MESON Chess Problem Database
Problem Display
PID: 167107 (4R3/q3BppB/2r1r1Pp/1N1PN2P/p3kPQ1/2pRp3/2K5/8 w - - 0 1)
Dyachuk, Vasyl Vasilovich
2nd Place, Belgrade QCT, 2016
#2
12 + 10
| 145 | StrateGems | 2016 |
SOLUTION
- SOUND
- Sets
- 1...Qd4
- 2.Rxd4#
- 1...Qb8
- 2.Rd4#
- 1...Qa5
- 2.Rd4#
- 1...Qa6
- 2.Rd4#
- 1...Qb7
- 2.Rd4#
- 1...Qc7
- 2.Rd4#
- 1...Qd7
- 2.Rd4#
- 1...Qxe7
- 2.Rd4#
- 1...Qa8
- 2.Rd4#
- 1...Rc5
- 2.Rd4#
- 1...Ra6
- 2.Sxc3#
- 1...Rb6
- 2.Sxc3#
- 2.Rd4#
- 1...Rcd6
- 2.Sxc3#
- 1...Rxe5
- 2.f5#
- 1...f5
- 2.Qf3#
- 1...Qd4
- Tries
- 1.Sd4?
- threat
- 2.Qf3#
- 1...Kxd5
- 2.Qf3#
- 2.Qg2#
- 1...Qxd4!
- threat
- 1.Sc4?
- threat
- 2.Sxc3#
- 2.f5#
- 1...Rxg6
- 2.Sxc3#
- 1...Qd4
- 2.Rxd4#
- 1...Qb8
- 2.Sxc3#
- 2.Rd4#
- 1...Qa5
- 2.Rd4#
- 2.f5#
- 1...Qc7
- 2.Sxc3#
- 2.Rd4#
- 1...f5
- 2.Sxc3#
- 1...Rxc4!
- threat
- 1.Sxc6?
- threat
- 2.Sxc3#
- 2.f5#
- 1...Rxg6
- 2.Sxc3#
- 2.Sd6#
- 1...Qd4
- 2.Rxd4#
- 1...Qc5
- 2.f5#
- 1...Qb8
- 2.Sxc3#
- 2.Rd4#
- 1...Qa5
- 2.Rd4#
- 2.f5#
- 1...Qc7
- 2.Sxc3#
- 2.Rd4#
- 1...f5
- 2.Sxc3#
- 1...Rxc6!
- threat
- 1.Sd7?
- threat
- 2.f5#
- 1...Qxd7
- 2.Rd4#
- 1...Rxg6
- 2.Bd6#
- 1...Qd4
- 2.Rxd4#
- 1...Qb8
- 2.Rd4#
- 1...Qc7
- 2.Rd4#
- 1...f5!
- threat
- 1.Sxf7?
- threat
- 2.f5#
- 1...Qd4
- 2.Rxd4#
- 1...Qb8
- 2.Rd4#
- 1...Qc7
- 2.Rd4#
- 1...Rxg6!
- threat
- 1.Bc5?
- threat
- 2.Sxc3#
- 2.Rd4#
- 1...Rxc5
- 2.Rd4#
- 1...Qa5
- 2.Rd4#
- 1...e2
- 2.Sxc3#
- 1...Qxc5!
- threat
- 1.Bf6?
- threat
- 2.f5#
- 1...Qd4
- 2.Rxd4#
- 1...gxf6!
- threat
- 1.Rxe3+?
- 1...Kxe3
- 2.Qf3#
- 1...Kxd5
- 2.Qf3#
- 2.Qg2#
- 1...Qxe3!
- 1...Kxe3
- 1.Sd4?
- Keys
- 1.Bd6!
- threat
- 2.f5#
- 1...Rcxd6
- 2.Sxc3#
- 1...Rxg6
- 2.Sd7#
- 1...Qd4
- 2.Rxd4#
- 1...f5
- 2.Qf3#
- threat
- 1.Bd6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 11
- Sets
- Q(h);N_GUARD::R1(B),XQ(h)
- Q(h);N_GUARD::R1(B)
- Q(h);N_GUARD,XB(J)::R1(B)
- R(e);S_CUTQ(h)::R1(B)
- R(e);N_GUARD::S(E),XP(a)
- R(f);SBLOCK,XS(G)::QAR(D)+P(C)
- P(i);SBLOCK::QAB1(D)
- Tries
- Try
- S(E);
- Threat
- QAB1(D)
- Refutation
- Q(h);XS(E)
- Try
- S(G);
- Threat
- DUALS(2)
- Vars
- R(f);P_SPINR(f),XP(I)::S(E),XP(a)
- Q(h);N_GUARD::R1(B),XQ(h)
- P(i);::S(E),XP(a)
- Refutation
- R(e);XS(G)
- Try
- S(G);XR(e)
- Threat
- DUALS(2)
- Vars
- Q(h);N_GUARD::R1(B),XQ(h)
- Q(h);::QAR(D)+P(C)
- P(i);::S(E),XP(a)
- Refutation
- R(f);XS(G)
- Try
- S(G);
- Threat
- QAR(D)+P(C)
- Vars
- Q(h);N_GUARD,XS(G)::R1(B)
- R(f);OGATEB,P_SPINR(f),XP(I)::R(L)+B(J)
- Q(h);N_GUARD::R1(B),XQ(h)
- Q(h);N_GUARD::R1(B)
- Refutation
- P(i);
- Try
- S(G);XP(i)
- Threat
- QAR(D)+P(C)
- Vars
- Q(h);N_GUARD::R1(B),XQ(h)
- Q(h);N_GUARD::R1(B)
- Refutation
- R(f);P_SPINR(f),XP(I)
- Try
- B(J);
- Threat
- DUALS(2)
- Vars
- R(e);XB(J)::R1(B)
- Q(h);::R1(B)
- P(b);::S(E),XP(a)
- Refutation
- Q(h);XB(J)
- Try
- B(J);
- Threat
- QAR(D)+P(C)
- Vars
- Q(h);N_GUARD::R1(B),XQ(h)
- Refutation
- P(j);XB(J)
- Try
- R(B);CHECK,XP(b)
- Vars
- K(d);P-FLIGHT,XR(B)::QAR1(D)
- Refutation
- Q(h);XR(B)
- Try
- Actual
- B(J);
- Threat
- QAR(D)+P(C)
- Vars
- R(e);N_GUARD,XB(J)::S(E),XP(a)
- R(f);P_SPINR(f),XP(I)::R(L)+S(G)
- Q(h);N_GUARD::R1(B),XQ(h)
- P(i);SBLOCK::QAB1(D)
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).