MESON Chess Problem Database
Problem Display
PID: 169365 (8/1p1Q1n1r/pKPB4/3pp3/2k5/P2R1N2/2b1np2/1N1R4 w - - 0 1)
Kopyl, Valery Volodimirovich
1/2 Prize, SuperProblem 122. TT, 2014
#2
9 + 10
| 6490 | yacpdb | 2018 |
SOLUTION
- SOUND
- Sets
- 1...Sc1
- 2.Rc3#
- 1...Sg1
- 2.Rc3#
- 1...Sc3
- 2.Rxc3#
- 1...Sg3
- 2.Rc3#
- 1...Sd4
- 2.Rc3#
- 1...Sf4
- 2.Rc3#
- 1...Sg5
- 2.Sxe5#
- 1...Sxd6
- 2.Sxe5#
- 1...Sh6
- 2.Sxe5#
- 1...Sd8
- 2.Sxe5#
- 1...Sh8
- 2.Sxe5#
- 1...d4
- 2.Qe6#
- 1...bxc6
- 2.Qxc6#
- 1...Sc1
- Tries
- 1.Bc5?
- threat
- 2.Qxd5#
- 1...Bxd3
- 2.Sfd2#
- 1...Sc3
- 2.Rxc3#
- 1...Sd4
- 2.Rc3#
- 1...Sf4
- 2.Rc3#
- 1...Sd6
- 2.Sxe5#
- 1...d4
- 2.Qe6#
- 1...bxc6!
- threat
- 1.Bxe5?
- threat
- 2.Qxd5#
- 1...Bxd3
- 2.Sbd2#
- 2.Sfd2#
- 1...bxc6
- 2.Qxc6#
- 1...Sc3
- 2.Rxc3#
- 1...Sd4
- 2.Rc3#
- 1...Sf4
- 2.Rc3#
- 1...d4
- 2.Qe6#
- 1...Sd6!
- threat
- 1.Bc7?
- threat
- 2.Qxd5#
- 1...bxc6
- 2.Qxc6#
- 1...Sc3
- 2.Rxc3#
- 1...Sd4
- 2.Rc3#
- 1...Sf4
- 2.Rc3#
- 1...Sd6
- 2.Sxe5#
- 1...d4
- 2.Qe6#
- 1...Bxd3!
- threat
- 1.Be7?
- threat
- 2.Qxd5#
- 1...bxc6
- 2.Qxc6#
- 1...Sc3
- 2.Rxc3#
- 1...Sd4
- 2.Rc3#
- 1...Sf4
- 2.Rc3#
- 1...Sd6
- 2.Sxe5#
- 1...d4
- 2.Qe6#
- 1...Bxd3!
- threat
- 1.Bb8?
- threat
- 2.Qxd5#
- 1...bxc6
- 2.Qxc6#
- 1...Sc3
- 2.Rxc3#
- 1...Sd4
- 2.Rc3#
- 1...Sf4
- 2.Rc3#
- 1...Sd6
- 2.Sxe5#
- 1...d4
- 2.Qe6#
- 1...Bxd3!
- threat
- 1.Bf8?
- threat
- 2.Qxd5#
- 1...bxc6
- 2.Qxc6#
- 1...Sc3
- 2.Rxc3#
- 1...Sd4
- 2.Rc3#
- 1...Sf4
- 2.Rc3#
- 1...Sd6
- 2.Sxe5#
- 1...d4
- 2.Qe6#
- 1...Bxd3!
- threat
- 1.Qg4+?
- 1...Sd4
- 2.Rc3#
- 1...Sf4
- 2.Rc3#
- 1...d4
- 2.Qe6#
- 1...e4!
- 1...Sd4
- 1.Qf5?
- threat
- 2.Sbd2#
- 2.Sfd2#
- 1...Bxb1
- 2.Sd2#
- 1...Bxd3
- 2.Qxd3#
- 1...d4
- 2.Qe6#
- 1...e4
- 2.Qxd5#
- 1...f1S!
- threat
- 1.Qxf7?
- threat
- 2.Sxe5#
- 2.Qxd5#
- 1...Rxf7
- 2.Sxe5#
- 1...bxc6
- 2.Sxe5#
- 1...Sc3
- 2.Rxc3#
- 1...Rh5
- 2.Qxd5#
- 1...Sd4
- 2.Sxe5#
- 2.Rc3#
- 1...Sf4
- 2.Sxe5#
- 2.Rc3#
- 1...e4
- 2.Se5#
- 2.Qxd5#
- 1...Bxd3!
- threat
- 1.cxb7?
- threat
- 2.Qc6#
- 2.Qc8#
- 2.Qc7#
- 1...Bxd3
- 2.Qa4#
- 1...Sxd6
- 2.Sxe5#
- 2.Qc6#
- 1...Sc3
- 2.Rxc3#
- 1...d4
- 2.Qc6#
- 2.Qe6#
- 1...Rh8
- 2.Qc6#
- 2.Qc7#
- 1...Ba4
- 2.Qxa4#
- 1...Sd4
- 2.Rc3#
- 1...Sg5
- 2.Sxe5#
- 2.Qc6#
- 1...Sh6
- 2.Sxe5#
- 2.Qc6#
- 1...Sd8
- 2.Sxe5#
- 1...Sh8
- 2.Sxe5#
- 2.Qc6#
- 1...Bxd1!
