MESON Chess Problem Database
Problem Display
PID: 262904 (6r1/1Rp5/3P3p/PNk3P1/prp3p1/Kb4p1/2PN2Bb/3Q4 w - - 0 1)
Fomichev, Evgeny Vasilevich
1st HM., 08. World Cup, 2020
#2
10 + 11
SOLUTION
- SOUND
- Sets
- 1...Bg1
- 2.Qxg1#
- 1...c6
- 2.Se4#
- 1...Bg1
- Tries
- 1.Sb1?
- threat
- 2.Qd4#
- 2.Qd5#
- 1...Rxb5
- 2.Rxc7#
- 2.Qd5#
- 1...Rxg5
- 2.Qd4#
- 1...Bg1
- 2.Qxg1#
- 2.Qd5#
- 1...c6
- 2.Qd4#
- 1...c3!
- threat
- 1.Sf1?
- threat
- 2.Qd4#
- 2.Qd5#
- 1...Rxb5
- 2.Rxc7#
- 2.Qd5#
- 1...Rxg5
- 2.Qd4#
- 1...Bg1
- 2.Qd5#
- 1...c6
- 2.Qd4#
- 1...c3!
- threat
- 1.Sxb3+?
- 1...axb3
- 2.Qd4#
- 2.Qd5#
- 1...cxb3
- 2.Qd5#
- 1...Rxb3+!
- 1...axb3
- 1.Qe2?
- threat
- 2.Qe3#
- 2.Qe5#
- 1...Rxb5
- 2.Qe5#
- 1...Rxg5
- 2.Qe3#
- 1...cxd6
- 2.Qe3#
- 1...Bg1
- 2.Qe5#
- 1...c3
- 2.Rxc7#
- 1...Re8!
- threat
- 1.Qf3?
- threat
- 2.Qd5#
- 2.Qc6#
- 2.Qe3#
- 2.Qf5#
- 1...Rxb5
- 2.Qd5#
- 1...Rxg5
- 2.Qc6#
- 2.Qe3#
- 1...Bxc2
- 2.Qd5#
- 2.Qc6#
- 2.Qe3#
- 1...cxd6
- 2.Qd5#
- 2.Qc6#
- 2.Qe3#
- 1...Re8
- 2.Qd5#
- 2.Qc6#
- 1...Rf8
- 2.Qd5#
- 2.Qc6#
- 2.Qe3#
- 1...Bg1
- 2.Qd5#
- 2.Qc6#
- 2.Qf5#
- 1...c3
- 2.Qc6#
- 1...c6
- 2.Qxc6#
- 2.Qe3#
- 2.Qf5#
- 1...gxf3!
- threat
- 1.Qxg4?
- threat
- 2.Qf5#
- 2.Qd4#
- 1...Rxg5
- 2.Qd4#
- 1...Bxc2
- 2.Qd4#
- 1...cxd6
- 2.Qd4#
- 1...Re8
- 2.Qd4#
- 1...Rf8
- 2.Qd4#
- 1...Bg1
- 2.Qf5#
- 1...c3
- 2.Qxb4#
- 1...Rxb5!
- threat
- 1.Qa1?
- threat
- 2.Qd4#
- 2.Qe5#
- 1...Rxb5
- 2.Qe5#
- 1...Rxg5
- 2.Qd4#
- 1...cxd6
- 2.Qd4#
- 1...Re8
- 2.Qd4#
- 1...Bg1
- 2.Qe5#
- 2.Qxg1#
- 1...c3!
- threat
- 1.Sb1?
- Keys
- 1.Sxc4!
- threat
- 2.Qd4#
- 2.Qd5#
- 1...Kxc4
- 2.Qd4#
- 2.Qd5#
- 1...Rxc4
- 2.Qd5#
- 1...Rxb5
- 2.Rxc7#
- 2.Qd5#
- 1...Rxg5
- 2.Qd4#
- 1...Bxc4
- 2.Qd4#
- 1...Bg1
- 2.Qd5#
- 1...c6
- 2.Qd4#
- threat
- 1.Sxc4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 2
- ADDED MATES = 3
- REMOVED MATES = 0
- Sets
- B(a);N_GUARD::QAB(A),XB(a)
- P(j);SBLOCK::S(C)
- Tries
- Try
- S(C);
- Threat
- DUALS(2)
- Vars
- R(k);XP(H)::QAB1(A)
- P(j);::QAB1(A)
- Refutation
- P(f);
- Try
- S(C);
- Threat
- DUALS(2)
- Vars
- R(k);XP(H)::QAB1(A)
- B(a);::QAR1(A)
- P(j);::QAB1(A)
- Refutation
- P(f);
- Try
- S(C);CHECK,XB(b)
- Vars
- P(f);XS(C)::QAR1(A)
- Refutation
- R(e);CHECK,XS(C)
- Try
- Q(A);
- Threat
- DUALS(2)
- Vars
- R(e);XS(G)::QAR2(A)
- R(k);XP(H)::QAB(A)
- P(j);XP(I)::QAB(A)
- B(a);::QAR2(A)
- P(f);::R(J),XP(j)
- Refutation
- R(k);
- Try
- Q(A);
- Threat
- DUALS(4)
- Vars
- R(e);XS(G)::QAR1(A)
- P(f);::QAR1(A)
- Refutation
- P(g);XQ(A)
- Try
- Q(A);XP(g)
- Threat
- DUALS(2)
- Vars
- R(k);XP(H)::QAB1(A)
- B(b);XP(B)::QAB1(A)
- P(j);XP(I)::QAB1(A)
- R(k);::QAB1(A)
- B(a);::QAR(A)
- P(f);OGATE::QAB1(A),XR(e)
- Refutation
- R(e);XS(G)
- Try
- Q(A);
- Threat
- DUALS(2)
- Vars
- R(e);XS(G)::QAR2(A)
- R(k);XP(H)::QAB1(A)
- P(j);XP(I)::QAB1(A)
- R(k);::QAB1(A)
- Refutation
- P(f);
- Try
- Actual
- S(C);XP(f)
- Threat
- DUALS(2)
- Vars
- R(e);XS(C)::QAR1(A)
- R(k);XP(H)::QAB1(A)
- B(b);XS(C)::QAB1(A)
- B(a);::QAR1(A)
- P(j);::QAB1(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).