MESON Chess Problem Database
Problem Display
PID: 51171 (1n3b2/1N3Bp1/1Rp1Kp2/p1P1Pp2/2k2rp1/P5p1/p5P1/BbnQ4 w - - 0 1)
Stewart, John
Stubbs, Arthur Goodwin
Manchester Guardian, 1952
#2
10 + 14
SOLUTION
- SOUND
- Sets
- 1...Rf1
- 2.Qd4#
- 1...Rf2
- 2.Qd4#
- 1...Rf3
- 2.Qd4#
- 1...Rd4
- 2.Qxd4#
- 1...Re4
- 2.Kxf5#
- 1...Bc2
- 2.Qxc2#
- 1...Bd3
- 2.Qa4#
- 1...Be4
- 2.Qd4#
- 1...Bxc5
- 2.Sxa5#
- 1...Bd6
- 2.Kxd6#
- 1...Be7
- 2.Kxe7#
- 1...Se2
- 2.Qb3#
- 1...Sb3
- 2.Qxb3#
- 1...Sd3
- 2.Qb3#
- 1...Sa6
- 2.Kd7#
- 1...Sd7
- 2.Kxd7#
- 1...a4
- 2.Rb4#
- 1...fxe5
- 2.Kxe5#
- 1...g5
- 2.Kxf6#
- 1...g6
- 2.Kxf6#
- 1...Rf1
- Tries
- 1.Sd6+?
- 1...Bxd6
- 2.Kxd6#
- 1...Kxc5!
- 1...Bxd6
- 1.Qxc1+?
- 1...Bc2
- 2.Qxc2#
- 1...Kd3!
- 1...Bc2
- 1.Qd2?
- threat
- 2.Qc3#
- 1...Rf3
- 2.Qd4#
- 1...Se2!
- threat
- 1.a4?
- 1...Bxc5
- 2.Sxa5#
- 1...fxe5
- 2.Kxe5#
- 1...Re4
- 2.Kxf5#
- 1...Rf1
- 2.Qd4#
- 1...Rf2
- 2.Qd4#
- 1...Rf3
- 2.Qd4#
- 1...Rd4
- 2.Qxd4#
- 1...Bc2
- 2.Qxc2#
- 1...Be4
- 2.Qd4#
- 1...Bd6
- 2.Kxd6#
- 1...Be7
- 2.Kxe7#
- 1...Se2
- 2.Qb3#
- 1...Sb3
- 2.Qxb3#
- 1...Sd3
- 2.Qb3#
- 1...Sa6
- 2.Kd7#
- 1...Sd7
- 2.Kxd7#
- 1...g5
- 2.Kxf6#
- 1...g6
- 2.Kxf6#
- 1...Bd3!
- 1...Bxc5
- 1.exf6?
- threat
- 2.Ke5#
- 1...gxf6
- 2.Kxf6#
- 1...Rd4
- 2.Qxd4#
- 1...Be4
- 2.Qd4#
- 1...Bd6
- 2.Kxd6#
- 1...Sd3
- 2.Qb3#
- 1...Sd7
- 2.Kxd7#
- 1...Re4+!
- threat
- 1.Sd6+?
- Keys
- 1.Bg8!
- 1...Bxc5
- 2.Sxa5#
- 1...fxe5
- 2.Kxe5#
- 1...Re4
- 2.Kxf5#
- 1...Rf1
- 2.Qd4#
- 1...Rf2
- 2.Qd4#
- 1...Rf3
- 2.Qd4#
- 1...Rd4
- 2.Qxd4#
- 1...Bc2
- 2.Qxc2#
- 1...Bd3
- 2.Qa4#
- 1...Be4
- 2.Qd4#
- 1...Bd6
- 2.Kxd6#
- 1...Be7
- 2.Kxe7#
- 1...Se2
- 2.Qb3#
- 1...Sb3
- 2.Qxb3#
- 1...Sd3
- 2.Qb3#
- 1...Sa6
- 2.Kd7#
- 1...Sd7
- 2.Kxd7#
- 1...a4
- 2.Rb4#
- 1...g5
- 2.Kxf6#
- 1...g6
- 2.Kxf6#
- 1...Bxc5
- 1.Bg8!
