MESON Chess Problem Database
Problem Display
PID: 72006 (5KB1/2Q5/n2RbR2/8/N2nk3/4Pp2/2PP1p1B/b4q1N w - - 0 1)
Khramtsevich, Mikhail Nikolaevich
Volchek, Viktor Fedorovich
Zaitsev, Viktor Viktorovich
1st Prize=, Poltava KWIK TT, 2006
#2
11 + 8
| 56 | The Problemist | 2007 |
SOLUTION
- SOUND
- Sets
- 1...Qd3
- 2.Sxf2#
- 1...Qh3
- 2.Sxf2#
- 1...Qc4
- 2.Sxf2#
- 1...Qb5
- 2.Sxf2#
- 1...Qb1
- 2.Sxf2#
- 1...Qc1
- 2.Sxf2#
- 1...Qd1
- 2.Sxf2#
- 1...Bc3
- 2.Sxc3#
- 1...Bh3
- 2.Bd5#
- 1...Bg4
- 2.Bd5#
- 1...Bd5
- 2.Bxd5#
- 1...Bf5
- 2.Bd5#
- 1...Bd7
- 2.Bd5#
- 1...Bc8
- 2.Bd5#
- 1...Sb4
- 2.Sc5#
- 1...Sc5
- 2.Sxc5#
- 1...Sxc7
- 2.Sc5#
- 1...Sb8
- 2.Sc5#
- 1...Qd3
- Tries
- 1.Bf4?
- threat
- 2.Sg3#
- 1...Qxh1
- 2.d3#
- 1...Qg2
- 2.d3#
- 1...Qh3
- 2.Sxf2#
- 2.d3#
- 1...Qg1
- 2.d3#
- 1...Se2
- 2.d3#
- 1...Sf5!
- threat
- 1.Bxe6?
- threat
- 2.Bd5#
- 1...Sxc2
- 2.Bf5#
- 2.Qc6#
- 2.Qb7#
- 2.Qh7#
- 1...Sxc7
- 2.Sc5#
- 1...Qc4
- 2.Sxf2#
- 1...Qb5
- 2.Sxf2#
- 1...Sb4
- 2.Sc5#
- 1...Sxe6+!
- threat
- 1.Rdxe6+?
- 1...Kd5
- 2.Sb6#
- 2.Re5#
- 2.e4#
- 1...Sxe6+!
- 1...Kd5
- 1.Rd7?
- threat
- 2.Sg3#
- 2.Rf4#
- 2.Qf4#
- 2.Qe5#
- 1...Qxh1
- 2.Rf4#
- 2.Qf4#
- 2.Qe5#
- 1...Sxc2
- 2.Sg3#
- 2.Rf4#
- 2.Qf4#
- 1...Sxc7
- 2.Sc5#
- 1...Sf5
- 2.Qf4#
- 1...Qg2
- 2.Rf4#
- 2.Qf4#
- 2.Qe5#
- 1...Qh3
- 2.Sxf2#
- 2.Rf4#
- 2.Qf4#
- 2.Qe5#
- 1...Qb5
- 2.Sxf2#
- 2.Sg3#
- 2.Rf4#
- 2.Qf4#
- 1...Qg1
- 2.Rf4#
- 2.Qf4#
- 2.Qe5#
- 1...Bf5
- 2.Sg3#
- 2.Bd5#
- 2.Qf4#
- 2.Qe5#
- 1...Sb3
- 2.Sg3#
- 2.Rf4#
- 2.Qf4#
- 1...Sb5
- 2.Sg3#
- 2.Rf4#
- 2.Qf4#
- 1...Sc6
- 2.Sg3#
- 2.Rf4#
- 2.Qf4#
- 1...Se2!
- threat
- 1.Rd8?
- threat
- 2.Sg3#
- 2.Rf4#
- 2.Qf4#
- 2.Qe5#
- 1...Qxh1
- 2.Rf4#
- 2.Qf4#
- 2.Qe5#
- 1...Sxc2
- 2.Sg3#
- 2.Rf4#
- 2.Qf4#
- 1...Sxc7
- 2.Sc5#
- 1...Sf5
- 2.Qf4#
- 1...Qg2
- 2.Rf4#
- 2.Qf4#
- 2.Qe5#
- 1...Qh3
- 2.Sxf2#
- 2.Rf4#
- 2.Qf4#
- 2.Qe5#
- 1...Qb5
- 2.Sxf2#
- 2.Sg3#
- 2.Rf4#
- 2.Qf4#
- 1...Qg1
- 2.Rf4#
- 2.Qf4#
- 2.Qe5#
- 1...Bf5
- 2.Sg3#
- 2.Bd5#
- 2.Qf4#
- 2.Qe5#
- 1...Sb3
- 2.Sg3#
- 2.Rf4#
- 2.Qf4#
- 1...Sb5
- 2.Sg3#
- 2.Rf4#
- 2.Qf4#
- 1...Sc6
- 2.Sg3#
- 2.Rf4#
- 2.Qf4#
- 1...Se2!
- threat
- 1.Qc5?
