MESON Chess Problem Database
Problem Display
PID: 245921 (5Qn1/2BRp1P1/6p1/1P1P1pP1/1p2k2N/5N2/3K4/8 w - - 0 1)
Kopyl, Valery Volodimirovich
64 Shakhmatnoe obozrenie, 2009
#2
10 + 6
| 15148 | Sadier Collection | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Sf6
- 2.Qxe7#
- 1...Sh6
- 2.Qxe7#
- 1...f4
- 2.Qxf4#
- 1...e5
- 2.Qxb4#
- 1...e6
- 2.Qxb4#
- 1...Sf6
- Tries
- 1.Ke2?
- 1...e5
- 2.Qxb4#
- 1...Sf6
- 2.Qxe7#
- 1...Sh6
- 2.Qxe7#
- 1...f4
- 2.Qxf4#
- 1...e6
- 2.Qxb4#
- 1...b3!
- 1...e5
- 1.Bh2?
- 1...Sf6
- 2.Qxe7#
- 1...Sh6
- 2.Qxe7#
- 1...f4
- 2.Qxf4#
- 1...e5
- 2.Qxb4#
- 1...e6
- 2.Qxb4#
- 1...b3!
- 1...Sf6
- 1.Bg3?
- 1...Sf6
- 2.Qxe7#
- 1...Sh6
- 2.Qxe7#
- 1...f4
- 2.Qxf4#
- 1...e5
- 2.Qxb4#
- 1...e6
- 2.Qxb4#
- 1...b3!
- 1...Sf6
- 1.Bb8?
- 1...e5
- 2.Qxb4#
- 1...Sf6
- 2.Qxe7#
- 1...Sh6
- 2.Qxe7#
- 1...f4
- 2.Qxf4#
- 1...e6
- 2.Qxb4#
- 1...b3!
- 1...e5
- 1.Rd8?
- 1...e5
- 2.Qxb4#
- 1...Sf6
- 2.Qxe7#
- 1...Sh6
- 2.Qxe7#
- 1...f4
- 2.Qxf4#
- 1...e6
- 2.Qxb4#
- 1...b3!
- 1...e5
- 1.Qf7?
- threat
- 2.Qe6#
- 1...e6
- 2.Qxe6#
- 1...e5!
- threat
- 1.Qe8?
- 1...e5
- 2.Qxe5#
- 1...Sf6
- 2.Qxe7#
- 1...Sh6
- 2.Qxe7#
- 1...f4
- 2.Qxg6#
- 1...e6
- 2.Qxe6#
- 1...b3!
- 1...e5
- 1.Qxg8?
- threat
- 2.Rxe7#
- 2.Qe6#
- 1...e6
- 2.Qxe6#
- 1...e5!
- threat
- 1.b6?
- 1...e5
- 2.Qxb4#
- 1...Sf6
- 2.Qxe7#
- 1...Sh6
- 2.Qxe7#
- 1...f4
- 2.Qxf4#
- 1...e6
- 2.Qxb4#
- 1...b3!
- 1...e5
- 1.Ke2?
- Keys
- 1.Qa8!
- 1...e5
- 2.dxe5 ep#
- 1...Sf6
- 2.Rxe7#
- 1...Sh6
- 2.Rxe7#
- 1...b3
- 2.Qa4#
- 1...f4
- 2.d6#
- 1...e6
- 2.dxe6#
- 1...e5
- 1.Qa8!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 5
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- S(f);N_GUARD::QAR(J),XP(e)
- P(c);OGATE::QAR1(J),XP(c)
- P(e);OGATE::QAR(J),XP(a)
- Tries
- Try
- K(A);P-FLIGHT
- Vars
- P(e);OGATE::QAR(J),XP(a)
- S(f);N_GUARD::QAR(J),XP(e)
- P(c);OGATE::QAR1(J),XP(c)
- Refutation
- P(a);
- Try
- B(G);
- Vars
- S(f);N_GUARD::QAR(J),XP(e)
- P(c);OGATE::QAR1(J),XP(c)
- P(e);OGATE::QAR(J),XP(a)
- Refutation
- P(a);
- Try
- B(G);
- Vars
- S(f);N_GUARD::QAR(J),XP(e)
- P(c);OGATE::QAR1(J),XP(c)
- P(e);OGATE::QAR(J),XP(a)
- Refutation
- P(a);
- Try
- B(G);
- Vars
- P(e);OGATE::QAR(J),XP(a)
- S(f);N_GUARD::QAR(J),XP(e)
- P(c);OGATE::QAR1(J),XP(c)
- Refutation
- P(a);
- Try
- R(H);
- Vars
- P(e);OGATE::QAR(J),XP(a)
- S(f);N_GUARD::QAR(J),XP(e)
- P(c);OGATE::QAR1(J),XP(c)
- Refutation
- P(a);
- Try
- Q(J);
- Threat
- QAR2(J)
- Vars
- P(e);::QAR2(J),XP(e)
- Refutation
- P(e);
- Try
- Q(J);P_PINP(e)
- Vars
- P(e);OGATE::QAR1(J),XP(e)
- S(f);N_GUARD::QAR(J),XP(e)
- P(c);OGATEB::QAB(J),XP(d)
- P(e);OGATE::QAR2(J),XP(e)
- Refutation
- P(a);
- Try
- Q(J);XS(f)
- Threat
- DUALS(2)
- Vars
- P(e);::QAR2(J),XP(e)
- Refutation
- P(e);
- Try
- P(D);
- Vars
- P(e);OGATE::QAR(J),XP(a)
- S(f);N_GUARD::QAR(J),XP(e)
- P(c);OGATE::QAR1(J),XP(c)
- Refutation
- P(a);
- Try
- Actual
- Q(J);
- Vars
- P(e);OGATE::QAB(J)+P(E),XP(e),EP
- S(f);N_GUARD::R(H),XP(e)
- P(a);OGATEB::QAR(J)
- P(c);SBLOCK::QAB(J)+P(E)
- P(e);OGATE::QAB(J)+P(E),XP(e)
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).