MESON Chess Problem Database
Problem Display
PID: 132182 (8/1p2p3/pR2B3/K1kp4/1N1r1p2/3prp2/Q2P1B2/N7 w - - 0 1)
Wright Wood, S (= Wood, SW)
The Field, 1956
(First published on Thu Mar 1 1956)
#2
8 + 10
SOLUTION
- SOUND
- Sets
- 1...Re1
- 2.Sxd3#
- 2.Qxd5#
- 1...Re2
- 2.Sxd3#
- 2.Qxd5#
- 1...Ree4
- 2.Sxd3#
- 2.Qxd5#
- 1...Re5
- 2.Sxd3#
- 1...Rxe6
- 2.Sxd3#
- 2.Qxd5#
- 1...Rxb4
- 2.Qxd5#
- 1...Rc4
- 2.Sb3#
- 1...Rde4
- 2.Qxd5#
- 1...Re1
- Tries
- 1.Sac2?
- 1...Rxe6
- 2.Sxd3#
- 2.Bxd4#
- 2.Qxd5#
- 1...Rxb4
- 2.Qxd5#
- 1...Re1
- 2.Sxd3#
- 2.Bxd4#
- 2.Qxd5#
- 1...Re2
- 2.Sxd3#
- 2.Bxd4#
- 2.Qxd5#
- 1...Ree4
- 2.Sxd3#
- 2.Qxd5#
- 1...Re5
- 2.Sxd3#
- 2.Bxd4#
- 1...Rc4
- 2.Sxd3#
- 1...Rde4
- 2.Sxd3#
- 2.Qxd5#
- 1...dxc2!
- 1...Rxe6
- 1.Sxd3+?
- 1...Rexd3
- 2.Qxd5#
- 1...Rdxd3!
- 1...Rexd3
- 1.Bg1?
- 1...Rxe6
- 2.Sxd3#
- 2.Qxd5#
- 1...Rxb4
- 2.Qxd5#
- 1...Rc4
- 2.Sb3#
- 1...Rde4
- 2.Qxd5#
- 1...Re1
- 2.Sxd3#
- 2.Qxd5#
- 1...Re2
- 2.Sxd3#
- 2.Qxd5#
- 1...Ree4
- 2.Sxd3#
- 2.Qxd5#
- 1...Re5
- 2.Sxd3#
- 1...f2!
- 1...Rxe6
- 1.Bh4?
- threat
- 2.Bxe7#
- 1...Rxb4
- 2.Qxd5#
- 1...Rc4
- 2.Sb3#
- 1...Rde4
- 2.Qxd5#
- 1...Rxe6!
- threat
- 1.Bxd5?
- threat
- 2.Sb3#
- 1...Rxd5
- 2.Qxd5#
- 1...Rxb4!
- threat
- 1.Qb3?
- 1...Rxe6
- 2.Sxd3#
- 2.Qxd5#
- 2.Qc3#
- 1...Rxb4
- 2.Qxd5#
- 2.Qxb4#
- 1...Rde4
- 2.Qxd5#
- 1...Re1
- 2.Sxd3#
- 2.Qxd5#
- 2.Qc3#
- 1...Re2
- 2.Sxd3#
- 2.Qxd5#
- 2.Qc3#
- 1...Ree4
- 2.Sxd3#
- 2.Qxd5#
- 2.Qc3#
- 1...Re5
- 2.Sxd3#
- 2.Qc3#
- 1...Rc4!
- 1...Rxe6
- 1.Qb2?
- 1...Kc4
- 2.Qc1#
- 2.Qc3#
- 1...Rxe6
- 2.Qc1#
- 2.Qc3#
- 2.Qxd4#
- 1...Rxb4
- 2.Qxb4#
- 1...Re1
- 2.Qc3#
- 2.Qxd4#
- 1...Re2
- 2.Qc1#
- 2.Qc3#
- 2.Qxd4#
- 1...Ree4
- 2.Qc1#
- 2.Qc3#
- 1...Re5
- 2.Qc1#
- 2.Qc3#
- 2.Qxd4#
- 1...Rc4
- 2.Sb3#
- 2.Sxd3#
- 1...Rde4!
- 1...Kc4
- 1.Qc2+?
- 1...Rc4
- 2.Sb3#
- 1...dxc2!
- 1...Rc4
- 1.Qa3?
- 1...Kc4
- 2.Qc1#
- 2.Qc3#
- 1...Rxe6
- 2.Qc1#
- 2.Qc3#
- 1...Rxb4
- 2.Qxb4#
- 1...Re1
- 2.Qc3#
- 1...Re2
- 2.Qc1#
- 2.Qc3#
- 1...Ree4
- 2.Qc1#
- 2.Qc3#
- 1...Re5
- 2.Qc1#
- 2.Qc3#
- 1...Rc4
- 2.Sb3#
- 1...Rde4!
