MESON Chess Problem Database
Problem Display
PID: 207797 (8/6p1/4NnPp/5Q2/1B4Bk/R3pR2/4Pnp1/6Kb w - - 0 1)
Rice, John Michael
Phenix, 1996
#2
9 + 8
SOLUTION
- SOUND
- Sets
- 1...Sd1
- 2.Rh3#
- 1...Sd3
- 2.Rh3#
- 1...Sh3+
- 2.Rxh3#
- 1...S2e4
- 2.Rh3#
- 1...S6e4
- 2.Qh5#
- 1...Sd5
- 2.Qh5#
- 1...Sh5
- 2.Qxh5#
- 1...Sd7
- 2.Qh5#
- 1...Sh7
- 2.Qh5#
- 1...Se8
- 2.Qh5#
- 1...Sg8
- 2.Qh5#
- 1...h5
- 2.Qg5#
- 1...Sd1
- Tries
- 1.Sf4?
- 1...Sh3+
- 2.Rxh3#
- 1...S2xg4
- 2.Rh3#
- 1...S6xg4
- 2.Qh5#
- 1...Sd1
- 2.Rh3#
- 1...Sd3
- 2.Rh3#
- 1...S2e4
- 2.Rh3#
- 1...S6e4
- 2.Qh5#
- 1...Sd5
- 2.Qh5#
- 1...Sh5
- 2.Qxh5#
- 1...Sd7
- 2.Qh5#
- 1...Sh7
- 2.Qh5#
- 1...Se8
- 2.Qh5#
- 1...Sg8
- 2.Qh5#
- 1...h5!
- 1...Sh3+
- 1.Be7?
- threat
- 2.Qh5#
- 1...Sh3+
- 2.Rxh3#
- 1...h5
- 2.Qg5#
- 2.Qxh5#
- 1...Sxg4!
- threat
- 1.Raxe3?
- 1...Sh3+
- 2.Rxh3#
- 1...S2xg4
- 2.Rh3#
- 1...h5
- 2.Qg5#
- 1...Sd1
- 2.Rh3#
- 1...Sd3
- 2.Rh3#
- 1...S2e4
- 2.Rh3#
- 1...S6e4
- 2.Qh5#
- 1...Sd5
- 2.Qh5#
- 1...Sh5
- 2.Qxh5#
- 1...Sd7
- 2.Qh5#
- 1...Sh7
- 2.Qh5#
- 1...Se8
- 2.Qh5#
- 1...Sg8
- 2.Qh5#
- 1...S6xg4!
- 1...Sh3+
- 1.Ra5?
- 1...Sh3+
- 2.Rxh3#
- 1...S6xg4
- 2.Qh5#
- 1...h5
- 2.Qg5#
- 1...Sd1
- 2.Rh3#
- 1...Sd3
- 2.Rh3#
- 1...S2e4
- 2.Rh3#
- 1...S6e4
- 2.Qh5#
- 1...Sd5
- 2.Qh5#
- 1...Sh5
- 2.Qxh5#
- 1...Sd7
- 2.Qh5#
- 1...Sh7
- 2.Qh5#
- 1...Se8
- 2.Qh5#
- 1...Sg8
- 2.Qh5#
- 1...S2xg4!
- 1...Sh3+
- 1.Rfxe3?
- 1...Sh3+
- 2.Rxh3#
- 1...S2xg4
- 2.Rh3#
- 1...h5
- 2.Qg5#
- 1...Sd1
- 2.Rh3#
- 1...Sd3
- 2.Rh3#
- 1...S2e4
- 2.Rh3#
- 1...S6e4
- 2.Qh5#
- 1...Sd5
- 2.Qh5#
- 1...Sh5
- 2.Qxh5#
- 1...Sd7
- 2.Qh5#
- 1...Sh7
- 2.Qh5#
- 1...Se8
- 2.Qh5#
- 1...Sg8
- 2.Qh5#
- 1...S6xg4!
- 1...Sh3+
- 1.Sf4?
- Keys
- 1.Ra4!
- 1...Sh3+
- 2.Rxh3#
- 1...S2xg4
- 2.Be1#
- 1...S6xg4
- 2.Be7#
- 1...h5
- 2.Qg5#
- 1...Sd1
- 2.Rh3#
- 1...Sd3
- 2.Rh3#
- 1...S2e4
- 2.Rh3#
- 1...S6e4
- 2.Qh5#
- 1...Sd5
- 2.Qh5#
- 1...Sh5
- 2.Qxh5#
- 1...Sd7
- 2.Qh5#
- 1...Sh7
- 2.Qh5#
- 1...Se8
- 2.Qh5#
- 1...Sg8
- 2.Qh5#
- 1...Sh3+
- 1.Ra4!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- S(b);N_GUARD::R1(D)
- S(b);CHECK,N_GUARD::R1(D),XS(b)
- S(f);N_GUARD::QAR1(G)
- S(f);N_GUARD::QAR1(G),XS(f)
- P(g);N_GUARD::QAB1(G)
- Tries
- Try
- S(H);
- Vars
- S(b);CHECK,N_GUARD::R1(D),XS(b)
- S(b);N_GUARD,XB(F)::R1(D)
- S(f);N_GUARD,XB(F)::QAR1(G)
- S(b);N_GUARD::R1(D)
- S(f);N_GUARD::QAR1(G)
- S(f);N_GUARD::QAR1(G),XS(f)
- Refutation
- P(g);
- Try
- B(E);P_PINS(f)
- Threat
- QAR1(G)
- Vars
- S(b);CHECK,N_GUARD::R1(D),XS(b)
- Refutation
- S(b);XB(F)
- Try
- R(C);XP(d)
- Vars
- S(b);CHECK,N_GUARD::R1(D),XS(b)
- S(b);N_GUARD,XB(F)::R1(D)
- P(g);N_GUARD::QAB1(G)
- S(b);N_GUARD::R1(D)
- S(f);N_GUARD::QAR1(G)
- S(f);N_GUARD::QAR1(G),XS(f)
- Refutation
- S(f);XB(F)
- Try
- R(C);
- Vars
- S(b);CHECK,N_GUARD::R1(D),XS(b)
- S(f);N_GUARD,XB(F)::QAR1(G)
- P(g);N_GUARD::QAB1(G)
- S(b);N_GUARD::R1(D)
- S(f);N_GUARD::QAR1(G)
- S(f);N_GUARD::QAR1(G),XS(f)
- Refutation
- S(b);XB(F)
- Try
- R(D);XP(d)
- Vars
- S(b);CHECK,N_GUARD::R1(D),XS(b)
- S(b);N_GUARD,XB(F)::R1(D)
- P(g);N_GUARD::QAB1(G)
- S(b);N_GUARD::R1(D)
- S(f);N_GUARD::QAR1(G)
- S(f);N_GUARD::QAR1(G),XS(f)
- Refutation
- S(f);XB(F)
- Try
- Actual
- R(C);
- Vars
- S(b);CHECK,N_GUARD::R1(D),XS(b)
- S(b);OGATEB,XB(F)::B(E)
- S(f);OGATEB,XB(F)::B(E)
- P(g);N_GUARD::QAB1(G)
- S(b);N_GUARD::R1(D)
- S(f);N_GUARD::QAR1(G)
- S(f);N_GUARD::QAR1(G),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).