MESON Chess Problem Database
Problem Display
PID: 139064 (K1b5/RpkpQ2R/p7/P3r3/1Nr1P3/2p2nB1/2P5/8 w - - 0 1)
Walen, E
Source?, 0000
#2
9 + 9
| 56 | The Problemist | 1937 |
SOLUTION
- SOUND
- Sets
- 1...Rc6
- 2.Sd5#
- 1...Se1
- 2.Bxe5#
- 1...Sg1
- 2.Bxe5#
- 1...Sd2
- 2.Bxe5#
- 1...Sh2
- 2.Bxe5#
- 1...Sd4
- 2.Bxe5#
- 1...Sh4
- 2.Bxe5#
- 1...Sg5
- 2.Bxe5#
- 1...Rc6
- Tries
- 1.Rh6?
- threat
- 2.Sd5#
- 2.Sxa6#
- 1...Rd4
- 2.Sxa6#
- 2.Rc6#
- 1...Rc5
- 2.Sxa6#
- 1...Rc6
- 2.Sd5#
- 2.Rxc6#
- 1...Rxb4!
- threat
- 1.Qf6?
- threat
- 2.Sd5#
- 2.Sxa6#
- 2.Qb6#
- 1...Rd4
- 2.Sxa6#
- 2.Qb6#
- 1...Rc5
- 2.Sxa6#
- 2.Qb6#
- 1...Rc6
- 2.Sd5#
- 1...Rxb4!
- threat
- 1.Qxe5+?
- 1...Kd8
- 2.Rh8#
- 2.Qh8#
- 2.Qe7#
- 1...Sxe5!
- 1...Kd8
- 1.Rh6?
- Keys
- 1.Rh8!
- 1...Rxb4
- 2.Qc5#
- 1...Rxe4
- 2.Qc5#
- 1...Rd4
- 2.Qc5#
- 1...Rc5
- 2.Qxc5#
- 1...Rc6
- 2.Sd5#
- 1...Se1
- 2.Bxe5#
- 1...Sg1
- 2.Bxe5#
- 1...Sd2
- 2.Bxe5#
- 1...Sh2
- 2.Bxe5#
- 1...Sd4
- 2.Bxe5#
- 1...Sh4
- 2.Bxe5#
- 1...Sg5
- 2.Bxe5#
- 1...Rxb4
- 1.Rh8!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 4
- REMOVED MATES = 0
- Sets
- R(c);SBLOCK::S(C)
- S(b);N_GUARD::B(B),XR(d)
- Tries
- Try
- R(H);
- Threat
- DUALS(2)
- Vars
- R(c);::S(C),XP(e)
- Refutation
- R(c);XS(C)
- Try
- Q(G);
- Threat
- DUALS(3)
- Vars
- R(c);::S(C)
- Refutation
- R(c);XS(C)
- Try
- Q(G);CHECK,XR(d)
- Refutation
- S(b);P_SPINS(b),XQ(G)
- Try
- Actual
- R(H);
- Vars
- R(c);N_GUARD,XS(C)::QAR2(G)
- R(c);N_GUARD,XP(D)::QAR2(G)
- R(c);N_GUARD::QAR2(G)
- R(c);N_GUARD::QAR2(G),XR(c)
- R(c);SBLOCK::S(C)
- S(b);N_GUARD::B(B),XR(d)
Developed and maintained by Brian Stephenson.
Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) &
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