- threat
- 1.Bc5?
- Keys
- 1.Bb4!
- threat
- 2.Qxd5#
- 1...Bxd3
- 2.Sbd2#
- 1...bxc6
- 2.Qxc6#
- 1...Sc3
- 2.Rxc3#
- 1...Sd4
- 2.Rc3#
- 1...Sf4
- 2.Rc3#
- 1...Sd6
- 2.Sxe5#
- 1...d4
- 2.Qe6#
- threat
- 1.Bb4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 7
- Sets
- S(b);N_GUARD::R1(D)
- S(b);N_GUARD::R1(D),XS(b)
- S(i);N_GUARD::S(E),XP(f)
- S(i);N_GUARD,XB(H)::S(E),XP(f)
- P(e);OGATEB::QAB(I)
- P(h);OGATE,XP(G)::QAR2(I),XP(h)
- Tries
- Try
- B(H);
- Threat
- QAB1(I),XP(e)
- Vars
- B(a);SBLOCK,XR(D)::S(E)
- S(b);N_GUARD::R1(D),XS(b)
- S(b);N_GUARD::R1(D)
- S(i);N_GUARD::S(E),XP(f)
- P(e);OGATEB::QAB(I)
- Refutation
- P(h);XP(G)
- Try
- B(H);XP(f)
- Threat
- QAB1(I),XP(e)
- Vars
- P(h);OGATE,XP(G)::QAR2(I),XP(h)
- S(b);N_GUARD::R1(D),XS(b)
- S(b);N_GUARD::R1(D)
- P(e);OGATEB::QAB(I)
- Refutation
- S(i);
- Try
- B(H);
- Threat
- QAB1(I),XP(e)
- Vars
- P(h);OGATE,XP(G)::QAR2(I),XP(h)
- S(b);N_GUARD::R1(D),XS(b)
- S(b);N_GUARD::R1(D)
- S(i);N_GUARD::S(E),XP(f)
- P(e);OGATEB::QAB(I)
- Refutation
- B(a);XR(D)
- Try
- B(H);
- Threat
- QAB1(I),XP(e)
- Vars
- P(h);OGATE,XP(G)::QAR2(I),XP(h)
- S(b);N_GUARD::R1(D),XS(b)
- S(b);N_GUARD::R1(D)
- S(i);N_GUARD::S(E),XP(f)
- P(e);OGATEB::QAB(I)
- Refutation
- B(a);XR(D)
- Try
- B(H);
- Threat
- QAB1(I),XP(e)
- Vars
- P(h);OGATE,XP(G)::QAR2(I),XP(h)
- S(b);N_GUARD::R1(D),XS(b)
- S(b);N_GUARD::R1(D)
- S(i);N_GUARD::S(E),XP(f)
- P(e);OGATEB::QAB(I)
- Refutation
- B(a);XR(D)
- Try
- B(H);
- Threat
- QAB1(I),XP(e)
- Vars
- P(h);OGATE,XP(G)::QAR2(I),XP(h)
- S(b);N_GUARD::R1(D),XS(b)
- S(b);N_GUARD::R1(D)
- S(i);N_GUARD::S(E),XP(f)
- P(e);OGATEB::QAB(I)
- Refutation
- B(a);XR(D)
- Try
- Q(I);CHECK
- Vars
- S(b);P_SPINS(b)::R1(D)
- P(e);OGATEB,P_SPINP(e)::QAB(I)
- Refutation
- P(f);P_SPINP(f)
- Try
- Q(I);
- Threat
- DUALS(2)
- Vars
- B(a);XS(A)::S(E)
- B(a);OGATE,XR(D)::QAB1(I),XB(a)
- P(e);OGATEB::QAB(I)
- P(f);OGATE::QAB1(I),XP(e)
- Refutation
- P(c);
- Try
- Q(I);P_PINP(e),XS(i)
- Threat
- DUALS(2)
- Vars
- R(j);N_SPINP(e),XQ(I)::S(E),XP(f)
- P(h);XP(G)::S(E),XP(f)
- S(b);N_GUARD::R1(D),XS(b)
- R(j);::QAB1(I),XP(e)
- Refutation
- B(a);XR(D)
- Try
- P(G);XP(h)
- Threat
- DUALS(3)
- Vars
- B(a);N_GUARD,XR(D)::QAR2(I)
- S(b);N_GUARD::R1(D),XS(b)
- B(a);N_GUARD::QAR2(I),XB(a)
- S(b);N_GUARD::R1(D)
- S(i);N_GUARD::S(E),XP(f)
- Refutation
- B(a);XR(B)
- Try
- Actual
- B(H);
- Threat
- QAB1(I),XP(e)
- Vars
- B(a);SBLOCK,XR(D)::S(A)
- P(h);OGATE,XP(G)::QAR2(I),XP(h)
- S(b);N_GUARD::R1(D),XS(b)
- S(b);N_GUARD::R1(D)
- S(i);N_GUARD::S(E),XP(f)
- P(e);OGATEB::QAB(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).