MESON Chess Problem Database
Problem Display
PID: 150514 (1r6/3Q4/3N3p/2p1p3/2PkBnR1/PP3R2/K2n4/2N1Bbq1 w - - 0 1)
Pilchenko, Viacheslav Karlovich
2/3 Prize, Pobeda-60 JT, 2005
#2
11 + 9
| 23 | Die Schwalbe | 2013 |
| 15323 | FIDE Album (2004-2006) | 2013 |
SOLUTION
- SOUND
- Sets
- 1...Qf2
- 2.Bxf2#
- 1...Qh1
- 2.Bf2#
- 1...Qxg4
- 2.Bf2#
- 1...Sxb3
- 2.Bc3#
- 1...Sxc4
- 2.Bc3#
- 1...Sxe4
- 2.Sb5#
- 2.Sf5#
- 1...Se2
- 2.Sb5#
- 2.Sf5#
- 2.Sb7#
- 2.Sf7#
- 2.Sc8#
- 2.Se8#
- 2.Rd3#
- 1...Sg2
- 2.Sb5#
- 2.Sf5#
- 2.Sb7#
- 2.Sf7#
- 2.Sc8#
- 2.Se8#
- 1...Sd3
- 2.Sb5#
- 1...Sh3
- 2.Sb5#
- 2.Sf5#
- 2.Sb7#
- 2.Sf7#
- 2.Sc8#
- 2.Se8#
- 1...Sd5
- 2.Sf5#
- 1...Sh5
- 2.Sb5#
- 2.Sf5#
- 2.Sb7#
- 2.Sf7#
- 2.Sc8#
- 2.Se8#
- 1...Se6
- 2.Sb5#
- 2.Sf5#
- 2.Sb7#
- 2.Sf7#
- 2.Sc8#
- 2.Se8#
- 1...Sg6
- 2.Sb5#
- 2.Sf5#
- 2.Sb7#
- 2.Sf7#
- 2.Sc8#
- 2.Se8#
- 1...Qf2
- Tries
- 1.Se2+?
- 1...Sxe2
- 2.Sb5#
- 2.Sf5#
- 2.Sb7#
- 2.Sf7#
- 2.Sc8#
- 2.Se8#
- 2.Rd3#
- 1...Bxe2!
- 1...Sxe2
- 1.Sb7+?
- 1...Sd5
- 2.Qxd5#
- 1...Kxe4!
- 1...Sd5
- 1.Sf7+?
- 1...Sd5
- 2.Qxd5#
- 1...Kxe4!
- 1...Sd5
- 1.Sc8+?
- 1...Sd5
- 2.Qxd5#
- 1...Kxe4!
- 1...Sd5
- 1.Se8+?
- 1...Sd5
- 2.Qxd5#
- 1...Kxe4!
- 1...Sd5
- 1.Bc2?
- threat
- 2.Sb5#
- 2.Sf5#
- 2.Sb7#
- 2.Sf7#
- 2.Sc8#
- 2.Se8#
- 1...Qxg4
- 2.Sb5#
- 2.Sf5#
- 2.Bf2#
- 1...Bxc4
- 2.Sxc4#
- 2.Sb5#
- 2.Sf5#
- 1...Sxb3
- 2.Bc3#
- 1...Sxf3
- 2.Sf5#
- 1...Sxc4
- 2.Sxc4#
- 2.Sb5#
- 2.Sf5#
- 1...Qe3
- 2.Sb5#
- 1...Bd3
- 2.Rxd3#
- 1...e4
- 2.Qg7#
- 1...Rb5
- 2.Sxb5#
- 2.Sf5#
- 2.Sb7#
- 2.Sf7#
- 2.Sc8#
- 2.Se8#
- 1...Rb6
- 2.Sb5#
- 2.Sf5#
- 1...Rb7
- 2.Sb5#
- 2.Sf5#
- 2.Sxb7#
- 1...Rc8
- 2.Sb5#
- 2.Sf5#
- 2.Sb7#
- 2.Sf7#
- 2.Sxc8#
- 2.Se8#
- 1...Rd8
- 2.Sb5#
- 2.Sf5#
- 1...Re8
- 2.Sb5#
- 2.Sf5#
- 2.Sb7#
- 2.Sf7#
- 2.Sc8#
- 2.Sxe8#
- 1...Se4
- 2.Sb5#
- 2.Sf5#
- 1...Rxb3!
