MESON Chess Problem Database
Problem Display
PID: 267768 (8/r2p1P2/p6n/4N1RK/1RBqk3/4P3/3n1P2/1bB1N3 w - - 0 1)
Brewer, Dr. F L
Kipping, Cyril Stanley
The Problemist, 1955
#2
10 + 8
SOLUTION
- SOUND
- Sets
- 1...Qd5
- 2.Bd3#
- 1...Sf1
- 2.f3#
- 1...Sb3
- 2.f3#
- 1...Qd5
- Tries
- 1.S5d3?
- threat
- 2.Bd5#
- 1...Qxc4
- 2.Sc5#
- 2.Re5#
- 1...Sxc4
- 2.f3#
- 1...Qe5
- 2.Rxe5#
- 1...Qd5
- 2.Bxd5#
- 1...Sf5
- 2.Rg4#
- 1...d5
- 2.Bxd5#
- 1...Ba2!
- threat
- 1.S5f3?
- threat
- 2.Bd5#
- 1...Qxc4
- 2.Sxd2#
- 2.Re5#
- 1...Qe5
- 2.Sxd2#
- 2.Rxe5#
- 1...Qd5
- 2.Bd3#
- 2.Bxd5#
- 1...Ba2
- 2.Bd3#
- 1...Sf5
- 2.Rg4#
- 1...d5
- 2.Bxd5#
- 1...Sxc4!
- threat
- 1.Sg4?
- threat
- 2.Bd5#
- 1...Qxc4
- 2.Sf6#
- 2.Re5#
- 1...Sxc4
- 2.f3#
- 1...Qe5
- 2.Rxe5#
- 1...Qd5
- 2.Sf6#
- 2.Bd3#
- 2.Bxd5#
- 1...Ba2
- 2.Bd3#
- 1...d5
- 2.Bxd5#
- 1...Sf5!
- threat
- 1.Sc6?
- threat
- 2.Bd5#
- 1...Qxc4
- 2.Re5#
- 1...Sxc4
- 2.f3#
- 1...Qe5
- 2.Rxe5#
- 1...Qd5
- 2.Bd3#
- 2.Bxd5#
- 1...Ba2
- 2.Bd3#
- 1...Sf5
- 2.Rg4#
- 1...d5
- 2.Bxd5#
- 1...dxc6!
- threat
- 1.Sxd7?
- threat
- 2.Bd5#
- 1...Qxc4
- 2.Sc5#
- 2.Sf6#
- 2.Re5#
- 1...Sxc4
- 2.f3#
- 1...Qe5
- 2.Rxe5#
- 1...Qd5
- 2.Sf6#
- 2.Bd3#
- 2.Bxd5#
- 1...Ba2
- 2.Bd3#
- 1...Sf5
- 2.Rg4#
- 1...Rxd7!
- threat
- 1.Bd3+?
- 1...Bxd3
- 2.Rxd4#
- 1...Kd5!
- 1...Bxd3
- 1.S5d3?
- Keys
- 1.Sg6!
- threat
- 2.Bd5#
- 1...Qxc4
- 2.Re5#
- 1...Sxc4
- 2.f3#
- 1...Qe5
- 2.Rxe5#
- 1...Qd5
- 2.Bd3#
- 2.Bxd5#
- 1...Ba2
- 2.Bd3#
- 1...Sf5
- 2.Rg4#
- 1...d5
- 2.Bxd5#
- threat
- 1.Sg6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 6
- REMOVED MATES = 3
- Sets
- Q(c);SBLOCK::R(E)+B(F),DCHECK
- S(b);N_GUARD::P(C)
- Tries
- Try
- S(G);
- Threat
- B(F)
- Vars
- S(b);N_GUARD,XB(F)::P(C)
- Q(c);N_GUARD,P_PINR(H)::R1(H),XQ(c)
- Q(c);P_PINR(H)::R(E)+B(F),DCHECK,XQ(c)
- S(f);N_GUARD,SBLOCK::R(H)
- P(h);::B(F),XP(h)
- Refutation
- B(a);
- Try
- S(G);
- Threat
- B(F)
- Vars
- B(a);N_GUARD::B(F)
- S(f);N_GUARD,SBLOCK::R(H)
- P(h);::B(F),XP(h)
- Refutation
- S(b);XB(F)
- Try
- S(G);
- Threat
- B(F)
- Vars
- S(b);N_GUARD,XB(F)::P(C)
- Q(c);N_GUARD,P_PINR(H)::R1(H),XQ(c)
- B(a);N_GUARD::B(F)
- P(h);::B(F),XP(h)
- Refutation
- S(f);
- Try
- S(G);
- Threat
- B(F)
- Vars
- Q(c);N_GUARD,P_SPINQ(c),XB(F)::R1(H)
- S(b);N_GUARD,XB(F)::P(C)
- Q(c);N_GUARD,P_PINR(H)::R1(H),XQ(c)
- B(a);N_GUARD::B(F)
- S(f);N_GUARD,SBLOCK::R(H)
- P(h);::B(F),XP(h)
- Refutation
- P(h);XS(G)
- Try
- S(G);XP(h)
- Threat
- B(F)
- Vars
- S(b);N_GUARD,XB(F)::P(C)
- Q(c);N_GUARD,P_PINR(H)::R1(H),XQ(c)
- B(a);N_GUARD::B(F)
- S(f);N_GUARD,SBLOCK::R(H)
- Refutation
- R(g);XS(G)
- Try
- B(F);CHECK,P_PINQ(c)
- Vars
- B(a);XB(F)::R1(E),XQ(c)
- Refutation
- K(d);N_SPINQ(c),S_FLIGHT
- Try
- Actual
- S(G);
- Threat
- B(F)
- Vars
- Q(c);N_GUARD,P_SPINQ(c),XB(F)::R1(H)
- S(b);N_GUARD,XB(F)::P(C)
- Q(c);N_GUARD,P_PINR(H)::R1(H),XQ(c)
- B(a);N_GUARD::B(F)
- S(f);N_GUARD,SBLOCK::R(H)
- P(h);::B(F),XP(h)
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).