MESON Chess Problem Database
Problem Display
PID: 67326 (q3r3/6p1/p2bRB2/2P3p1/1NRNBk2/4p2Q/p3Pr2/Kb6 w - - 0 1)
Svyatov, Gennadi
1st Prize, Kozlov MT, 1997
#2
10 + 11
| 5417 | FIDE Album (1995-1997) | 2004 |
SOLUTION
- SOUND
- Sets
- 1...Qd5
- 2.Sxd5#
- 1...Qa7
- 2.Sd5#
- 1...Qb8
- 2.Sd5#
- 1...Qc8
- 2.Sd5#
- 1...Qd8
- 2.Sd5#
- 1...Rxe2
- 2.Sxe2#
- 2.Qf3#
- 1...Rg2
- 2.Qf3#
- 1...Rh2
- 2.Qf3#
- 1...Rf3
- 2.Qxf3#
- 1...Rxe6
- 2.Sxe6#
- 1...Bd3
- 2.Sxd3#
- 1...Qd5
- Tries
- 1.Sdc2?
- threat
- 2.Sd3#
- 2.Bd5#
- 2.Bc6#
- 2.Bb7#
- 2.Bxa8#
- 1...Be5+
- 2.Bxe5#
- 1...Qxe4
- 2.Sd3#
- 2.Sd5#
- 2.Rcxe4#
- 1...Rxe6
- 2.Sd3#
- 1...Bxc5
- 2.Sd3#
- 2.Be5#
- 1...Qd5
- 2.Sxd5#
- 2.Bxd5#
- 1...Qc6
- 2.Sd3#
- 2.Bd5#
- 2.Bxc6#
- 1...Qb7
- 2.Sd3#
- 2.Bd5#
- 2.Bc6#
- 2.Bxb7#
- 1...Qa7
- 2.Sd3#
- 2.Sd5#
- 2.Bh1#
- 2.Bg2#
- 2.Bd3#
- 2.Bf3#
- 2.Bd5#
- 2.Bf5#
- 2.Bc6#
- 2.Bg6#
- 2.Bb7#
- 2.Bh7#
- 2.Ba8#
- 1...Qb8
- 2.Sd3#
- 2.Sd5#
- 2.Bh1#
- 2.Bg2#
- 2.Bd3#
- 2.Bf3#
- 2.Bd5#
- 2.Bf5#
- 2.Bc6#
- 2.Bg6#
- 2.Bb7#
- 2.Bh7#
- 2.Ba8#
- 1...Qc8
- 2.Sd3#
- 2.Sd5#
- 2.Bh1#
- 2.Bg2#
- 2.Bd3#
- 2.Bf3#
- 2.Bd5#
- 2.Bf5#
- 2.Bc6#
- 2.Bg6#
- 2.Bb7#
- 2.Bh7#
- 2.Ba8#
- 1...Qd8
- 2.Sd3#
- 2.Sd5#
- 2.Bh1#
- 2.Bg2#
- 2.Bd3#
- 2.Bf3#
- 2.Bd5#
- 2.Bf5#
- 2.Bc6#
- 2.Bg6#
- 2.Bb7#
- 2.Bh7#
- 2.Ba8#
- 1...g4
- 2.Sd3#
- 2.Qxe3#
- 1...Bxc2!
- threat
- 1.Sf3?
- threat
- 2.Bxg5#
- 1...Be5+
- 2.Bxe5#
- 1...Rxf3
- 2.Qxf3#
- 1...gxf6
- 2.Rxf6#
- 1...Qd5
- 2.Sxd5#
- 1...Qd8
- 2.Sd5#
- 2.Bxb1#
- 2.Bc2#
- 2.Bd3#
- 1...Be7
- 2.Be5#
- 1...g4
- 2.Bg5#
- 1...Rg2!
- threat
- 1.Sdc6?
- threat
- 2.Sd5#
- 2.Bxb1#
- 2.Bc2#
- 2.Bd3#
- 1...Be5+
- 2.Bxe5#
- 1...Rxe6
- 2.Sd5#
- 1...Bxe4
- 2.Sd3#
- 2.Sd5#
- 2.Rcxe4#
- 1...Bxc5
- 2.Sd5#
- 2.Be5#
- 1...Bc2
- 2.Sd5#
- 2.Bxc2#
- 2.Bd3#
- 1...Bd3
- 2.Sxd3#
- 2.Sd5#
- 2.Bxd3#
- 1...Qxc6!
- threat
- 1.Bd3?
- threat
- 2.Sdc6#
- 1...Rxe6
- 2.Sxe6#
- 1...Bxd3
- 2.Sxd3#
- 1...Bxc5
- 2.Be5#
- 1...Qh1
- 2.Sf3#
- 1...Qg2
- 2.Sf3#
- 1...Qf3
- 2.Sxf3#
- 1...Qd5
- 2.Sxd5#
- 1...Qc6
- 2.Sdxc6#
- 1...Be5
- 2.Bxe5#
- 1...Qe4!
- threat
- 1.Bd5?
