MESON Chess Problem Database
Problem Display
PID: 147628 (2r4Q/3B4/1P1p4/3k1p1n/1Pp1N3/2Br1P1p/7R/4R1K1 w - - 0 1)
Dawson, Thomas Rayner
Yorkshire Weekly Post, 1920
(First published on Sat Jan 22 1910)
#2
10 + 8
| 15256 | TRD Scrapbook | 2013 |
SOLUTION
- SOUND
- Sets
- 1...Rd1
- 2.Rxd1#
- 1...Rd2
- 2.Rxd2#
- 1...Rxc3
- 2.Sxc3#
- 1...Re3
- 2.Qd4#
- 1...Rxf3
- 2.Qd4#
- 1...Rd4
- 2.Qxd4#
- 1...Rc5
- 2.Qg8#
- 1...Rc6
- 2.Qg8#
- 1...Rc7
- 2.Qg8#
- 1...Ra8
- 2.Qxa8#
- 1...Rg8+
- 2.Qxg8#
- 1...Sg3
- 2.Sf6#
- 1...Sf4
- 2.Sf6#
- 1...Sf6
- 2.Sxf6#
- 1...Sg7
- 2.Sf6#
- 1...fxe4
- 2.Qxh5#
- 2.fxe4#
- 1...f4
- 2.Qxh5#
- 1...Rd1
- Tries
- 1.Bc6+?
- 1...Ke6
- 2.Sg5#
- 1...Rxc6
- 2.Qg8#
- 1...Kxc6!
- 1...Ke6
- 1.Ra2?
- 1...Rg8+
- 2.Qxg8#
- 1...Rxc3
- 2.Sxc3#
- 1...Rxf3
- 2.Qd4#
- 1...Rxh8
- 2.Ra5#
- 1...fxe4
- 2.Qxh5#
- 2.fxe4#
- 1...Rb8
- 2.Ra5#
- 1...Rd1
- 2.Rxd1#
- 1...Rd2
- 2.Rxd2#
- 1...Re3
- 2.Qd4#
- 1...Rd4
- 2.Qxd4#
- 1...Rc5
- 2.Qg8#
- 1...Rc6
- 2.Qg8#
- 1...Rc7
- 2.Qg8#
- 1...Ra8
- 2.Qxa8#
- 1...Rd8
- 2.Ra5#
- 1...Re8
- 2.Ra5#
- 1...Rf8
- 2.Ra5#
- 1...Sg3
- 2.Sf6#
- 1...Sf4
- 2.Sf6#
- 1...Sf6
- 2.Sxf6#
- 1...Sg7
- 2.Sf6#
- 1...f4
- 2.Qxh5#
- 1...h2+!
- 1...Rg8+
- 1.Qf6?
- threat
- 2.Qxf5#
- 2.Qxd6#
- 2.Qe6#
- 2.Qf7#
- 1...Rxc3
- 2.Sxc3#
- 2.Qxd6#
- 1...Rxf3
- 2.Qd4#
- 2.Qxd6#
- 2.Qe6#
- 2.Qf7#
- 1...Sxf6
- 2.Sxf6#
- 1...fxe4
- 2.Qg5#
- 2.Qf5#
- 2.Qe6#
- 2.Qf7#
- 2.fxe4#
- 1...Rd4
- 2.Qxd4#
- 2.Qxf5#
- 2.Qxd6#
- 2.Qe6#
- 1...Rc6
- 2.Be6#
- 2.Qxf5#
- 2.Qe6#
- 2.Qf7#
- 1...Re8
- 2.Qxd6#
- 1...Rf8
- 2.Qxd6#
- 2.Qe6#
- 1...Sg3
- 2.Qxd6#
- 2.Qe6#
- 2.Qf7#
- 1...Sf4
- 2.Qxf5#
- 2.Qxd6#
- 1...Sg7
- 2.Qxd6#
- 1...f4
- 2.Qg5#
- 2.Qf5#
- 2.Qxd6#
- 2.Qe6#
- 2.Qf7#
- 1...Rg8+!
- threat
- 1.Qh6?
- threat
- 2.Qxd6#
- 2.Qe6#
- 1...Rxc3
- 2.Qxd6#
- 1...fxe4
- 2.Qg5#
- 2.Qxh5#
- 2.Qe6#
- 2.fxe4#
- 1...Rc6
- 2.Be6#
- 2.Qe6#
- 1...Re8
- 2.Qxd6#
- 1...Sf4
- 2.Sf6#
- 2.Qxd6#
- 1...Sf6
- 2.Sxf6#
- 1...Sg7
- 2.Sf6#
- 2.Qxd6#
- 1...Rg8+!
- threat
- 1.Qf8?
- threat
- 2.Qxd6#
- 2.Qxf5#
- 2.Qf7#
- 1...Rxc3
- 2.Qxd6#
- 1...Rxf3
- 2.Qxd6#
- 2.Qf7#
- 1...fxe4
- 2.Qf5#
- 2.Qf7#
- 2.fxe4#
- 1...Rd4
- 2.Qxd6#
- 2.Qxf5#
- 1...Rc6
- 2.Qxf5#
- 2.Qf7#
- 2.Qg8#
- 1...Re8
- 2.Qxd6#
- 1...Sg3
- 2.Sf6#
- 2.Qxd6#
- 2.Qf7#
- 1...Sf4
- 2.Sf6#
- 2.Qxd6#
- 2.Qxf5#
- 1...Sf6
- 2.Sxf6#
- 2.Qxd6#
- 2.Qf7#
- 1...Sg7
- 2.Sf6#
- 2.Qxd6#
- 1...f4
- 2.Qxd6#
- 2.Qf5#
- 2.Qf7#
- 1...Rxf8!
