MESON Chess Problem Database
Problem Display
PID: 160852 (1n4K1/8/3Q2P1/3P1b2/5R2/1p1k4/NR3PB1/3r1N1n w - - 0 1)
Williams, Philip Hamilton
Western Morning News, 1905
#2
10 + 6
| 15351 | SCPF/BCPS Black Books | 2017 |
SOLUTION
- SOUND
- Sets
- 1...Ra1
- 2.Rd2#
- 1...Rb1
- 2.Rd2#
- 1...Rc1
- 2.Rd2#
- 1...Re1
- 2.Rd2#
- 1...Rxf1
- 2.Bxf1#
- 1...Rd2
- 2.Rxd2#
- 1...Be6+
- 2.dxe6#
- 1...Bxg6
- 2.Qxg6#
- 1...Sa6
- 2.Qxa6#
- 1...Sc6
- 2.dxc6#
- 1...Sd7
- 2.Qa6#
- 1...bxa2
- 2.Qa3#
- 1...Ra1
- Tries
- 1.Be4+?
- 1...Kc4
- 2.Qb4#
- 1...Kd4
- 2.Bxf5#
- 1...Bxe4!
- 1...Kc4
- 1.Rxb3+?
- 1...Ke2
- 2.Re3#
- 1...Kc2!
- 1...Ke2
- 1.Rb4?
- 1...Be6+
- 2.dxe6#
- 1...Rxf1
- 2.Bxf1#
- 1...Bxg6
- 2.Qxg6#
- 1...Sxf2
- 2.Qg3#
- 1...Rd2
- 2.Rxd2#
- 1...Ra1
- 2.Rd2#
- 1...Rb1
- 2.Rd2#
- 1...Rc1
- 2.Rd2#
- 1...Re1
- 2.Rd2#
- 1...Bh3
- 2.Be4#
- 1...Be4
- 2.Bxe4#
- 1...Bg4
- 2.Be4#
- 1...Bd7
- 2.Be4#
- 1...Bc8
- 2.Be4#
- 1...Sg3
- 2.Qxg3#
- 1...Sa6
- 2.Qxa6#
- 1...Sc6
- 2.dxc6#
- 1...Sd7
- 2.Qa6#
- 1...bxa2!
- 1...Be6+
- 1.Qb4?
- threat
- 2.Rf3#
- 2.Rd4#
- 2.Qc3#
- 2.Qxb3#
- 2.Qc4#
- 2.Qd4#
- 2.Qb5#
- 1...bxa2
- 2.Rf3#
- 2.Rd4#
- 2.Qa3#
- 2.Qb3#
- 2.Qc4#
- 2.Qd4#
- 1...Rd2
- 2.Sc1#
- 2.Rxd2#
- 2.Qxd2#
- 2.Qc4#
- 2.Qb5#
- 1...Rc1
- 2.Sxc1#
- 2.Rd2#
- 2.Rf3#
- 2.Rd4#
- 2.Qd2#
- 2.Qd4#
- 1...Re1
- 2.Rd2#
- 2.Rd4#
- 2.Qd2#
- 2.Qc3#
- 2.Qxb3#
- 2.Qc4#
- 2.Qd4#
- 2.Qb5#
- 1...Be4
- 2.Bxe4#
- 2.Qc3#
- 2.Qxe4#
- 1...Bg4
- 2.Be4#
- 2.Rd4#
- 2.Qc3#
- 2.Qxb3#
- 2.Qc4#
- 2.Qd4#
- 2.Qe4#
- 2.Qb5#
- 1...Bd7
- 2.Be4#
- 2.Rf3#
- 2.Rd4#
- 2.Qc3#
- 2.Qxb3#
- 2.Qc4#
- 2.Qd4#
- 2.Qe4#
- 1...Sc6
- 2.Rf3#
- 2.Qc3#
- 2.Qxb3#
- 2.Qc4#
- 2.Qb5#
- 1...Be6+!
- threat
- 1.Qc5?