- threat
- 1.Bd5?
- threat
- 2.Sf5#
- 1...Qxg4
- 2.Bf2#
- 1...Bd3
- 2.Rxd3#
- 1...e4
- 2.Qg7#
- 1...Rf8
- 2.Sb5#
- 1...Qe3!
- threat
- 1.Bc6?
- threat
- 2.Sb5#
- 2.Sf5#
- 2.Sb7#
- 2.Sf7#
- 2.Sc8#
- 2.Se8#
- 1...Qxg4
- 2.Sb5#
- 2.Sf5#
- 2.Bf2#
- 1...Bxc4
- 2.Sxc4#
- 2.Sb5#
- 2.Sf5#
- 1...Sxb3
- 2.Bc3#
- 1...Sxf3
- 2.Sf5#
- 1...Sxc4
- 2.Sxc4#
- 2.Sb5#
- 2.Sf5#
- 2.Bc3#
- 1...Qe3
- 2.Sb5#
- 1...Bd3
- 2.Sb5#
- 2.Rxd3#
- 1...e4
- 2.Qg7#
- 1...Rb5
- 2.Sxb5#
- 2.Sf5#
- 2.Sb7#
- 2.Sf7#
- 2.Sc8#
- 2.Se8#
- 1...Rb7
- 2.Sb5#
- 2.Sf5#
- 2.Sxb7#
- 1...Rc8
- 2.Sb5#
- 2.Sf5#
- 2.Sb7#
- 2.Sf7#
- 2.Sxc8#
- 2.Se8#
- 1...Rd8
- 2.Sb5#
- 2.Sf5#
- 1...Re8
- 2.Sb5#
- 2.Sf5#
- 2.Sb7#
- 2.Sf7#
- 2.Sc8#
- 2.Sxe8#
- 1...Se4
- 2.Sb5#
- 2.Sf5#
- 1...Rxb3!
- threat
- 1.Bb7?
- threat
- 2.Sb5#
- 2.Sf5#
- 2.Sf7#
- 2.Sc8#
- 2.Se8#
- 1...Qxg4
- 2.Sb5#
- 2.Sf5#
- 2.Bf2#
- 1...Bxc4
- 2.Sxc4#
- 2.Sb5#
- 2.Sf5#
- 1...Sxb3
- 2.Sxb3#
- 2.Bc3#
- 1...Sxf3
- 2.Sf5#
- 1...Sxc4
- 2.Sxc4#
- 2.Sb5#
- 2.Sf5#
- 2.Bc3#
- 1...Qe3
- 2.Sb5#
- 1...Bd3
- 2.Sb5#
- 2.Rxd3#
- 1...e4
- 2.Qg7#
- 1...Rc8
- 2.Sb5#
- 2.Sf5#
- 2.Sf7#
- 2.Sxc8#
- 2.Se8#
- 1...Rd8
- 2.Sb5#
- 2.Sf5#
- 1...Re8
- 2.Sb5#
- 2.Sf5#
- 2.Sf7#
- 2.Sc8#
- 2.Sxe8#
- 1...Se4
- 2.Sb5#
- 2.Sf5#
- 1...Rxb7!
- threat
- 1.Qb7?
- threat
- 2.Sb5#
- 2.Sf5#
- 1...Qxg4
- 2.Sb5#
- 2.Bf2#
- 1...Bxc4
- 2.Sf5#
- 1...Sxb3
- 2.Sxb3#
- 2.Bc3#
- 1...Sxf3
- 2.Sf5#
- 1...Qe3
- 2.Sb5#
- 1...Bd3
- 2.Sb5#
- 1...Sd3
- 2.Sb5#
- 1...Rf8
- 2.Sb5#
- 1...Rxb7!
- threat
- 1.Se2+?
- Keys
- 1.Bd3!
