MESON Chess Problem Database
Problem Display
PID: 51992 (1b1Q4/7b/2P3p1/1ppBk1p1/5RP1/2r3np/n1N5/BK3R2 w - - 0 1)
Dyachuk, Vasyl Vasilovich
Markovtsy, Vassyl Yuriovich
1st HM., Erokhin MT, 2002
#2
9 + 11
| 23 | Die Schwalbe | 2004 |
| 15174 | FIDE Album (2001-2003) | 2011 |
SOLUTION
- SOUND
- Sets
- 1...Sc1
- 2.Bxc3#
- 1...Sb4
- 2.Bxc3#
- 1...Sxf1
- 2.Re4#
- 1...Sh1
- 2.Re4#
- 1...Se2
- 2.Re4#
- 1...Se4
- 2.Rxe4#
- 1...Sf5
- 2.Re4#
- 1...Sh5
- 2.Re4#
- 1...Sc1
- Tries
- 1.Se3?
- threat
- 2.Qf6#
- 2.Qe7#
- 2.Qxb8#
- 1...Sxf1
- 2.Re4#
- 2.Qf6#
- 2.Qxb8#
- 1...Se4
- 2.Rxe4#
- 1...Bg8
- 2.Qf6#
- 2.Qxb8#
- 1...Bd6
- 2.Qf6#
- 2.Qh8#
- 1...Ba7
- 2.Qf6#
- 2.Qc7#
- 2.Qe7#
- 1...Bc7
- 2.Qf6#
- 2.Qxc7#
- 2.Qe7#
- 1...Sf5
- 2.Re4#
- 1...Sh5
- 2.Re4#
- 2.Qe7#
- 2.Qxb8#
- 1...gxf4!
- threat
- 1.Bh1?
- threat
- 2.Qf6#
- 2.Qe7#
- 2.Qd5#
- 1...Ke6
- 2.Qf6#
- 1...Sxf1
- 2.Re4#
- 2.Qf6#
- 1...gxf4
- 2.Qe7#
- 1...Bg8
- 2.Qf6#
- 1...Bd6
- 2.Qf6#
- 1...Sb4
- 2.Qf6#
- 2.Qe7#
- 1...Se4
- 2.Rxe4#
- 1...Sf5
- 2.Re4#
- 1...Sh5
- 2.Re4#
- 2.Qe7#
- 2.Qd5#
- 1...Sxh1!
- threat
- 1.Bg2?
- threat
- 2.Qf6#
- 2.Qe7#
- 2.Qd5#
- 1...Ke6
- 2.Qf6#
- 1...Sxf1
- 2.Re4#
- 2.Qf6#
- 1...gxf4
- 2.Qe7#
- 1...Bg8
- 2.Qf6#
- 1...Bd6
- 2.Qf6#
- 1...Sb4
- 2.Qf6#
- 2.Qe7#
- 1...Se4
- 2.Rxe4#
- 1...Sf5
- 2.Re4#
- 1...Sh5
- 2.Re4#
- 2.Qe7#
- 2.Qd5#
- 1...hxg2!
- threat
- 1.Bf7?
- threat
- 2.Qf6#
- 2.Qe7#
- 2.Qd5#
- 2.Qxb8#
- 1...Sxf1
- 2.Qf6#
- 2.Qxb8#
- 1...gxf4
- 2.Qe7#
- 1...Bd6
- 2.Qf6#
- 2.Qh8#
- 1...Ba7
- 2.Qf6#
- 2.Qc7#
- 2.Qe7#
- 2.Qd5#
- 1...Bc7
- 2.Qf6#
- 2.Qxc7#
- 2.Qe7#
- 2.Qd5#
- 1...Sb4
- 2.Bxc3#
- 2.Qf6#
- 2.Qe7#
- 2.Qxb8#
- 1...Se4
- 2.Qe7#
- 2.Qd5#
- 1...Sh5
- 2.Qe7#
- 2.Qd5#
- 2.Qxb8#
- 1...Sf5!
- threat
- 1.Rd1?
- threat
- 2.Qf6#
- 2.Qxb8#
- 1...gxf4
- 2.Qe7#
- 1...Sf5
- 2.Re4#
- 1...Bd6
- 2.Qf6#
- 1...Ba7
- 2.Qf6#
- 2.Qc7#
- 1...Bc7
- 2.Qf6#
- 2.Qxc7#
- 1...Se4
- 2.Rxe4#
- 1...Sh5
- 2.Re4#
- 2.Qxb8#
- 1...Kxf4!
- threat
- 1.Re1+?
- 1...Se2
- 2.Re4#
- 1...Se4
- 2.Rexe4#
- 2.Rfxe4#
- 1...Kxf4!
- 1...Se2
- 1.Se3?
- Keys
- 1.Bf3!
- threat
- 2.Qf6#
- 1...Kxf4
- 2.Qxb8#
- 1...Ke6
- 2.Qf6#
- 1...gxf4
- 2.Qe7#
- 1...Sf5
- 2.Re4#
- 1...Se4
- 2.Rxe4#
- 1...Sh5
- 2.Re4#
- threat
- 1.Bf3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 5
- Sets
- S(a);N_GUARD::B(A),XR(b)
- S(c);N_GUARD,XR(C)::R1(E)
- S(c);N_GUARD::R1(E)
- S(c);N_GUARD::R1(E),XS(c)
- Tries
- Try
- S(D);
- Threat
- DUALS(3)
- Vars
- S(c);N_GUARD::R1(E),XS(c)
- S(c);N_GUARD::R1(E)
- Refutation
- P(h);XR(E)
- Try
- B(G);
- Threat
- DUALS(3)
- Vars
- K(g);N_SPINR(b),P-FLIGHT::QAR1(I)
- P(h);XR(E)::QAR2(I)
- B(j);::QAB1(I)
- B(k);::QAB1(I)
- S(c);N_GUARD::R1(E),XS(c)
- S(c);N_GUARD::R1(E)
- Refutation
- S(c);XB(G)
- Try
- B(G);
- Threat
- DUALS(3)
- Vars
- K(g);N_SPINR(b),P-FLIGHT::QAR1(I)
- P(h);XR(E)::QAR2(I)
- B(j);::QAB1(I)
- B(k);::QAB1(I)
- S(c);N_GUARD::R1(E),XS(c)
- S(c);N_GUARD::R1(E)
- Refutation
- P(d);XB(G)
- Try
- B(G);
- Threat
- DUALS(4)
- Vars
- P(h);XR(E)::QAR2(I)
- Refutation
- S(c);
- Try
- R(C);
- Threat
- DUALS(2)
- Vars
- P(h);SBLOCK,XR(E)::QAR2(I)
- S(c);N_GUARD::R1(E)
- B(k);::QAB1(I)
- S(c);N_GUARD::R1(E),XS(c)
- Refutation
- K(g);N_SPINR(b),S_FLIGHT,XR(E)
- Try
- R(C);CHECK
- Vars
- S(c);N_GUARD,P_SPINS(c)::R1(E)
- Refutation
- K(g);N_SPINR(b),S_FLIGHT,XR(E)
- Try
- Actual
- B(G);
- Threat
- QAB1(I)
- Vars
- K(g);N_SPINR(b),S_FLIGHT,XR(E)::QAB(I),XB(k)
- K(g);N_SPINR(b),P-FLIGHT::QAR1(I)
- P(h);SBLOCK,XR(E)::QAR2(I)
- S(c);N_GUARD::R1(E)
- S(c);N_GUARD::R1(E),XS(c)
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).