MESON Chess Problem Database
Problem Display
PID: 63172 (2B3n1/1KpQ1p1r/2p1P1P1/2p1k1B1/4PppN/2N5/4R3/5R2 w - - 0 1)
Manev, Dmitr
Zabunov, Vladimir N
1st Prize, Shakhmatna misl, 1979
#2
11 + 9
| 5454 | Near Snap | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Sf6
- 2.Bxf4#
- 1...g3
- 2.Sf3#
- 1...fxg6
- 2.Sxg6#
- 1...f5
- 2.exf5#
- 1...f6
- 2.Bxf4#
- 1...Sf6
- Tries
- 1.Kxc7?
- threat
- 2.Qd6#
- 1...fxg6
- 2.Sxg6#
- 1...f5
- 2.exf5#
- 1...f6
- 2.Bxf4#
- 1...fxe6!
- threat
- 1.Sf5?
- threat
- 2.Qxc7#
- 1...fxe6
- 2.Qxe6#
- 1...f6
- 2.Bxf4#
- 1...fxg6!
- threat
- 1.Rd1?
- threat
- 2.Qxc7#
- 1...fxe6
- 2.Qxe6#
- 1...fxg6
- 2.Sxg6#
- 1...f5
- 2.exf5#
- 1...f6!
- threat
- 1.Rd2?
- threat
- 2.Qxc7#
- 1...fxe6
- 2.Qxe6#
- 1...fxg6
- 2.Sxg6#
- 1...f6
- 2.Bxf4#
- 1...f5!
- threat
- 1.Qd6+?
- 1...Kxd6
- 2.e5#
- 1...cxd6!
- 1...Kxd6
- 1.Kxc7?
- Keys
- 1.Sb5!
- threat
- 2.Qxc7#
- 1...cxb5
- 2.Qd5#
- 1...fxe6
- 2.Qxe6#
- 1...fxg6
- 2.Sxg6#
- 1...f5
- 2.exf5#
- 1...f6
- 2.Bxf4#
- threat
- 1.Sb5!
This anticipates 107449(1990)
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 2
- Sets
- S(i);SBLOCK::B(F),XP(a)
- P(b);N_GUARD::S(E)
- P(g);XP(H)::S(E),XP(g)
- P(g);OGATE::R(B)+P(D),XP(g)
- P(g);SBLOCK::B(F),XP(a)
- Tries
- Try
- K(I);P-FLIGHT,XP(f)
- Threat
- QAB1(J)
- Vars
- P(g);P_PINQ(J),XP(H)::S(E),XP(g)
- P(g);OGATE,P_PINQ(J)::R(B)+P(D),XP(g)
- P(g);P_PINQ(J),SBLOCK::B(F),XP(a)
- Refutation
- P(g);P_PINQ(J),XP(G)
- Try
- S(E);
- Threat
- QAB(J),XP(f)
- Vars
- P(g);OGATE,XP(G)::QAR1(J),XP(g)
- P(g);SBLOCK::B(F),XP(a)
- Refutation
- P(g);XP(H)
- Try
- R(A);
- Threat
- QAB(J),XP(f)
- Vars
- P(g);OGATE,XP(G)::QAR1(J),XP(g)
- P(g);XP(H)::S(E),XP(g)
- P(g);OGATE::R(B)+P(D),XP(g)
- Refutation
- P(g);
- Try
- R(B);
- Threat
- QAB(J),XP(f)
- Vars
- P(g);OGATE,XP(G)::QAR1(J),XP(g)
- P(g);XP(H)::S(E),XP(g)
- P(g);SBLOCK::B(F),XP(a)
- Refutation
- P(g);
- Try
- Q(J);CHECK
- Vars
- K(d);OGATE,S_FLIGHT,XQ(J)::P(D)
- Refutation
- P(f);XQ(J)
- Try
- Actual
- S(C);
- Threat
- QAB(J),XP(f)
- Vars
- P(e);N_GUARD,XS(C)::QAR1(J)
- P(g);OGATE,XP(G)::QAR1(J),XP(g)
- P(g);XP(H)::S(E),XP(g)
- P(g);OGATE::R(B)+P(D),XP(g)
- P(g);SBLOCK::B(F),XP(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).