- threat
- 2.Sb4#
- 2.Rd4#
- 2.Qe3#
- 2.Qd4#
- 2.Qc3#
- 2.Qc4#
- 2.Qb5#
- 1...bxa2
- 2.Rd4#
- 2.Qa3#
- 2.Qe3#
- 2.Qd4#
- 2.Qc2#
- 2.Qc4#
- 1...Rd2
- 2.Sc1#
- 2.Rxd2#
- 2.Qe3#
- 2.Qc4#
- 2.Qb5#
- 1...Rc1
- 2.Sxc1#
- 2.Sb4#
- 2.Rd2#
- 2.Rd4#
- 2.Qe3#
- 2.Qd4#
- 1...Re1
- 2.Sb4#
- 2.Rd2#
- 2.Rd4#
- 2.Qd4#
- 2.Qc3#
- 2.Qc4#
- 2.Qb5#
- 1...Be4
- 2.Sb4#
- 2.Bxe4#
- 2.Qc3#
- 1...Bd7
- 2.Sb4#
- 2.Be4#
- 2.Rd4#
- 2.Qe3#
- 2.Qd4#
- 2.Qc3#
- 2.Qc4#
- 1...Sa6
- 2.Rd4#
- 2.Qe3#
- 2.Qd4#
- 2.Qc3#
- 2.Qc4#
- 2.Qb5#
- 1...Sc6
- 2.Qe3#
- 2.Qc3#
- 2.Qc4#
- 2.Qb5#
- 1...Be6+!
- threat
- 1.Qe5?
- threat
- 2.Sb4#
- 2.Rd4#
- 2.Qc3#
- 2.Qd4#
- 2.Qe2#
- 2.Qe3#
- 2.Qxf5#
- 1...Bxg6
- 2.Sb4#
- 2.Rd4#
- 2.Qc3#
- 2.Qd4#
- 2.Qe2#
- 2.Qe3#
- 1...Sxf2
- 2.Sb4#
- 2.Rd4#
- 2.Qc3#
- 2.Qd4#
- 2.Qe2#
- 2.Qe3#
- 1...bxa2
- 2.Qd4#
- 2.Qe3#
- 1...Be4
- 2.Qc3#
- 2.Qxe4#
- 1...Rc1
- 2.Sxc1#
- 2.Sb4#
- 2.Rd2#
- 2.Rd4#
- 2.Qd4#
- 2.Qe2#
- 2.Qe3#
- 2.Qxf5#
- 1...Re1
- 2.Sb4#
- 2.Rd2#
- 2.Rd4#
- 2.Qc3#
- 2.Qd4#
- 1...Rd2
- 2.Sc1#
- 2.Sb4#
- 2.Rxd2#
- 2.Rd4#
- 2.Qe3#
- 1...Bh3
- 2.Sb4#
- 2.Rd4#
- 2.Qc3#
- 2.Qd4#
- 2.Qe2#
- 2.Qe3#
- 2.Qe4#
- 1...Bg4
- 2.Sb4#
- 2.Rd4#
- 2.Qc3#
- 2.Qd4#
- 2.Qe3#
- 2.Qe4#
- 1...Bd7
- 2.Sb4#
- 2.Rd4#
- 2.Qc3#
- 2.Qd4#
- 2.Qe2#
- 2.Qe3#
- 2.Qe4#
- 1...Bc8
- 2.Sb4#
- 2.Rd4#
- 2.Qc3#
- 2.Qd4#
- 2.Qe2#
- 2.Qe3#
- 2.Qe4#
- 1...Sg3
- 2.Sb4#
- 2.Rd4#
- 2.Qc3#
- 2.Qd4#
- 2.Qe3#
- 1...Sa6
- 2.Rd4#
- 2.Qc3#
- 2.Qd4#
- 2.Qe2#
- 2.Qe3#
- 2.Qxf5#
- 1...Sc6
- 2.Qc3#
- 2.Qe2#
- 2.Qe3#
- 2.Qxf5#
- 1...Be6+!
