MESON Chess Problem Database
Problem Display
PID: 274960 (Q4Bn1/1nR2N2/2b1p1N1/b2kp2p/1P2R2K/5P2/8/8 w - - 0 1)
Bunting, Joe
Western Morning News, 1925
(First published on Sat Sep 26 1925)
#2
9 + 8
| 15239 | Valois Notebooks | 2024 |
SOLUTION
- SOUND
- Sets
- 1...Bxb4
- 2.Qa2#
- 1...Bb6
- 2.Qa2#
- 1...Bxc7
- 2.Qa2#
- 1...Ba4
- 2.Rc5#
- 1...Bb5
- 2.Rc5#
- 1...Bd7
- 2.Rc5#
- 1...Be8
- 2.Rc5#
- 1...Sc5
- 2.Qxc6#
- 1...Sd6
- 2.Qxc6#
- 1...Sd8
- 2.Rd7#
- 1...Sf6
- 2.Se7#
- 1...Sh6
- 2.Se7#
- 1...Se7
- 2.Sxe7#
- 1...Bxb4
- Tries
- 1.Kg3?
- 1...Bxb4
- 2.Qa2#
- 1...Bxc7
- 2.Qa2#
- 1...Bb6
- 2.Qa2#
- 1...Ba4
- 2.Rc5#
- 1...Bb5
- 2.Rc5#
- 1...Bd7
- 2.Rc5#
- 1...Be8
- 2.Rc5#
- 1...Sc5
- 2.Qxc6#
- 1...Sd6
- 2.Qxc6#
- 1...Sd8
- 2.Rd7#
- 1...Sf6
- 2.Se7#
- 1...Sh6
- 2.Se7#
- 1...Se7
- 2.Sxe7#
- 1...h4+!
- 1...Bxb4
- 1.Kh3?
- 1...Bxb4
- 2.Qa2#
- 1...Bxc7
- 2.Qa2#
- 1...Bb6
- 2.Qa2#
- 1...Ba4
- 2.Rc5#
- 1...Bb5
- 2.Rc5#
- 1...Bd7
- 2.Rc5#
- 1...Be8
- 2.Rc5#
- 1...Sc5
- 2.Qxc6#
- 1...Sd6
- 2.Qxc6#
- 1...Sd8
- 2.Rd7#
- 1...Sf6
- 2.Se7#
- 1...Sh6
- 2.Se7#
- 1...Se7
- 2.Sxe7#
- 1...h4!
- 1...Bxb4
- 1.Kg5?
- 1...Bxb4
- 2.Qa2#
- 1...Bxc7
- 2.Qa2#
- 1...Bb6
- 2.Qa2#
- 1...Ba4
- 2.Rc5#
- 1...Bb5
- 2.Rc5#
- 1...Bd7
- 2.Rc5#
- 1...Be8
- 2.Rc5#
- 1...Sc5
- 2.Qxc6#
- 1...Sd6
- 2.Qxc6#
- 1...Sd8
- 2.Rd7#
- 1...Sf6
- 2.Se7#
- 1...Sh6
- 2.Se7#
- 1...Se7
- 2.Sxe7#
- 1...h4!
- 1...Bxb4
- 1.Kxh5?
- 1...Bxb4
- 2.Qa2#
- 1...Bxc7
- 2.Qa2#
- 1...Bb6
- 2.Qa2#
- 1...Ba4
- 2.Rc5#
- 1...Bb5
- 2.Rc5#
- 1...Bd7
- 2.Rc5#
- 1...Be8
- 2.Rc5#
- 1...Sc5
- 2.Qxc6#
- 1...Sd6
- 2.Qxc6#
- 1...Sd8
- 2.Rd7#
- 1...Sh6
- 2.Se7#
- 1...Se7
- 2.Sxe7#
- 1...Sf6+!
- 1...Bxb4
- 1.Bd6?
- 1...Bxb4
- 2.Qa2#
- 1...Bxc7
- 2.Qa2#
- 1...Sxd6
- 2.Qxc6#
- 1...Sf6
- 2.Se7#
- 1...Bb6
- 2.Qa2#
- 1...Ba4
- 2.Rc5#
- 1...Bb5
- 2.Rc5#
- 1...Bd7
- 2.Rc5#
- 1...Be8
- 2.Rc5#
- 1...Sc5
- 2.Qxc6#
- 1...Sh6
- 2.Se7#
- 1...Se7
- 2.Sxe7#
- 1...Sd8!
- 1...Bxb4
- 1.Bh6?