- threat
- 2.Sb5#
- 1...Kc3
- 2.Se4#
- 1...Bxd3
- 2.Rxd3#
- 1...Sxf3
- 2.Sf5#
- 1...e4
- 2.Qg7#
- 1...Rb5
- 2.Sxb5#
- threat
- 1.Bd3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 5
- REMOVED MATES = 7
- Sets
- Q(b);N_GUARD::B(B),XQ(b)
- Q(b);N_GUARD::B(B)
- Q(b);N_GUARD,XR(I)::B(B)
- S(c);OGATE,XP(E)::B(B)
- S(c);OGATE,XP(G)::B(B)
- S(e);::QAR(K)+S(J),DCHECK
- S(e);::S(J)
- Tries
- Try
- S(A);CHECK
- Refutation
- B(a);XS(A)
- Try
- S(J);CHECK
- Vars
- S(e);N_GUARD,P_SPINS(e)::QAR1(K),XS(e)
- Refutation
- K(d);P-FLIGHT,P_SPINS(e),XB(H)
- Try
- S(J);CHECK
- Vars
- S(e);N_GUARD,P_SPINS(e)::QAR1(K),XS(e)
- Refutation
- K(d);P-FLIGHT,P_SPINS(e),XB(H)
- Try
- S(J);CHECK
- Vars
- S(e);N_GUARD,P_SPINS(e)::QAR1(K),XS(e)
- Refutation
- K(d);P-FLIGHT,P_SPINS(e),XB(H)
- Try
- S(J);CHECK
- Vars
- S(e);N_GUARD,P_SPINS(e)::QAR1(K),XS(e)
- Refutation
- K(d);P-FLIGHT,P_SPINS(e),XB(H)
- Try
- B(H);P_PINS(e)
- Threat
- DUALS(6)
- Vars
- S(c);OGATE,XP(E)::B(B)
- S(c);XR(F)::QAR(K)+S(J),DCHECK
- Q(b);::QAR(K)+S(J),DCHECK
- B(a);N_GUARD::R1(F),XB(a)
- P(g);N_SPINS(e),OGATEB::QAB(K)
- Refutation
- R(i);XP(E)
- Try
- B(H);P_PINS(e)
- Threat
- S(J)
- Vars
- Q(b);N_GUARD,N_SPINS(e),XR(I)::B(B)
- B(a);N_GUARD::R1(F),XB(a)
- P(g);N_SPINS(e),OGATEB::QAB(K)
- R(i);N_GUARD::S(J)
- Refutation
- Q(b);
- Try
- B(H);P_PINS(e)
- Threat
- DUALS(6)
- Vars
- S(c);OGATE,XP(E)::B(B)
- S(c);XR(F)::QAR(K)+S(J),DCHECK
- Q(b);::QAR(K)+S(J),DCHECK
- P(g);N_SPINS(e),OGATEB::QAB(K)
- Refutation
- R(i);XP(E)
- Try
- B(H);P_PINS(e)
- Threat
- DUALS(5)
- Vars
- S(c);XR(F)::QAR(K)+S(J),DCHECK
- Q(b);::QAR(K)+S(J),DCHECK
- P(g);N_SPINS(e),OGATEB::QAB(K)
- Refutation
- R(i);XB(H)
- Try
- Q(K);
- Threat
- DUALS(2)
- Vars
- B(a);P_PINP(E),XP(G)::S(J)
- S(c);XR(F)::S(J)
- Q(b);::S(J)
- B(a);::S(J)
- S(e);::S(J)
- R(i);::S(J)
- Refutation
- R(i);XQ(K)
- Try
- Actual
- B(H);P_PINS(e)
- Threat
- QAR(K)+S(J),DCHECK
- Vars
- K(d);N_SPINS(e),P_SPINS(c),S_FLIGHT::S(J)
- B(a);OGATE,XB(H)::R1(F),XB(a)
- S(c);XR(F)::QAR(K)+S(J),DCHECK
- P(g);N_SPINS(e),OGATEB::QAB(K)
- R(i);::QAR(K)+S(J),DCHECK,XR(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).