MESON Chess Problem Database
Problem Display
PID: 7419 (1nq5/R3Q3/4nN2/3NkB2/2pp3p/5R2/1r6/6BK w - - 0 1)
Veliky, Mikola Moiseyovich
8th HM., StrateGems, 1999
#2
8 + 8
| 145 | StrateGems | 2000 |
SOLUTION
- SOUND
- Sets
- 1...Qb7
- 2.Qxe6#
- 1...Qc5
- 2.Qxe6#
- 1...Qc7
- 2.Qxe6#
- 1...Qd8
- 2.Qxe6#
- 1...Qf8
- 2.Qxe6#
- 1...Qh8
- 2.Qxe6#
- 1...Rh2+
- 2.Bxh2#
- 1...Rb3
- 2.Bh2#
- 1...Rb4
- 2.Bh2#
- 1...Rb5
- 2.Bh2#
- 1...Rb6
- 2.Bh2#
- 1...Rb7
- 2.Bh2#
- 1...Sd7
- 2.Qxe6#
- 1...Qb7
- Tries
- 1.Sb4?
- threat
- 2.Sg4#
- 1...Rh2+
- 2.Bxh2#
- 1...Rxb4
- 2.Bh2#
- 1...Qg8
- 2.Ra5#
- 1...Rg2!
- threat
- 1.Sb6?
- threat
- 2.Sg4#
- 1...Rh2+
- 2.Bxh2#
- 1...Rxb6
- 2.Bh2#
- 1...Qg8
- 2.Sxc4#
- 1...Rg2!
- threat
- 1.Sc7?
- threat
- 2.Sg4#
- 1...Rh2+
- 2.Bxh2#
- 1...Qxc7
- 2.Qxe6#
- 1...Rg2
- 2.Ra5#
- 1...Qg8!
- threat
- 1.Sd7+?
- 1...Kxd5
- 2.Qxe6#
- 1...Sxd7
- 2.Qxe6#
- 1...Qxd7!
- 1...Kxd5
- 1.Bh3?
- threat
- 2.Rf5#
- 1...Rh2+
- 2.Bxh2#
- 1...Rf2!
- threat
- 1.Be4?
- threat
- 2.Rf5#
- 1...Rh2+
- 2.Bxh2#
- 1...Rf2!
- threat
- 1.Bg4?
- threat
- 2.Rf5#
- 1...Rh2+
- 2.Bxh2#
- 1...Rf2!
- threat
- 1.Bxe6?
- threat
- 2.Bd7#
- 2.Bxc8#
- 2.Rf5#
- 1...Rh2+
- 2.Bxh2#
- 1...Rf2
- 2.Bd7#
- 2.Bxc8#
- 1...Qa6
- 2.Rf5#
- 1...Qb7
- 2.Bd7#
- 2.Rf5#
- 1...Qd7
- 2.Bxd7#
- 2.Rf5#
- 1...Qc5
- 2.Rf5#
- 1...Qc6
- 2.Rf5#
- 1...Qc7
- 2.Bd7#
- 2.Rf5#
- 1...Qd8
- 2.Rf5#
- 1...Qe8
- 2.Rf5#
- 1...Qf8
- 2.Rf5#
- 1...Qg8
- 2.Bf7#
- 2.Bxg8#
- 2.Rf5#
- 1...Qh8
- 2.Bh3#
- 2.Bg4#
- 2.Bf5#
- 2.Bd7#
- 2.Bf7#
- 2.Bc8#
- 2.Bg8#
- 2.Rf5#
- 1...Rb6
- 2.Bh2#
- 2.Rf5#
- 1...Rb7
- 2.Bh2#
- 2.Bd7#
- 2.Rf5#
- 1...Sc6
- 2.Rf5#
- 1...Sd7
- 2.Bh3#
- 2.Bg4#
- 2.Bf5#
- 2.Bxd7#
- 2.Bf7#
- 2.Bg8#
- 2.Rf5#
- 1...Qxe6!
- threat
- 1.Bg6?
- threat
- 2.Rf5#
- 1...Rh2+
- 2.Bxh2#
- 1...Rf2!
- threat
- 1.Bh7?
- threat
- 2.Rf5#
- 1...Rh2+
- 2.Bxh2#
- 1...Rf2!
- threat
- 1.Rd7?