- 1...Bxc7
- 2.Qa2#
- 1...Sxh6
- 2.Se7#
- 1...Sf6
- 2.Se7#
- 1...Bb6
- 2.Qa2#
- 1...Ba4
- 2.Rc5#
- 1...Bb5
- 2.Rc5#
- 1...Bd7
- 2.Rc5#
- 1...Be8
- 2.Rc5#
- 1...Sc5
- 2.Qxc6#
- 1...Sd6
- 2.Qxc6#
- 1...Sd8
- 2.Rd7#
- 1...Se7
- 2.Sxe7#
- 1...Bxb4!
- 1...Bxc7
- 1.Bg7?
- 1...Bxc7
- 2.Qa2#
- 1...Sf6
- 2.Se7#
- 1...Bb6
- 2.Qa2#
- 1...Ba4
- 2.Rc5#
- 1...Bb5
- 2.Rc5#
- 1...Bd7
- 2.Rc5#
- 1...Be8
- 2.Rc5#
- 1...Sc5
- 2.Qxc6#
- 1...Sd6
- 2.Qxc6#
- 1...Sd8
- 2.Rd7#
- 1...Sh6
- 2.Se7#
- 1...Se7
- 2.Sxe7#
- 1...Bxb4!
- 1...Bxc7
- 1.Rxb7?
- threat
- 2.Rb5#
- 2.Rd7#
- 1...Bxb4
- 2.Qa2#
- 1...Bxb7
- 2.Qxb7#
- 1...Bb5
- 2.Rxb5#
- 2.Rd7#
- 1...Bd7
- 2.Rb5#
- 2.Rxd7#
- 1...Sf6
- 2.Se7#
- 2.Rb5#
- 1...Bb6
- 2.Rd7#
- 2.Qa2#
- 1...Bc7
- 2.Rb5#
- 2.Qa2#
- 1...Bd8+!
- threat
- 1.Rd7+?
- 1...Sd6
- 2.Rxd6#
- 1...Bxd7!
- 1...Sd6
- 1.Qxb7?
- threat
- 2.Rd7#
- 2.Qxc6#
- 1...Bxb4
- 2.Qxc6#
- 1...Bxb7
- 2.Rc5#
- 1...Sf6
- 2.Se7#
- 2.Qxc6#
- 1...Se7
- 2.Sxe7#
- 2.Rd7#
- 1...Bxc7!
- threat
- 1.Qa6?
- threat
- 2.Qd3#
- 2.Qc4#
- 2.Qxc6#
- 1...Bxc7
- 2.Qd3#
- 2.Qc4#
- 2.Qa2#
- 1...Bb6
- 2.Qc4#
- 2.Qa2#
- 1...Ba4
- 2.Qd3#
- 2.Qc4#
- 1...Bd7
- 2.Qd3#
- 2.Qc4#
- 1...Be8
- 2.Qd3#
- 2.Qc4#
- 1...Sc5
- 2.Qc4#
- 2.Qxc6#
- 1...Sd6
- 2.Qd3#
- 2.Qxc6#
- 1...Sd8
- 2.Qd3#
- 2.Qc4#
- 1...Se7
- 2.Sxe7#
- 2.Qd3#
- 2.Qc4#
- 1...Bb5!
- threat
- 1.Kg3?
- Keys
- 1.Qa7!
- 1...Bxb4
- 2.Qa2#
- 1...Bxc7
- 2.Qa2#
- 1...Sf6
- 2.Se7#
- 1...Bb6
- 2.Qa2#
- 1...Ba4
- 2.Rxe5#
- 1...Bb5
- 2.Rxe5#
- 1...Bd7
- 2.Rxe5#
- 1...Be8
- 2.Rxe5#
- 1...Sc5
- 2.Qxc5#
- 1...Sd6
- 2.Qc5#
- 1...Sd8
- 2.Qc5#
- 1...Sh6
- 2.Se7#
- 1...Se7
- 2.Sxe7#
- 1...Bxb4
- 1.Qa7!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 7
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- B(a);OGATE,XP(B)::QAB(H)
- B(a);OGATE::QAB(H)
- B(a);OGATE,XR(F)::QAB(H)
- B(e);OGATE,P_SPINS(g)::R1(F)
- S(g);OGATE,P_SPINB(e)::QAB1(H),XB(e)
- S(g);N_GUARD,P_SPINB(e)::R(F)
- S(h);N_GUARD::S(E)
- S(h);N_GUARD::S(E),XS(h)
- Tries
- Try
- K(D);S_FLIGHT
- Vars
- B(a);OGATE,XP(B)::QAB(H)
- B(a);OGATE,XR(F)::QAB(H)
- B(a);OGATE::QAB(H)
- B(e);OGATE,P_SPINS(g)::R1(F)
- S(g);OGATE,P_SPINB(e)::QAB1(H),XB(e)
- S(g);N_GUARD,P_SPINB(e)::R(F)
- S(h);N_GUARD::S(E)
- S(h);N_GUARD::S(E),XS(h)
- Refutation
- P(d);CHECK
- Try
- K(D);P-FLIGHT
- Vars
- B(a);OGATE,XP(B)::QAB(H)
- B(a);OGATE,XR(F)::QAB(H)