- threat
- 2.Sg3#
- 2.Rf4#
- 2.Qe5#
- 1...Qxh1
- 2.Rf4#
- 2.Qe5#
- 1...Sxc2
- 2.Sg3#
- 2.Rf4#
- 1...Sxc5
- 2.Sxc5#
- 1...Qg2
- 2.Rf4#
- 2.Qe5#
- 1...Qh3
- 2.Sxf2#
- 2.Rf4#
- 2.Qe5#
- 1...Qb5
- 2.Sxf2#
- 2.Sg3#
- 2.Rf4#
- 1...Qg1
- 2.Rf4#
- 2.Qe5#
- 1...Bd5
- 2.Bxd5#
- 2.Qxd5#
- 1...Bf5
- 2.Sg3#
- 2.Bd5#
- 2.Qd5#
- 2.Qe5#
- 1...Se2
- 2.d3#
- 1...Sb3
- 2.Sg3#
- 2.Rf4#
- 1...Sb5
- 2.Sg3#
- 2.Rf4#
- 1...Sc6
- 2.Sg3#
- 2.Rf4#
- 1...Sf5!
- threat
- 1.Qc6+?
- 1...Bd5
- 2.Bxd5#
- 2.Qxd5#
- 1...Sxc6!
- 1...Bd5
- 1.Qb7+?
- 1...Bd5
- 2.Bxd5#
- 2.Qxd5#
- 1...Sc6!
- 1...Bd5
- 1.Qg7?
- threat
- 2.Rf4#
- 1...Sf5
- 2.Qg4#
- 1...Bf5
- 2.Bd5#
- 1...Se2!
- threat
- 1.Qh7+?
- 1...Bf5
- 2.Bd5#
- 1...Sf5!
- 1...Bf5
- 1.exd4?
- threat
- 2.Sg3#
- 2.Rf4#
- 1...Qxh1
- 2.Rf4#
- 1...Bd5
- 2.Rf4#
- 1...Qg2
- 2.Rf4#
- 1...Qh3
- 2.Sxf2#
- 2.Rf4#
- 1...Qg1
- 2.Rf4#
- 1...Bf5
- 2.Qc6#
- 2.Qb7#
- 1...Bxd4!
- threat
- 1.Bf4?
- Keys
- 1.Qc3!
- threat
- 2.Rxd4#
- 1...Bxc3
- 2.Sxc3#
- 1...Sxc2
- 2.Sg3#
- 2.Rf4#
- 1...Sf5
- 2.Rfxe6#
- 1...Qd3
- 2.Sxf2#
- 2.Qxd3#
- 2.cxd3#
- 1...Qc4
- 2.Sxf2#
- 1...Bd5
- 2.Bxd5#
- 1...Se2
- 2.Qd3#
- 1...Sb3
- 2.Sg3#
- 2.Rf4#
- 1...Sb5
- 2.Sg3#
- 2.Rf4#
- 1...Sc6
- 2.Sg3#
- 2.Rf4#
- threat
- 1.Qc3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 15
- Sets
- Q(b);N_GUARD::S(A),XP(c)
- B(a);N_GUARD::S(F),XB(a)
- B(h);OGATE::B(K)
- B(h);OGATE::B(K),XB(h)
- S(g);N_GUARD::S(F)
- S(g);N_GUARD::S(F),XS(g)
- S(g);N_GUARD,XQ(I)::S(F)
- Tries
- Try
- B(D);
- Threat
- S(A)
- Vars
- Q(b);N_GUARD,XS(A)::P(C)
- Q(b);N_GUARD::P(C)
- S(e);S_CUTQ(b)::P(C)
- Refutation
- S(e);
- Try
- B(K);XB(h)
- Threat
- B(K)
- Vars
- S(g);N_GUARD,XQ(I)::S(F)
- Q(b);N_GUARD::S(A),XP(c)
- S(g);N_GUARD::S(F)
- Refutation
- S(e);CHECK,XB(K)
- Try
- R(G);CHECK,XB(h)
- Refutation
- S(e);CHECK,XR(G)
- Try
- R(G);
- Threat
- DUALS(4)
- Vars
- S(g);N_GUARD,XQ(I)::S(F)
- S(e);::QAR1(I)
- Refutation
- S(e);
- Try
- R(G);
- Threat
- DUALS(4)
- Vars
- S(g);N_GUARD,XQ(I)::S(F)
- S(e);::QAR1(I)
- Refutation
- S(e);
- Try
- Q(I);
- Threat
- DUALS(3)
- Vars
- S(g);XQ(I)::S(F),XS(g)
- S(e);S_CUTQ(b)::P(C)
- Refutation
- S(e);
- Try
- Q(I);CHECK
- Refutation
- S(e);XQ(I)
- Try
- Q(I);CHECK
- Refutation
- S(e);P_SPINS(e)
- Try
- Q(I);
- Threat
- R1(H)
- Vars
- S(e);S_CUTB(h)::QAR2(I)
- B(h);OGATE::B(K)
- Refutation
- S(e);
- Try
- Q(I);CHECK
- Vars
- B(h);OGATE,P_SPINB(h)::B(K)
- Refutation
- S(e);P_SPINS(e)
- Try
- P(E);XS(e)
- Threat
- DUALS(2)
- Vars
- Q(b);XS(A)::R1(H)
- B(h);::R1(H)
- Q(b);::R1(H)
- Refutation
- B(a);XP(E)
- Try
- Actual
- Q(I);
- Threat
- R1(G),XS(e)
- Vars
- B(a);XQ(I)::S(F),XB(a)
- S(e);N_GUARD,SBLOCK::R(H),XB(h)
- Q(b);N_GUARD::S(A),XP(c)
- B(h);OGATE::B(K),XB(h)
- S(e);S_CUTQ(b)::QAB1(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).