- threat
- 1.Bc6+?
- Keys
- 1.Ra1!
- 1...Rd1+
- 2.Rxd1#
- 1...Rg8+
- 2.Qxg8#
- 1...Rxc3
- 2.Sxc3#
- 1...Rxf3
- 2.Qd4#
- 1...Rxh8
- 2.Ra5#
- 1...fxe4
- 2.Qxh5#
- 1...Rd2
- 2.Rxd2#
- 1...Re3
- 2.Qd4#
- 1...Rd4
- 2.Qxd4#
- 1...Rc5
- 2.Qg8#
- 1...Rc6
- 2.Qg8#
- 1...Rc7
- 2.Qg8#
- 1...Ra8
- 2.Qxa8#
- 1...Rb8
- 2.Ra5#
- 1...Rd8
- 2.Ra5#
- 1...Re8
- 2.Ra5#
- 1...Rf8
- 2.Ra5#
- 1...Sg3
- 2.Sf6#
- 1...Sf4
- 2.Sf6#
- 1...Sf6
- 2.Sxf6#
- 1...Sg7
- 2.Sf6#
- 1...f4
- 2.Qxh5#
- 1...Rd1+
- 1.Ra1!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 6
- REMOVED MATES = 0
- Sets
- R(a);OGATEB,P_PINR(A)::R(A),XR(a)
- R(a);OGATEB::R(C),XR(a)
- R(a);XB(D)::S(G),XR(a)
- R(a);N_GUARD::QAR1(J)
- R(a);N_GUARD,XP(E)::QAR1(J)
- R(a);N_GUARD::QAR1(J),XR(a)
- R(h);N_GUARD::QAB(J)
- R(h);OGATE::QAB(J),XR(h)
- R(h);CHECK,N_GUARD::QAB(J),XR(h)
- S(f);N_GUARD::S(G)
- S(f);N_GUARD::S(G),XS(f)
- P(e);OGATEB::QAR(J),XS(f)
- Tries
- Try
- B(I);CHECK
- Vars
- K(d);S_FLIGHT::R(A)+S(G),DCHECK
- R(h);SBLOCK,XB(I)::QAB(J)
- Refutation
- K(d);S_FLIGHT,XB(I)
- Try
- R(C);
- Vars
- R(h);CHECK,N_GUARD::QAB(J),XR(h)
- R(a);XB(D)::S(G),XR(a)
- R(a);N_GUARD,XP(E)::QAR1(J)
- R(h);N_GUARD,XQ(J)::R(C)
- R(h);N_GUARD::R(C)
- R(a);OGATEB,P_PINR(A)::R(A),XR(a)
- R(a);OGATEB::R(C),XR(a)
- R(a);N_GUARD::QAR1(J)
- R(a);N_GUARD::QAR1(J),XR(a)
- R(h);N_GUARD::QAB(J)
- R(h);OGATE::QAB(J),XR(h)
- S(f);N_GUARD::S(G)
- S(f);N_GUARD::S(G),XS(f)
- P(e);OGATEB::QAR(J),XS(f)
- Refutation
- P(b);CHECK
- Try
- Q(J);
- Threat
- DUALS(4)
- Vars
- S(f);XQ(J)::S(G),XS(f)
- R(h);::QAR1(J),XP(g)
- S(f);::QAR1(J),XP(g)
- Refutation
- R(h);CHECK
- Try
- Q(J);
- Threat
- DUALS(2)
- Vars
- R(a);XB(D)::QAR1(J),XP(g)
- R(h);::QAR1(J),XP(g)
- S(f);N_GUARD::S(G),XS(f)
- Refutation
- R(h);CHECK
- Try
- Q(J);
- Threat
- DUALS(3)
- Vars
- R(a);XB(D)::QAR1(J),XP(g)
- R(h);::QAR1(J),XP(g)
- Refutation
- R(h);XQ(J)
- Try
- Actual
- R(A);
- Vars
- R(a);CHECK,OGATEB::R(A),XR(a)
- R(h);CHECK,N_GUARD::QAB(J),XR(h)
- R(a);XB(D)::S(G),XR(a)
- R(a);N_GUARD,XP(E)::QAR1(J)
- R(h);N_GUARD,XQ(J)::R(A)
- P(e);OGATEB,XS(G)::QAR(J),XS(f)
- R(a);OGATEB::R(C),XR(a)
- R(a);N_GUARD::QAR1(J)
- R(a);N_GUARD::QAR1(J),XR(a)
- R(h);N_GUARD::QAB(J)
- R(h);OGATE::QAB(J),XR(h)
- R(h);N_GUARD::R(A)
- S(f);N_GUARD::S(G)
- S(f);N_GUARD::S(G),XS(f)
- P(e);OGATEB::QAR(J),XS(f)
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).