- B(a);OGATE::QAB(H)
- B(e);OGATE,P_SPINS(g)::R1(F)
- S(g);OGATE,P_SPINB(e)::QAB1(H),XB(e)
- S(g);N_GUARD,P_SPINB(e)::R(F)
- S(h);N_GUARD::S(E)
- S(h);N_GUARD::S(E),XS(h)
- Refutation
- P(d);
- Try
- K(D);S_FLIGHT
- Vars
- B(a);OGATE,XP(B)::QAB(H)
- B(a);OGATE,XR(F)::QAB(H)
- B(a);OGATE::QAB(H)
- B(e);OGATE,P_SPINS(g)::R1(F)
- S(g);OGATE,P_SPINB(e)::QAB1(H),XB(e)
- S(g);N_GUARD,P_SPINB(e)::R(F)
- S(h);N_GUARD::S(E)
- S(h);N_GUARD::S(E),XS(h)
- Refutation
- P(d);
- Try
- K(D);P-FLIGHT,XP(d)
- Vars
- B(a);OGATE,XP(B)::QAB(H)
- B(a);OGATE,XR(F)::QAB(H)
- B(a);OGATE::QAB(H)
- B(e);OGATE,P_SPINS(g)::R1(F)
- S(g);OGATE,P_SPINB(e)::QAB1(H),XB(e)
- S(g);N_GUARD,P_SPINB(e)::R(F)
- S(h);N_GUARD::S(E)
- S(h);N_GUARD::S(E),XS(h)
- Refutation
- S(h);CHECK
- Try
- B(I);
- Vars
- B(a);OGATE,XP(B)::QAB(H)
- B(a);OGATE,XR(F)::QAB(H)
- S(g);OGATE,P_SPINB(e),XB(I)::QAB1(H),XB(e)
- S(h);N_GUARD::S(E)
- B(a);OGATE::QAB(H)
- B(e);OGATE,P_SPINS(g)::R1(F)
- S(g);OGATE,P_SPINB(e)::QAB1(H),XB(e)
- S(h);N_GUARD::S(E),XS(h)
- Refutation
- S(g);P_SPINB(e)
- Try
- B(I);
- Vars
- B(a);OGATE,XR(F)::QAB(H)
- S(h);N_GUARD,XB(I)::S(E)
- S(h);N_GUARD::S(E)
- B(a);OGATE::QAB(H)
- B(e);OGATE,P_SPINS(g)::R1(F)
- S(g);OGATE,P_SPINB(e)::QAB1(H),XB(e)
- S(g);N_GUARD,P_SPINB(e)::R(F)
- S(h);N_GUARD::S(E),XS(h)
- Refutation
- B(a);XP(B)
- Try
- B(I);
- Vars
- B(a);OGATE,XR(F)::QAB(H)
- S(h);N_GUARD::S(E)
- B(a);OGATE::QAB(H)
- B(e);OGATE,P_SPINS(g)::R1(F)
- S(g);OGATE,P_SPINB(e)::QAB1(H),XB(e)
- S(g);N_GUARD,P_SPINB(e)::R(F)
- S(h);N_GUARD::S(E),XS(h)
- Refutation
- B(a);XP(B)
- Try
- R(F);XS(g)
- Threat
- DUALS(2)
- Vars
- B(a);OGATE,XP(B)::QAB(H)
- B(e);OGATE,P_SPINB(e),XR(F)::QAB(H),XB(e)
- Refutation
- B(a);CHECK
- Try
- R(F);CHECK
- Vars
- S(g);N_GUARD,P_SPINB(e),P_SPINS(g)::R1(F),XS(g)
- Refutation
- B(e);P_SPINS(g),XR(F)
- Try
- Q(H);P_PINB(e),XS(g)
- Threat
- DUALS(2)
- Vars
- B(a);XP(B)::QAB1(H),XB(e)
- B(e);N_SPINB(e),OGATE,XQ(H)::R1(F)
- Refutation
- B(a);XR(F)
- Try
- Q(H);
- Threat
- DUALS(3)
- Refutation
- B(e);
- Try
- Actual
- Q(H);
- Vars
- B(a);OGATE,XP(B)::QAB(H)
- B(a);OGATE,XR(F)::QAB(H)
- S(h);N_GUARD::S(E)
- B(a);OGATE::QAB(H)
- B(e);::R1(C),XP(c)
- S(g);N_GUARD::QAR1(H),XS(g)
- S(g);N_GUARD::QAR1(H)
- S(h);N_GUARD::S(E),XS(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).