- threat
- 1.Qe7?
- threat
- 2.Qe2#
- 2.Qe3#
- 1...bxa2
- 2.Qa3#
- 2.Qe3#
- 1...Be4
- 2.Qxe4#
- 1...Re1
- 2.Rd2#
- 1...Rd2
- 2.Rxd2#
- 2.Qe3#
- 1...Bg4
- 2.Qe3#
- 2.Qe4#
- 1...Sg3
- 2.Qe3#
- 1...Be6+!
- threat
- 1.Qe6?
- threat
- 2.Qxf5#
- 2.Qe2#
- 2.Qe3#
- 1...Bxg6
- 2.Qe2#
- 2.Qe3#
- 2.Qxg6#
- 1...Sxf2
- 2.Qe2#
- 2.Qe3#
- 1...bxa2
- 2.Qe3#
- 1...Be4
- 2.Qxe4#
- 1...Re1
- 2.Rd2#
- 1...Rd2
- 2.Rxd2#
- 2.Qe3#
- 1...Bh3
- 2.Qe2#
- 2.Qe3#
- 2.Qe4#
- 1...Bg4
- 2.Qe3#
- 2.Qe4#
- 1...Sg3
- 2.Qe3#
- 1...Bxe6+!
- threat
- 1.Qf6?
- threat
- 2.Sb4#
- 2.Rd4#
- 2.Qc3#
- 2.Qd4#
- 2.Qxf5#
- 1...Bxg6
- 2.Sb4#
- 2.Rd4#
- 2.Qc3#
- 2.Qd4#
- 2.Qxg6#
- 1...Sxf2
- 2.Sb4#
- 2.Rd4#
- 2.Qc3#
- 2.Qd4#
- 1...bxa2
- 2.Qd4#
- 1...Rd2
- 2.Sc1#
- 2.Rxd2#
- 1...Be4
- 2.Qc3#
- 1...Rc1
- 2.Sxc1#
- 2.Sb4#
- 2.Rd2#
- 2.Rd4#
- 2.Qd4#
- 2.Qxf5#
- 1...Re1
- 2.Sb4#
- 2.Rd2#
- 2.Rd4#
- 2.Qc3#
- 2.Qd4#
- 1...Bh3
- 2.Sb4#
- 2.Rd4#
- 2.Qc3#
- 2.Qd4#
- 1...Bg4
- 2.Sb4#
- 2.Rd4#
- 2.Qc3#
- 2.Qd4#
- 1...Bd7
- 2.Sb4#
- 2.Rd4#
- 2.Qc3#
- 2.Qd4#
- 1...Bc8
- 2.Sb4#
- 2.Rd4#
- 2.Qc3#
- 2.Qd4#
- 1...Sg3
- 2.Sb4#
- 2.Rd4#
- 2.Qc3#
- 2.Qd4#
- 1...Sa6
- 2.Rd4#
- 2.Qc3#
- 2.Qd4#
- 2.Qxf5#
- 2.Qxa6#
- 1...Sc6
- 2.Qc3#
- 2.Qxf5#
- 1...Be6+!
- threat
- 1.Be4+?
- Keys
- 1.Ra4!
