- 1...d2!
- threat
- 1.Scb3?
- Keys
- 1.Sa4!
- threat
- 2.Qc5#
- 1...Qxd4
- 2.Rxd4#
- 1...Rxe7
- 2.Sb2#
- 1...Sxd4
- 2.Rc5#
- 1...Sxd5
- 2.Rc6#
- 1...d2
- 2.Sb2#
- 1...Sd6
- 2.Qc7#
- 1...Se4
- 2.Rd7#
- 1...Sg4
- 2.Rc6#
- 1...Sh5
- 2.Rc6#
- 1...Sd7
- 2.Re5#
- 1...Sh7
- 2.Rc6#
- 1...Se8
- 2.Rc6#
- 1...Sg8
- 2.Rc6#
- threat
- 1.Sa4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 12
- REMOVED MATES = 0
- Sets
- S(h);N_GUARD,P_PINQ(F),S_CUTR(a)::B(G)+R(C)
- Tries
- Try
- S(B);
- Threat
- DUALS(3)
- Vars
- R(b);XS(B)::QAR1(F)
- Refutation
- P(c);
- Try
- S(B);
- Threat
- QAR1(F)
- Vars
- S(g);SBLOCK,XS(A)::B(G)+R(C),DCHECK
- S(h);N_GUARD,P_PINQ(F),XS(B)::B(G)+R(C)
- S(h);OGATE,P_PINQ(F),P_SPINS(h),XR(C)::R(E)
- Refutation
- P(c);
- Try
- S(B);
- Threat
- DUALS(2)
- Vars
- R(a);XQ(F)::S(B)
- B(i);XS(B)::QAR1(F)
- R(a);::QAR1(F)
- R(b);::QAR1(F)
- B(i);::QAR1(F)
- Refutation
- P(c);
- Try
- Actual
- S(B);
- Threat
- QAR1(F)
- Vars
- Q(f);OGATE,P_PINR(C),XS(A)::B(G)+R(C),DCHECK,XQ(f)
- R(a);N_GUARD,XQ(F)::S(B)
- S(g);SBLOCK,XS(A)::B(G)+R(C),DCHECK
- S(h);OGATE,P_PINQ(F),P_SPINS(h),XR(C)::R(E)
- P(c);S_CUTR(a)::S(B)
- S(g);N_GUARD::QAR(F)
- S(h);N_GUARD,P_PINQ(F),S_CUTR(a)::B(G)+R(C)
- S(h);OGATE,P_PINQ(F)::R(E)
- S(h);N_GUARD,P_PINQ(F),S_CUTB(i)::B(G)+R(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).