MESON Chess Problem Database
Problem Display
PID: 198393 (2Q5/1p6/5p2/1PPk1K2/2pbRPP1/2pq4/2P5/3R1N1B w - - 0 1)
Muller, WCAL
Brisbane Courier, 1920
#2
11 + 7
| 6490 | yacpdb | 2019 |
SOLUTION
- SOUND
- Sets
- 1...Qxf1
- 2.Rdxd4#
- 2.Rexd4#
- 2.Re5#
- 1...Qxc2
- 2.Se3#
- 2.Rxd4#
- 1...Qe2
- 2.Rdxd4#
- 2.Rxe2#
- 2.Rexd4#
- 2.Re5#
- 1...Qxe4+
- 2.Bxe4#
- 1...Qxd1
- 2.Re2#
- 2.Re5#
- 1...Qd2
- 2.Re2#
- 2.Re5#
- 1...Qe3
- 2.Sxe3#
- 2.Rxe3#
- 2.Rexd4#
- 2.Re5#
- 1...Qf3
- 2.Rdxd4#
- 2.Rexd4#
- 1...Qg3
- 2.Rdxd4#
- 2.Rexd4#
- 2.Re5#
- 1...Qh3
- 2.Rdxd4#
- 2.Rexd4#
- 2.Re5#
- 1...Be3
- 2.Sxe3#
- 1...Bxc5
- 2.Qe6#
- 1...Be5
- 2.Se3#
- 1...b6
- 2.Qc6#
- 1...Qxf1
- Tries
- 1.Se3+?
- 1...Qxe3
- 2.Rxe3#
- 2.Rexd4#
- 2.Re5#
- 1...Bxe3!
- 1...Qxe3
- 1.Qc7?
- threat
- 2.Qd6#
- 1...Qxe4+
- 2.Bxe4#
- 1...Be5
- 2.Se3#
- 1...Bxc5!
- threat
- 1.Qf8?
- threat
- 2.Qd6#
- 1...Qxe4+
- 2.Bxe4#
- 1...Be5
- 2.Se3#
- 1...Bxc5!
- threat
- 1.cxd3?
- threat
- 2.Ree1#
- 2.Re2#
- 2.Re3#
- 2.Re5#
- 2.Re6#
- 2.Re7#
- 2.Re8#
- 1...Bxc5
- 2.Qe6#
- 2.dxc4#
- 1...Bg1
- 2.Rxc4#
- 2.dxc4#
- 1...Bf2
- 2.Rxc4#
- 2.dxc4#
- 1...Be3
- 2.Sxe3#
- 2.Rxc4#
- 2.dxc4#
- 1...Be5
- 2.Se3#
- 2.Rxc4#
- 2.dxc4#
- 1...cxd3!
- threat
- 1.Se3+?
- Keys
- 1.Kg6!
- 1...Qxe4+
- 2.Qf5#
- 1...Qxf1
- 2.Rdxd4#
- 2.Rexd4#
- 2.Re5#
- 2.Qf5#
- 1...Qxc2
- 2.Se3#
- 2.Rxd4#
- 2.Qf5#
- 1...Qxd1
- 2.Re2#
- 2.Re5#
- 1...Bxc5
- 2.Qe6#
- 1...Qf3
- 2.Rdxd4#
- 2.Rexd4#
- 2.Qf5#
- 1...Qe2
- 2.Rdxd4#
- 2.Rxe2#
- 2.Rexd4#
- 2.Re5#
- 2.Qf5#
- 1...Qd2
- 2.Re2#
- 2.Re5#
- 1...Qe3
- 2.Sxe3#
- 2.Rxe3#
- 2.Rexd4#
- 2.Re5#
- 2.Qf5#
- 1...Qg3
- 2.Rdxd4#
- 2.Rexd4#
- 2.Re5#
- 2.Qf5#
- 1...Qh3
- 2.Rdxd4#
- 2.Rexd4#
- 2.Re5#
- 2.Qf5#
- 1...Bg1
- 2.Qf5#
- 1...Bf2
- 2.Qf5#
- 1...Be3
- 2.Sxe3#
- 2.Qf5#
- 1...Be5
- 2.Se3#
- 1...f5
- 2.Re5#
- 1...b6
- 2.Qc6#
- 1...Qxe4+
- 1.Kg6!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 1
- ADDED MATES = 3
- REMOVED MATES = 1
- Sets
- Q(b);CHECK,OGATE,P_SPINB(d),P_SPINQ(b),XR(E)::B(C),XQ(b)
- B(d);N_GUARD,P_SPINQ(b)::S(B),XB(d)
- B(d);P_SPINQ(b),SBLOCK,XP(I)::QAB1(K)
- B(d);N_GUARD,P_SPINQ(b)::S(B)
- P(g);N_GUARD::QAB1(K)
- Tries
- Try
- S(B);CHECK
- Refutation
- B(d);P_SPINQ(b),XS(B)
- Try
- Q(K);
- Threat
- QAR1(K)
- Vars
- Q(b);CHECK,OGATE,P_SPINB(d),P_SPINQ(b),XR(E)::B(C),XQ(b)
- B(d);N_GUARD,P_SPINQ(b)::S(B)
- Refutation
- B(d);P_SPINQ(b),XP(I)
- Try
- Q(K);
- Threat
- QAR1(K)
- Vars
- Q(b);CHECK,OGATE,P_SPINB(d),P_SPINQ(b),XR(E)::B(C),XQ(b)
- B(d);N_GUARD,P_SPINQ(b)::S(B)
- Refutation
- B(d);P_SPINQ(b),XP(I)
- Try
- P(D);N_SPINR(E),XQ(b)
- Threat
- DUALS(7)
- Refutation
- P(c);XP(D)
- Try
- Actual
- K(J);S_FLIGHT
- Vars
- Q(b);CHECK,P_SPINB(d),P_SPINQ(b),XR(E)::QAR2(K)
- B(d);P_SPINQ(b),SBLOCK,XP(I)::QAB1(K)
- B(d);N_GUARD,P_SPINQ(b)::QAR2(K)
- B(d);N_GUARD,P_SPINQ(b)::S(B)
- P(f);N_PINR(E)::B(C)+R(E),DCHECK
- P(g);N_GUARD::QAB1(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).