MESON Chess Problem Database
Problem Display
PID: 181241 (5B2/3P4/4p3/1B2p3/PnP1P3/kb1RN2R/qpQp4/rrbK4 w - - 0 1)
Ouellet, Charles
Problem Observer, 2013
#2
11 + 11
SOLUTION
- SOUND
- Tries
- 1.Rxd2?
- 1...Bxc2+
- 2.Sxc2#
- 1...Bxa4
- 2.Qxa4#
- 1...Bxc4
- 2.Sxc4#
- 1...Bxd2+!
- 1...Bxc2+
- 1.Rd4?
- 1...Bxc2+
- 2.Sxc2#
- 1...Bxa4
- 2.Qxa4#
- 1...Bxc4
- 2.Sxc4#
- 1...exd4!
- 1...Bxc2+
- 1.Rd5?
- 1...Bxc2+
- 2.Sxc2#
- 1...Bxa4
- 2.Qxa4#
- 1...Bxc4
- 2.Sxc4#
- 1...exd5!
- 1...Bxc2+
- 1.Rxd2?
- Keys
- 1.Rd6!
- 1...Bxc2+
- 2.Sxc2#
- 1...Bxa4
- 2.Qxa4#
- 1...Bxc4
- 2.Sxc4#
- 1...Sxc2
- 2.Sxc2#
- 1...Sd3
- 2.Rxd3#
- 1...Sd5
- 2.Rxd5#
- 1...Sa6
- 2.Rxa6#
- 1...Sc6
- 2.Rxc6#
- 1...Bxc2+
- 1.Rd6!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 8
- REMOVED MATES = 0
- Sets
- Tries
- Try
- R(C);N_PINB(h),XP(f)
- Vars
- B(h);CHECK,XQ(B)::R(E)+S(D),DCHECK,XB(h)
- B(h);XP(F)::QAR1(B),XB(h)
- B(h);N_PINQ(B),XP(G)::R(E)+S(D),DCHECK,XB(h)
- Refutation
- B(c);CHECK,XR(C)
- Try
- R(C);N_PINB(h)
- Vars
- B(h);CHECK,XQ(B)::R(E)+S(D),DCHECK,XB(h)
- B(h);XP(F)::QAR1(B),XB(h)
- B(h);N_PINQ(B),XP(G)::R(E)+S(D),DCHECK,XB(h)
- Refutation
- P(j);XR(C)
- Try
- R(C);N_PINB(h)
- Vars
- B(h);CHECK,XQ(B)::R(E)+S(D),DCHECK,XB(h)
- B(h);XP(F)::QAR1(B),XB(h)
- B(h);N_PINQ(B),XP(G)::R(E)+S(D),DCHECK,XB(h)
- Refutation
- P(k);XR(C)
- Try
- Actual
- R(C);N_PINB(h),N_PINS(i)
- Vars
- B(h);CHECK,XQ(B)::R(E)+S(D),DCHECK,XB(h)
- B(h);XP(F)::QAR1(B),XB(h)
- B(h);N_PINQ(B),XP(G)::R(E)+S(D),DCHECK,XB(h)
- S(i);XQ(B)::S(D),XS(i)
- S(i);OGATEB::B(K)+R(C),XS(i)
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).