MESON Chess Problem Database
Problem Display
PID: 194499 (2RK4/Bp5b/2p3B1/3Rp1pq/2k5/P1N1n3/P3nQ2/3N2b1 w - - 0 1)
Slesarenko, Anatoly Vasilevich
2nd HM., 07. World Cup, 2019
#2
10 + 10
SOLUTION
- SOUND
- Sets
- 1...Qh1
- 2.Qxe2#
- 1...Qh3
- 2.Qxe2#
- 1...Qh4
- 2.Qxe2#
- 1...Qh6
- 2.Qxe2#
- 1...Bg8
- 2.Bd3#
- 1...Sxc3
- 2.Sxe3#
- 1...Sd4
- 2.Rc5#
- 1...Sxd1
- 2.Rc5#
- 1...Sf1
- 2.Rc5#
- 1...Sc2
- 2.Rc5#
- 1...Sg2
- 2.Rc5#
- 1...Sg4
- 2.Rc5#
- 2.Qxe2#
- 1...g4
- 2.Qxe2#
- 1...c5
- 2.Rcxc5#
- 1...b5
- 2.Rxc6#
- 1...b6
- 2.Rxc6#
- 1...Qh1
- Tries
- 1.Sb5?
- threat
- 2.Sxe3#
- 2.Rc5#
- 1...Kxd5
- 2.Qf7#
- 1...Qxg6
- 2.Sxe3#
- 1...Bxf2
- 2.Rc5#
- 1...Bxg6
- 2.Sxe3#
- 1...Sxd1
- 2.Rc5#
- 1...Sxd5
- 2.Sd6#
- 1...c5
- 2.Rdxc5#
- 2.Rcxc5#
- 1...Qf3
- 2.Rc5#
- 1...Qh3
- 2.Rc5#
- 1...Sf1
- 2.Rc5#
- 1...Sc2
- 2.Rc5#
- 1...Sg2
- 2.Rc5#
- 1...Sg4
- 2.Rc5#
- 1...e4
- 2.Sxe3#
- 1...b6
- 2.Sxe3#
- 1...Sf5!
- threat
- 1.Rd3?
- threat
- 2.Sb2#
- 2.Sxe3#
- 1...Qxg6
- 2.Sb2#
- 1...Bxf2
- 2.Sb2#
- 1...Bxg6
- 2.Sb2#
- 1...Sxd1
- 2.Qf7#
- 1...Sf5
- 2.Sb2#
- 1...e4
- 2.Sb2#
- 1...b6
- 2.Rxc6#
- 1...Qf3
- 2.Sb2#
- 1...Qh3
- 2.Sb2#
- 1...Sf1
- 2.Sb2#
- 2.Qf7#
- 1...Sc2
- 2.Sb2#
- 2.Qf7#
- 1...Sg2
- 2.Sb2#
- 2.Qf7#
- 1...Sg4
- 2.Sb2#
- 2.Qf7#
- 1...Sd5
- 2.Sb2#
- 1...Sxc3!
- threat
- 1.Qxe3?
- threat
- 2.Sb2#
- 2.Rc5#
- 2.Qd3#
- 1...Qxg6
- 2.Sb2#
- 2.Rc5#
- 1...Bxg6
- 2.Sb2#
- 2.Rc5#
- 1...Sxc3
- 2.Rc5#
- 2.Qd3#
- 1...Qf3
- 2.Sb2#
- 2.Rc5#
- 1...Qh3
- 2.Sb2#
- 2.Rc5#
- 1...Sc1
- 2.Sb2#
- 2.Rc5#
- 1...Sf4
- 2.Sb2#
- 2.Rc5#
- 1...e4
- 2.Sb2#
- 2.Rc5#
- 1...c5
- 2.Sb2#
- 2.Rdxc5#
- 2.Rcxc5#
- 2.Qd3#
- 1...b6
- 2.Sb2#
- 2.Rxc6#
- 2.Qd3#
- 1...Bxe3!
- threat
- 1.Sb5?
- Keys
- 1.Qf7!
- threat
- 2.Rd4#
- 1...Sxc3
- 2.Sb2#
- 1...Sxd1
- 2.Rd3#
- 1...Sxd5
- 2.Qxd5#
- 1...Sd4
- 2.Rxd4#
- 2.Rc5#
- 1...c5
- 2.Rcxc5#
- 1...b6
- 2.Rxc6#
- threat
- 1.Qf7!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 2
- ADDED MATES = 1
- REMOVED MATES = 11
- Sets
- Q(g);N_GUARD::QAB(C),XS(b)
- B(j);N_GUARD::B(G)
- S(b);SBLOCK,XS(E)::S(A),XS(c)
- S(b);SBLOCK::R1(F)
- S(c);XS(A)::R1(F)
- S(c);::R1(F)
- P(f);S_CUTQ(g)::QAB(C),XS(b)
- P(h);OGATE::R1(I),XP(h)
- P(i);N_GUARD::R(I),XP(h)
- Tries
- Try
- S(E);
- Threat
- DUALS(2)
- Vars
- K(d);N_SPINP(h),OGATEB,S_FLIGHT,XR(F)::QAB(C)
- Q(g);XB(G)::S(A),XS(c)
- B(a);XQ(C)::R1(F)
- B(j);XB(G)::S(A),XS(c)
- S(c);XS(A)::R1(F)
- S(c);SBLOCK,XR(F)::S(E)
- Q(g);::R1(F)
- S(c);::R1(F)
- P(e);::S(A),XS(c)
- P(i);::S(A),XS(c)
- Refutation
- S(c);
- Try
- R(F);
- Threat
- DUALS(2)
- Vars
- Q(g);XB(G)::S(A)
- B(a);XQ(C)::S(A)
- B(j);XB(G)::S(A)
- S(c);N_GUARD,XS(A)::QAB(C)
- S(c);::S(A)
- P(e);::S(A)
- P(i);N_GUARD::R(I),XP(h)
- Q(g);::S(A)
- Refutation
- S(b);XS(E)
- Try
- Q(C);XS(c)
- Threat
- DUALS(3)
- Refutation
- B(a);XQ(C)
- Try
- Actual
- Q(C);
- Threat
- QAB(C)+R(F),DCHECK
- Vars
- S(b);SBLOCK,XS(E)::S(A)
- S(c);N_GUARD,XS(A)::QAB(C)+R(F)
- S(c);OGATE,P_SPINS(c),XR(F)::QAB1(C),XS(c)
- P(h);OGATE::R1(I),XP(h)
- P(i);N_GUARD::R(I),XP(h)
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).