- 1...Kc4
- 1.dxe3?
- threat
- 2.exd4#
- 1...Rxb4
- 2.Qxd5#
- 1...Rc4
- 2.Sb3#
- 2.Sxd3#
- 1...Re4
- 2.Sxd3#
- 2.Qxd5#
- 1...fxe3!
- threat
- 1.Sac2?
- Keys
- 1.Qa4!
- 1...Kc4
- 2.Sxa6#
- 1...Rxe6
- 2.Sxd3#
- 1...Rxb4
- 2.Qxb4#
- 1...Rde4
- 2.Sxd3#
- 1...Re1
- 2.Sxd3#
- 1...Re2
- 2.Sxd3#
- 1...Ree4
- 2.Sxd3#
- 1...Re5
- 2.Sxd3#
- 1...Rc4
- 2.Sb3#
- 1...Kc4
- 1.Qa4!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 2
- ADDED MATES = 5
- REMOVED MATES = 0
- Sets
- R(b);N_GUARD,P_SPINR(d)::S(E),XP(a)
- R(d);N_GUARD,P_SPINR(b),XS(E)::QAR1(B),XP(g)
- R(d);P_SPINR(b),SBLOCK::S(A)
- R(d);N_GUARD,P_SPINR(b)::QAR1(B),XP(g)
- Tries
- Try
- S(A);
- Vars
- R(d);N_GUARD,P_SPINR(b),XS(E)::QAR1(B),XP(g)
- R(d);N_GUARD,P_SPINR(b)::S(E),XP(a)
- Refutation
- P(a);XS(A)
- Try
- S(E);CHECK,XP(a)
- Vars
- R(b);P_SPINR(d),XS(E)::QAR1(B),XP(g)
- Refutation
- R(d);P_SPINR(b),XS(E)
- Try
- B(D);
- Vars
- R(d);N_GUARD,P_SPINR(b),XS(E)::QAR1(B),XP(g)
- R(d);P_SPINR(b),SBLOCK::S(A)
- R(d);N_GUARD,P_SPINR(b)::QAR1(B),XP(g)
- R(b);N_GUARD,P_SPINR(d)::S(E),XP(a)
- Refutation
- P(c);
- Try
- B(D);
- Threat
- B(D),XP(j)
- Vars
- R(d);N_GUARD,XS(E)::QAR1(B),XP(g)
- R(d);SBLOCK::S(A)
- R(d);N_GUARD::QAR1(B),XP(g)
- Refutation
- R(b);XB(H)
- Try
- B(H);XP(g)
- Threat
- S(A)
- Vars
- R(d);OGATE,P_SPINR(b),XB(H)::QAR1(B),XR(d)
- Refutation
- R(d);P_SPINR(b),XS(E)
- Try
- Q(B);
- Vars
- R(d);N_GUARD,P_SPINR(b)::QAR1(B),XP(g)
- Refutation
- R(d);P_SPINR(b)
- Try
- Q(B);
- Vars
- R(d);OGATE,P_SPINR(b),XS(E)::QAB1(B),XR(d)
- Refutation
- R(d);P_SPINR(b)
- Try
- Q(B);CHECK
- Vars
- R(d);P_SPINR(b)::S(A)
- Refutation
- P(a);XQ(B)
- Try
- Q(B);
- Vars
- R(d);OGATE,P_SPINR(b),XS(E)::QAB1(B),XR(d)
- R(b);P_SPINR(d)::QAR2(B)
- R(d);P_SPINR(b),SBLOCK::S(A)
- Refutation
- R(d);P_SPINR(b)
- Try
- P(C);XR(b)
- Threat
- P(C),XR(d)
- Vars
- R(d);N_GUARD,XS(E)::QAR1(B),XP(g)
- Refutation
- P(e);XP(C)
- Try
- Actual
- Q(B);
- Vars
- K(f);P-FLIGHT,P_SPINP(g)::QAR(B)+S(E),XP(h)
- R(b);N_GUARD,P_SPINR(d),XB(H)::S(E),XP(a)
- R(d);OGATE,P_SPINR(b),XS(E)::QAB1(B),XR(d)
- R(d);N_GUARD,P_SPINR(b)::S(E),XP(a)
- R(b);N_GUARD,P_SPINR(d)::S(E),XP(a)
- R(d);P_SPINR(b),SBLOCK::S(A)
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).