- threat
- 2.Sdc2#
- 1...Qxd5
- 2.Sxd5#
- 1...Rxe6
- 2.Sxe6#
- 1...Bxc5
- 2.Be5#
- 1...Bc2
- 2.Sdxc2#
- 1...Bd3
- 2.Sxd3#
- 1...Bf5
- 2.Sxf5#
- 1...Bg6
- 2.Sf5#
- 1...Bh7
- 2.Sf5#
- 1...Be5
- 2.Bxe5#
- 1...g4
- 2.Qxe3#
- 1...Be4!
- threat
- 1.Bxa8?
- threat
- 2.Sd5#
- 2.Sdc2#
- 1...Rxe6
- 2.Sxe6#
- 1...Bxc5
- 2.Sd5#
- 2.Be5#
- 1...Bc2
- 2.Sd5#
- 2.Sdxc2#
- 1...Bd3
- 2.Sxd3#
- 2.Sd5#
- 1...Bf5
- 2.Sd5#
- 2.Sxf5#
- 1...Bg6
- 2.Sd5#
- 2.Sf5#
- 1...Bh7
- 2.Sd5#
- 2.Sf5#
- 1...Be5
- 2.Bxe5#
- 1...g4
- 2.Sd5#
- 2.Qxe3#
- 1...Be4!
- threat
- 1.Be5+?
- 1...Kxe4
- 2.Sdc2#
- 2.Sb3#
- 2.Sf3#
- 2.Sb5#
- 2.Sf5#
- 2.Sdc6#
- 1...Bxe5!
- 1...Kxe4
- 1.Qh4+?
- 1...g4
- 2.Bg5#
- 1...gxh4!
- 1...g4
- 1.Sdc2?
- Keys
- 1.Sf5!
- threat
- 2.Qg3#
- 1...Be5+
- 2.Bxe5#
- 1...Qxe4
- 2.Sd5#
- 1...Bxe4
- 2.Sd3#
- 1...Rg2
- 2.Qf3#
- 1...Rf3
- 2.Qxf3#
- threat
- 1.Sf5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 8
- Sets
- Q(j);N_GUARD::S(D),XQ(j)
- Q(j);N_GUARD::S(D)
- R(c);N_GUARD::QAR1(C)
- R(c);N_GUARD::QAR1(C),XR(c)
- R(k);XR(I)::S(F),XR(k)
- B(a);N_GUARD::S(D),XB(a)
- Tries
- Try
- S(F);
- Threat
- DUALS(5)
- Vars
- B(h);CHECK,N_GUARD::B(J),XB(h)
- R(k);XR(I)::S(D)
- Refutation
- B(a);XS(F)
- Try
- S(F);
- Threat
- B(J),XP(f)
- Vars
- B(h);CHECK,N_GUARD::B(J),XB(h)
- R(c);OGATE,XS(F)::QAR1(C),XR(c)
- P(i);OGATE,XB(J)::R(I),XP(i)
- Q(j);N_GUARD::S(D),XQ(j)
- B(h);N_GUARD::B(J)
- P(f);::B(J)
- Refutation
- R(c);
- Try
- S(F);
- Threat
- DUALS(4)
- Vars
- B(h);CHECK,N_GUARD::B(J),XB(h)
- R(k);XR(I)::S(D)
- Refutation
- Q(j);XS(F)
- Try
- B(G);
- Threat
- R(E)+S(F)
- Vars
- R(k);XR(I)::R(E)+S(F),DCHECK,XR(k)
- B(a);XB(G)::S(D),XB(a)
- B(h);N_GUARD,XP(H)::B(J)
- Q(j);N_GUARD::R(E)+S(F)
- Q(j);N_GUARD::R(E)+S(F),XQ(j)
- Q(j);N_GUARD::S(D),XQ(j)
- Q(j);::R(E)+S(F),XQ(j)
- B(h);N_GUARD,P_PINS(F)::B(J),XB(h)
- Refutation
- Q(j);
- Try
- B(G);
- Threat
- R(E)+S(F)
- Vars
- Q(j);XB(G)::S(D),XQ(j)
- R(k);XR(I)::R(E)+S(F),DCHECK,XR(k)
- B(h);N_GUARD,XP(H)::B(J)
- B(a);::R(E)+S(F),XB(a)
- B(a);N_GUARD::S(D),XB(a)
- B(a);N_GUARD::R(E)+S(F),XB(a)
- B(a);N_GUARD::R(E)+S(F)
- B(h);N_GUARD,P_PINS(F)::B(J),XB(h)
- P(f);SBLOCK::QAB1(C),XP(d)
- Refutation
- B(a);
- Try
- B(G);XQ(j)
- Threat
- DUALS(2)
- Vars
- R(k);XR(I)::R(E)+S(F),DCHECK,XR(k)
- B(h);N_GUARD,P_PINS(F)::B(J),XB(h)
- Refutation
- B(a);
- Try
- B(J);CHECK
- Refutation
- B(h);P_PINS(F),XB(J)
- Try
- Q(C);CHECK
- Vars
- P(f);P_SPINP(f)::B(J)
- Refutation
- P(f);XQ(C)
- Try
- Actual
- S(F);
- Threat
- QAB1(C)
- Vars
- B(h);CHECK,N_GUARD::B(J),XB(h)
- Q(j);N_GUARD,P_SPINQ(j),XB(G)::S(D)
- B(a);N_GUARD,P_SPINB(a),XB(G)::S(D)
- R(c);N_GUARD::QAR1(C)
- R(c);N_GUARD::QAR1(C),XR(c)
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).