MESON Chess Problem Database
Problem Display
PID: 57359 (1b6/8/2N4B/p1ppQp2/2N4R/1p1kP3/3P3K/3B4 w - - 0 1)
Muller, WC Jr
1st Comm., Brisbane Courier, 1920
#2
9 + 7
SOLUTION
- SOUND
- Sets
- 1...Bxe5+
- 2.S6xe5#
- 1...Ba7
- 2.Qc3#
- 2.Qxd5#
- 2.Qxf5#
- 1...f4
- 2.Qxd5#
- 1...Bxe5+
- Tries
- 1.Kg1?
- threat
- 2.Qc3#
- 2.Qxd5#
- 2.Qxf5#
- 1...Bxe5
- 2.S6xe5#
- 1...dxc4
- 2.Qc3#
- 2.Qd5#
- 1...f4
- 2.Qxd5#
- 1...d4!
- threat
- 1.Kh1?
- threat
- 2.Qc3#
- 2.Qxd5#
- 2.Qxf5#
- 1...Bxe5
- 2.S6xe5#
- 1...dxc4
- 2.Qc3#
- 2.Qd5#
- 1...f4
- 2.Qxd5#
- 1...d4!
- threat
- 1.Kg2?
- threat
- 2.Qc3#
- 2.Qxd5#
- 2.Qxf5#
- 1...Bxe5
- 2.S6xe5#
- 1...dxc4
- 2.Qc3#
- 2.Qd5#
- 1...f4
- 2.Qxd5#
- 1...d4!
- threat
- 1.Kh3?
- threat
- 2.Qc3#
- 2.Qxd5#
- 2.Qxf5#
- 1...Bxe5
- 2.S6xe5#
- 1...dxc4
- 2.Qc3#
- 2.Qd5#
- 1...f4
- 2.Qxd5#
- 1...d4!
- threat
- 1.Sb4+?
- 1...cxb4
- 2.Rd4#
- 1...axb4!
- 1...cxb4
- 1.Sxb8?
- threat
- 2.Qc3#
- 2.Qxd5#
- 2.Qxf5#
- 1...dxc4
- 2.Qc3#
- 2.Qd6#
- 2.Qd5#
- 1...f4
- 2.Qxd5#
- 1...d4!
- threat
- 1.Rf4?
- threat
- 2.Qc3#
- 2.Qxd5#
- 2.Qxf5#
- 1...Bxe5
- 2.S6xe5#
- 1...dxc4
- 2.Qc3#
- 2.Qd5#
- 1...d4!
- threat
- 1.Qd6?
- threat
- 2.S6e5#
- 1...f4
- 2.Qxd5#
- 1...Bxd6+!
- threat
- 1.Qxb8?
- threat
- 2.S6e5#
- 2.Qxb3#
- 1...dxc4
- 2.Qd6#
- 2.Qd8#
- 1...b2
- 2.S6e5#
- 2.Qb3#
- 1...a4
- 2.S6e5#
- 1...f4!
- threat
- 1.Kg1?
- Keys
- 1.e4!
- threat
- 2.Sb2#
- 1...Bxe5+
- 2.S4xe5#
- 1...Kxc4
- 2.Be2#
- 1...dxc4
- 2.Rh3#
- 1...b2
- 2.Sxb2#
- 1...f4
- 2.Qxd5#
- threat
- 1.e4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 1
- ADDED MATES = 3
- REMOVED MATES = 0
- Sets
- B(g);CHECK,XQ(G)::S(H),XB(g)
- P(f);N_PINQ(G)::QAR2(G),XP(e)
- Tries
- Try
- K(C);N_SPINQ(G),S_FLIGHT
- Threat
- DUALS(3)
- Vars
- B(g);XQ(G)::S(H),XB(g)
- P(f);::QAR2(G),XP(e)
- Refutation
- P(e);
- Try
- K(C);N_SPINQ(G),P-FLIGHT
- Threat
- DUALS(3)
- Vars
- B(g);XQ(G)::S(H),XB(g)
- P(f);::QAR2(G),XP(e)
- Refutation
- P(e);
- Try
- K(C);N_SPINQ(G),P-FLIGHT
- Threat
- DUALS(3)
- Vars
- B(g);XQ(G)::S(H),XB(g)
- P(f);::QAR2(G),XP(e)
- Refutation
- P(e);
- Try
- K(C);N_SPINQ(G),P-FLIGHT
- Threat
- DUALS(3)
- Vars
- B(g);XQ(G)::S(H),XB(g)
- P(f);::QAR2(G),XP(e)
- Refutation
- P(e);
- Try
- S(H);CHECK
- Vars
- P(d);XS(H)::R1(F)
- Refutation
- P(c);XS(H)
- Try
- S(H);N_SPINQ(G),XB(g)
- Threat
- DUALS(3)
- Vars
- P(f);::QAR2(G),XP(e)
- Refutation
- P(e);
- Try
- R(F);N_SPINQ(G)
- Threat
- DUALS(3)
- Vars
- B(g);P_PINR(F),XQ(G)::S(H),XB(g)
- Refutation
- P(e);
- Try
- Q(G);P_PINP(e)
- Threat
- S(H)
- Vars
- P(f);N_PINQ(G)::QAR2(G),XP(e)
- Refutation
- B(g);CHECK,N_SPINP(e),XQ(G)
- Try
- Q(G);N_SPINQ(G),XB(g)
- Threat
- DUALS(2)
- Vars
- P(c);::S(H)
- Refutation
- P(f);
- Try
- Actual
- P(D);
- Threat
- S(E)
- Vars
- B(g);CHECK,XQ(G)::S(E),XB(g)
- K(b);S_FLIGHT,XS(E)::B(A)
- P(e);SBLOCK,XS(E)::R(F)
- P(a);::S(E),XP(a)
- P(f);N_PINQ(G)::QAR2(G),XP(e)
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).