MESON Chess Problem Database
Problem Display
PID: 67403 (nB6/2rPKPPn/4N1Q1/1r2kp2/2R5/3R3p/2P3bq/8 w - - 0 1)
Shire, David J
1st HM., Phenix, 1994
#2
10 + 9
SOLUTION
- SOUND
- Sets
- 1...Sg5
- 2.Qf6#
- 1...Sf6
- 2.Qxf6#
- 1...Sf8
- 2.Qf6#
- 1...Sb6
- 2.Bxc7#
- 1...Sg5
- Tries
- 1.Sf4?
- threat
- 2.Qd6#
- 2.Qe6#
- 1...Be4
- 2.Qd6#
- 1...Rd5
- 2.Qe6#
- 1...Bd5
- 2.Qd6#
- 1...Sg5
- 2.Qd6#
- 2.Qf6#
- 1...Sf6
- 2.Qxf6#
- 1...Sf8
- 2.Qd6#
- 2.Qf6#
- 1...Rb6!
- threat
- 1.Sc5?
- threat
- 2.Qd6#
- 2.Qe6#
- 1...Be4
- 2.Qd6#
- 1...Bd5
- 2.Qd6#
- 1...Sg5
- 2.Qd6#
- 2.Qf6#
- 1...Sf6
- 2.Qxf6#
- 1...Sf8
- 2.Qd6#
- 2.Qf6#
- 1...f4
- 2.Qe6#
- 1...Rb6!
- threat
- 1.Sg5?
- threat
- 2.Qd6#
- 2.Qe6#
- 1...Sxg5
- 2.Qd6#
- 2.Qf6#
- 1...Be4
- 2.Qd6#
- 1...Rd5
- 2.Qe6#
- 1...Bd5
- 2.Qd6#
- 1...Sf6
- 2.Qxf6#
- 1...Sf8
- 2.Qd6#
- 2.Qf6#
- 1...f4
- 2.Qe6#
- 1...Rb6!
- threat
- 1.Sxc7?
- threat
- 2.Qd6#
- 2.Qe6#
- 1...Be4
- 2.Qd6#
- 1...Rd5
- 2.Qe6#
- 1...Bd5
- 2.Qd6#
- 1...Sg5
- 2.Qd6#
- 2.Qf6#
- 1...Sf6
- 2.Qxf6#
- 1...Sf8
- 2.Qd6#
- 2.Qf6#
- 1...f4
- 2.Qe6#
- 1...Rb6!
- threat
- 1.Sd8?
- threat
- 2.Qd6#
- 2.Qe6#
- 1...Be4
- 2.Qd6#
- 1...Rd5
- 2.Sc6#
- 2.Qe6#
- 1...Bd5
- 2.Qd6#
- 1...Sg5
- 2.Qd6#
- 2.Qf6#
- 1...Sf6
- 2.Qxf6#
- 1...Sf8
- 2.Qd6#
- 2.Qf6#
- 1...f4
- 2.Qe6#
- 1...Rb6!
- threat
- 1.Sf8?
- threat
- 2.Qd6#
- 2.Qe6#
- 1...Sxf8
- 2.Qd6#
- 2.Qf6#
- 1...Be4
- 2.Qd6#
- 1...Rd5
- 2.Qe6#
- 1...Bd5
- 2.Qd6#
- 1...Sg5
- 2.Qd6#
- 2.Qf6#
- 1...Sf6
- 2.Qxf6#
- 1...f4
- 2.Qe6#
- 1...Rb6!
- threat
- 1.Rc5+?
- 1...Ke4
- 2.Qxf5#
- 1...Bd5
- 2.Re3#
- 1...Rxc5!
- 1...Ke4
- 1.Sf4?
- Keys
- 1.Sd4!
- threat
- 2.Qxf5#
- 1...Ke4
- 2.Sc6#
- 1...Kf4
- 2.Sf3#
- 1...Kd5
- 2.Qe6#
- 1...Qf4
- 2.Qe6#
- 1...Be4
- 2.Qd6#
- 1...f4
- 2.Qf5#
- 2.Qe6#
- threat
- 1.Sd4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 5
- REMOVED MATES = 4
- Sets
- S(h);N_GUARD::QAB1(E)
- S(h);N_GUARD::QAB1(E),XS(h)
- S(i);N_GUARD::B(J),XR(g)
- Tries
- Try
- S(D);
- Threat
- DUALS(2)
- Vars
- B(a);::QAB1(E)
- R(d);::QAR1(E)
- S(h);N_GUARD::QAB1(E),XS(h)
- Refutation
- R(d);
- Try
- S(D);
- Threat
- DUALS(2)
- Vars
- B(a);::QAB1(E)
- S(h);N_GUARD::QAB1(E),XS(h)
- P(f);::QAR1(E)
- Refutation
- R(d);
- Try
- S(D);
- Threat
- DUALS(2)
- Vars
- B(a);::QAB1(E)
- R(d);::QAR1(E)
- S(h);N_GUARD::QAB1(E),XS(h)
- P(f);::QAR1(E)
- Refutation
- R(d);
- Try
- S(D);N_SPINP(F),XR(g)
- Threat
- DUALS(2)
- Vars
- B(a);::QAB1(E)
- R(d);::QAR1(E)
- S(h);N_GUARD::QAB1(E),XS(h)
- P(f);::QAR1(E)
- Refutation
- R(d);
- Try
- S(D);
- Threat
- DUALS(2)
- Vars
- B(a);::QAB1(E)
- S(h);N_GUARD::QAB1(E),XS(h)
- P(f);::QAR1(E)
- Refutation
- R(d);
- Try
- S(D);
- Threat
- DUALS(2)
- Vars
- B(a);::QAB1(E)
- R(d);::QAR1(E)
- S(h);N_GUARD::QAB1(E),XS(h)
- P(f);::QAR1(E)
- Refutation
- R(d);
- Try
- R(C);CHECK
- Vars
- K(e);N_SPINR(g),P-FLIGHT,P_SPINP(f)::QAB1(E),XP(f)
- B(a);P_SPINB(a)::R(B)
- Refutation
- R(d);XR(C)
- Try
- Actual
- S(D);
- Threat
- QAR1(E),XP(f)
- Vars
- K(e);N_SPINR(g),P-FLIGHT,P_SPINP(f)::R(C)+S(D)
- K(e);S_FLIGHT::R(C)+S(D)
- K(e);N_SPINR(g),P-FLIGHT::QAB1(E)
- Q(b);SBLOCK::QAR1(E)
- B(a);SBLOCK::QAB1(E)
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).