- 1...Be6+
- 2.dxe6#
- 1...Rxf1
- 2.Bxf1#
- 1...Bxg6
- 2.Qxg6#
- 1...Sxf2
- 2.Qg3#
- 1...bxa2
- 2.Qa3#
- 1...Rd2
- 2.Rxd2#
- 1...Ra1
- 2.Rd2#
- 1...Rb1
- 2.Rd2#
- 1...Rc1
- 2.Rd2#
- 1...Re1
- 2.Rd2#
- 1...Bh3
- 2.Be4#
- 1...Be4
- 2.Bxe4#
- 1...Bg4
- 2.Be4#
- 1...Bd7
- 2.Be4#
- 1...Bc8
- 2.Be4#
- 1...Sg3
- 2.Qxg3#
- 1...Sa6
- 2.Qxa6#
- 1...Sc6
- 2.dxc6#
- 1...Sd7
- 2.Qa6#
- 1...Be6+
- 1.Ra4!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 7
- REMOVED MATES = 0
- Sets
- R(a);N_GUARD::R1(C)
- R(a);OGATE,XS(A)::B(E),XR(a)
- R(a);N_GUARD::R1(C),XR(a)
- B(e);CHECK,OGATE::QAR(H)+P(G),XB(e)
- B(e);OGATE,XP(I)::QAB(H),XB(e)
- S(f);N_GUARD::QAB(H),XS(f)
- S(f);OGATE::QAR(H)+P(G),XS(f)
- S(f);N_GUARD::QAB(H)
- P(c);OGATEB,XS(B)::QAR(H)
- Tries
- Try
- B(E);CHECK
- Vars
- K(d);S_FLIGHT::QAR1(H)
- K(d);P-FLIGHT::R(F)+B(E),XB(e)
- Refutation
- B(e);XB(E)
- Try
- R(C);CHECK,XP(c)
- Vars
- K(d);OGATE,S_FLIGHT::R1(C)
- Refutation
- K(d);S_FLIGHT
- Try
- R(F);
- Vars
- B(e);CHECK,OGATE::QAR(H)+P(G),XB(e)
- R(a);OGATE,XS(A)::B(E),XR(a)
- B(e);OGATE,XP(I)::QAB(H),XB(e)
- S(b);N_GUARD,XP(D)::QAR(H)
- R(a);N_GUARD::R1(C),XR(a)
- R(a);N_GUARD::R1(C)
- B(e);N_GUARD::B(E)
- B(e);N_GUARD::B(E),XB(e)
- S(b);N_GUARD::QAR(H),XS(b)
- S(f);N_GUARD::QAB(H),XS(f)
- S(f);OGATE::QAR(H)+P(G),XS(f)
- S(f);N_GUARD::QAB(H)
- Refutation
- P(c);XS(B)
- Try
- Q(H);
- Threat
- DUALS(7)
- Refutation
- B(e);CHECK
- Try
- Q(H);
- Threat
- DUALS(7)
- Refutation
- B(e);CHECK
- Try
- Q(H);
- Threat
- DUALS(7)
- Refutation
- B(e);CHECK
- Try
- Q(H);
- Threat
- DUALS(2)
- Vars
- B(e);N_GUARD::QAB1(H),XB(e)
- R(a);N_GUARD::R1(C)
- S(b);::QAR1(H)
- Refutation
- B(e);CHECK
- Try
- Q(H);
- Threat
- DUALS(3)
- Vars
- P(c);XS(B)::QAR1(H)
- B(e);N_GUARD::QAB1(H),XB(e)
- R(a);N_GUARD::R1(C)
- S(b);::QAR1(H)
- Refutation
- B(e);CHECK,XQ(H)
- Try
- Q(H);
- Threat
- DUALS(5)
- Vars
- P(c);XS(B)::QAR1(H)
- B(e);::QAR1(H)
- Refutation
- B(e);CHECK
- Try
- Actual
- R(F);
- Vars
- B(e);CHECK,OGATE::QAR(H)+P(G),XB(e)
- R(a);OGATE,XS(A)::B(E),XR(a)
- B(e);OGATE,XP(I)::QAB(H),XB(e)
- S(b);N_GUARD,XP(D)::QAR(H)
- P(c);OGATEB,XS(B)::QAR(H)
- R(a);N_GUARD::R1(C),XR(a)
- R(a);N_GUARD::R1(C)
- B(e);N_GUARD::B(E)
- B(e);N_GUARD::B(E),XB(e)
- S(b);N_GUARD::QAR(H),XS(b)
- S(f);N_GUARD::QAB(H),XS(f)
- S(f);OGATE::QAR(H)+P(G),XS(f)
- S(f);N_GUARD::QAB(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).