- threat
- 2.Sg4#
- 2.Qd6#
- 2.Qxe6#
- 1...Rh2+
- 2.Bxh2#
- 1...Sxd7
- 2.Qxe6#
- 1...Qa6
- 2.Sg4#
- 1...Qc5
- 2.Sg4#
- 2.Qxe6#
- 1...Qc6
- 2.Sg4#
- 1...Qc7
- 2.Sg4#
- 2.Qxe6#
- 1...Qe8
- 2.Sg4#
- 2.Qd6#
- 1...Qf8
- 2.Sg4#
- 2.Qxe6#
- 1...Qg8
- 2.Qd6#
- 1...Rg2
- 2.Qd6#
- 2.Qxe6#
- 1...Rb6
- 2.Sg4#
- 2.Bh2#
- 1...Qxd7!
- threat
- 1.Sb4?
- Keys
- 1.Ra5!
- threat
- 2.Sg4#
- 1...Rh2+
- 2.Bxh2#
- 1...Qc5
- 2.Qxe6#
- 1...Qg8
- 2.Sb4#
- 1...Rg2
- 2.Sc7#
- 1...Rb5
- 2.Bh2#
- threat
- 1.Ra5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 10
- Sets
- Q(h);N_GUARD::QAR1(H),XS(f)
- R(a);CHECK,N_GUARD::B(A),XR(a)
- R(a);N_GUARD::B(A)
- S(g);S_CUTQ(h)::QAR1(H),XS(f)
- Tries
- Try
- S(D);
- Threat
- S(F)
- Vars
- R(a);CHECK,N_GUARD::B(A),XR(a)
- R(a);N_GUARD,XS(D)::B(A)
- Q(h);N_GUARD::R(G)
- Refutation
- R(a);
- Try
- S(D);
- Threat
- S(F)
- Vars
- R(a);CHECK,N_GUARD::B(A),XR(a)
- R(a);N_GUARD,XS(D)::B(A)
- Q(h);N_GUARD::S(D),XP(b)
- Refutation
- R(a);
- Try
- S(D);
- Threat
- S(F)
- Vars
- R(a);CHECK,N_GUARD::B(A),XR(a)
- Q(h);N_GUARD,XS(D)::QAR1(H),XS(f)
- R(a);N_GUARD::R(G)
- Refutation
- Q(h);
- Try
- S(F);CHECK
- Vars
- K(e);N_SPINS(f),P-FLIGHT,XS(D)::QAB1(H),XS(f)
- S(g);XS(F)::QAR1(H),XS(f)
- Refutation
- Q(h);XS(F)
- Try
- B(E);
- Threat
- R1(C)
- Vars
- R(a);CHECK,N_GUARD::B(A),XR(a)
- Refutation
- R(a);
- Try
- B(E);
- Threat
- R1(C)
- Vars
- R(a);CHECK,N_GUARD::B(A),XR(a)
- Refutation
- R(a);
- Try
- B(E);
- Threat
- R1(C)
- Vars
- R(a);CHECK,N_GUARD::B(A),XR(a)
- Refutation
- R(a);
- Try
- B(E);XS(f)
- Threat
- DUALS(3)
- Vars
- R(a);CHECK,N_GUARD::B(A),XR(a)
- Q(h);::R1(C)
- S(g);::R1(C)
- Refutation
- Q(h);P_SPINQ(h),XB(E)
- Try
- B(E);
- Threat
- R1(C)
- Vars
- R(a);CHECK,N_GUARD::B(A),XR(a)
- Refutation
- R(a);
- Try
- B(E);
- Threat
- R1(C)
- Vars
- R(a);CHECK,N_GUARD::B(A),XR(a)
- Refutation
- R(a);
- Try
- R(G);
- Threat
- DUALS(3)
- Vars
- R(a);CHECK,N_GUARD::B(A),XR(a)
- S(g);XR(G)::QAR1(H),XS(f)
- Q(h);::S(F)
- Q(h);::QAB1(H)
- Refutation
- Q(h);XR(G)
- Try
- Actual
- R(G);
- Threat
- S(F)
- Vars
- R(a);CHECK,N_GUARD::B(A),XR(a)
- Q(h);N_GUARD::QAR1(H),XS(f)
- Q(h);N_GUARD::R(G)+S(D)
- R(a);N_GUARD::R(G)+S(D)
- R(a);N_GUARD::B(A)
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).