MESON Chess Problem Database
Problem Display
PID: 159357 (8/8/Q5r1/7r/2pRNP2/2P1kB1R/1n1N2pB/6K1 w - - 0 1)
Rice, John Michael
Europe Echecs, 1961
#2
10 + 6
| 133 | The Problemist Supplement | 2016 |
SOLUTION
- SOUND
- Sets
- 1...Ra5
- 2.Bg4#
- 1...Rb5
- 2.Bg4#
- 1...Rc5
- 2.Bg4#
- 1...Rd5
- 2.Bg4#
- 1...Re5
- 2.Bg4#
- 1...Rf5
- 2.Bg4#
- 1...Rhg5
- 2.Bg4#
- 1...Rxa6
- 2.Bxh5#
- 1...Rb6
- 2.Bxh5#
- 1...Rc6
- 2.Bxh5#
- 1...Rd6
- 2.Bxh5#
- 1...Re6
- 2.Bxh5#
- 1...Rf6
- 2.Bxh5#
- 1...Rh6
- 2.Bxh5#
- 1...Sd1
- 2.Sxc4#
- 1...Sd3
- 2.Sxc4#
- 1...Sa4
- 2.Sxc4#
- 1...Ra5
- Tries
- 1.Qxc4?
- threat
- 2.Qe2#
- 1...Sxc4
- 2.Sxc4#
- 1...Sd3
- 2.Rxd3#
- 2.Qxd3#
- 1...Rg3!
- threat
- 1.Qa1?
- threat
- 2.Qe1#
- 1...Sd1
- 2.Sxc4#
- 1...Sd3
- 2.Sxc4#
- 1...Rg3!
- threat
- 1.Qb6?
- 1...Rxh3
- 2.Rd6#
- 1...Rxb6
- 2.Bxh5#
- 1...Rh4
- 2.Rd6#
- 1...Ra5
- 2.Bg4#
- 1...Rb5
- 2.Bg4#
- 1...Rc5
- 2.Bg4#
- 1...Rd5
- 2.Bg4#
- 1...Re5
- 2.Bg4#
- 1...Rf5
- 2.Bg4#
- 1...Rhg5
- 2.Bg4#
- 1...Rhh6
- 2.Rd6#
- 1...Rh7
- 2.Rd6#
- 1...Rh8
- 2.Rd6#
- 1...Rg4
- 2.Rd5#
- 1...Rgg5
- 2.Rd5#
- 1...Rc6
- 2.Bxh5#
- 1...Rd6
- 2.Bxh5#
- 1...Re6
- 2.Bxh5#
- 1...Rf6
- 2.Bxh5#
- 1...Rgh6
- 2.Bxh5#
- 1...Rg7
- 2.Rd5#
- 1...Rg8
- 2.Rd5#
- 1...Sd1
- 2.Sxc4#
- 1...Sd3
- 2.Sxc4#
- 1...Sa4
- 2.Sxc4#
- 1...Rg3!
- 1...Rxh3
- 1.Qxc4?
- Keys
- 1.Qe6!
- 1...Rxh3
- 2.Sf6#
- 1...Rxe6
- 2.Bxh5#
- 1...Rg3
- 2.Sg5#
- 1...Rh4
- 2.Sf6#
- 1...Ra5
- 2.Bg4#
- 1...Rb5
- 2.Bg4#
- 1...Rc5
- 2.Bg4#
- 1...Rd5
- 2.Bg4#
- 1...Re5
- 2.Bg4#
- 1...Rf5
- 2.Bg4#
- 1...Rhg5
- 2.Bg4#
- 1...Rhh6
- 2.Sf6#
- 1...Rh7
- 2.Sf6#
- 1...Rh8
- 2.Sf6#
- 1...Rg4
- 2.Sg5#
- 1...Rgg5
- 2.Sxg5#
- 1...Rf6
- 2.Bxh5#
- 1...Rgh6
- 2.Bxh5#
- 1...Rg7
- 2.Sg5#
- 1...Rg8
- 2.Sg5#
- 1...Sd1
- 2.Sxc4#
- 1...Sd3
- 2.Sxc4#
- 1...Sa4
- 2.Sxc4#
- 1...Rxh3
- 1.Qe6!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 10
- REMOVED MATES = 4
- Sets
- R(e);N_GUARD::R(F)+B(E)
- R(f);N_GUARD,XQ(J)::R(F)+B(E),XR(e)
- R(f);N_GUARD::R(F)+B(E),XR(e)
- S(a);N_GUARD::S(B),XP(d)
- Tries
- Try
- Q(J);XP(d)
- Threat
- QAR1(J)
- Vars
- S(a);XQ(J)::S(B),XS(a)
- Refutation
- R(f);
- Try
- Q(J);
- Threat
- QAR2(J)
- Vars
- S(a);N_GUARD::S(B),XP(d)
- Refutation
- R(f);
- Try
- Q(J);
- Vars
- R(e);N_GUARD,XR(F)::QAB(J)+R(G)
- R(f);N_GUARD,XQ(J)::R(F)+B(E),XR(e)
- R(e);N_GUARD::QAB(J)+R(G)
- R(e);N_GUARD::R(F)+B(E)
- R(f);N_GUARD::QAB(J)+R(G)
- R(f);N_GUARD::R(F)+B(E),XR(e)
- S(a);N_GUARD::S(B),XP(d)
- Refutation
- R(f);
- Try
- Actual
- Q(J);
- Vars
- R(e);N_GUARD,XR(F)::QAR(J)+S(H)
- R(f);N_GUARD,XQ(J)::R(F)+B(E),XR(e)
- R(f);N_GUARD::QAR(J)+S(H)
- R(e);N_GUARD::QAR(J)+S(H)
- R(e);N_GUARD::R(F)+B(E)
- R(f);N_GUARD::QAR(J)+S(H),XR(f)
- R(f);N_GUARD::R(F)+B(E),XR(e)
- S(a);N_GUARD::S(B),XP(d)
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).