FEATURES
- Static
- TYPE = WAITER
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- R(f);N_GUARD::QAR1(B)
- R(f);N_GUARD::QAR1(B),XR(f)
- R(f);P_PINP(F)::B(J)+K(H),XP(i)
- B(a);N_GUARD::QAR2(B),XB(a)
- B(a);SBLOCK::QAR2(B)
- B(a);S_CUTR(f)::QAR1(B)
- B(n);SBLOCK,XP(E)::S(I),XP(h)
- B(n);::B(J)+K(H),XB(n)
- S(b);N_GUARD::QAB1(B)
- S(b);N_GUARD::QAB1(B),XS(b)
- S(m);::B(J)+K(H)
- S(m);::B(J)+K(H),XS(m)
- P(h);N_GUARD::R1(G)
- P(k);XP(F)::B(J)+K(H),XP(k)
- P(l);::B(J)+K(H),XP(k)
- Tries
- Try
- S(I);CHECK
- Vars
- B(n);XS(I)::B(J)+K(H),XB(n)
- Refutation
- K(e);P-FLIGHT,XP(E)
- Try
- Q(B);CHECK,XS(b)
- Vars
- B(a);N_GUARD,P_SPINB(a)::QAR2(B),XB(a)
- Refutation
- K(e);S_FLIGHT
- Try
- Q(B);
- Threat
- QAR1(B)
- Vars
- R(f);N_GUARD::QAR1(B)
- Refutation
- S(b);
- Try
- P(D);
- Vars
- B(n);SBLOCK,XP(E)::S(I),XP(h)
- P(k);XP(F)::B(J)+K(H),XP(k)
- R(f);P_PINP(F)::B(J)+K(H),XP(i)
- R(f);N_GUARD::QAR1(B)
- R(f);N_GUARD::QAR1(B),XR(f)
- B(a);N_GUARD::QAR2(B),XB(a)
- B(a);S_CUTR(f)::QAR1(B)
- B(n);::B(J)+K(H),XB(n)
- S(b);N_GUARD::QAB1(B)
- S(b);N_GUARD::QAB1(B),XS(b)
- S(m);::B(J)+K(H)
- S(m);::B(J)+K(H),XS(m)
- P(l);::B(J)+K(H),XP(k)
- Refutation
- B(a);
- Try
- P(F);XP(k)
- Threat
- B(J)+K(H)
- Vars
- P(l);XP(F)::B(J)+K(H),XP(l)
- R(f);N_GUARD::QAR1(B),XR(f)
- B(a);S_CUTR(f)::QAR1(B)
- B(n);::B(J)+K(H),XB(n)
- S(b);N_GUARD::QAB1(B)
- S(m);::B(J)+K(H),XS(m)
- Refutation
- R(f);CHECK
- Try
- Actual
- B(J);
- Vars
- B(n);SBLOCK,XP(E)::S(I),XP(h)
- P(k);XP(F)::B(J)+K(H),XP(k)
- R(f);P_PINP(F)::B(J)+K(H),XP(i)
- R(f);N_GUARD::QAR1(B)
- R(f);N_GUARD::QAR1(B),XR(f)
- B(a);N_GUARD::QAR2(B),XB(a)
- B(a);SBLOCK::QAR2(B)
- B(a);S_CUTR(f)::QAR1(B)
- B(n);::B(J)+K(H),XB(n)
- S(b);N_GUARD::QAB1(B)
- S(b);N_GUARD::QAB1(B),XS(b)
- S(m);::B(J)+K(H)
- S(m);::B(J)+K(H),XS(m)
- P(h);N_GUARD::R1(G)
- P(l);::B(J)+K(H),XP(k)
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).