MESON Chess Problem Database
Problem Display
PID: 86409 (4nN2/8/p7/R2N2B1/4p1kP/4K1Pp/7P/6R1 w - - 0 1)
Chepizhni, Viktor Ivanovich
Rudenko, Valentin Fedorovich
1st HM., Problem 025. TT, 1958-1959
#2
9 + 5
| 6167 | Viktor Chepizhny | 2007 |
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Kf5
- 2.Sf6#
- 1...Kh5
- 2.g4#
- 1...Sd6
- 2.Sf6#
- 1...Sf6
- 2.Sxf6#
- 1...Sc7
- 2.Sf6#
- 1...Sg7
- 2.Sf6#
- 1...Kf5
- Tries
- 1.Ke2?
- 1...Kf5
- 2.Se3#
- 2.Sf6#
- 1...Kh5
- 2.g4#
- 1...Sd6
- 2.Sf6#
- 1...Sf6
- 2.Sxf6#
- 1...Sc7
- 2.Sf6#
- 1...Sg7
- 2.Sf6#
- 1...e3!
- 1...Kf5
- 1.Kf2?
- 1...Kf5
- 2.Se3#
- 2.Sf6#
- 1...Kh5
- 2.g4#
- 1...Sd6
- 2.Sf6#
- 1...Sf6
- 2.Sxf6#
- 1...Sc7
- 2.Sf6#
- 1...Sg7
- 2.Sf6#
- 1...e3+!
- 1...Kf5
- 1.Kxe4?
- 1...Sf6+
- 2.Sxf6#
- 1...Kh5
- 2.g4#
- 1...Sc7
- 2.Sf6#
- 1...Sg7
- 2.Sf6#
- 1...Sd6+!
- 1...Sf6+
- 1.Be7?
- 1...Kf5
- 2.Sf6#
- 1...Sd6
- 2.Sf6#
- 1...Sf6
- 2.Sxf6#
- 1...Sc7
- 2.Sf6#
- 1...Sg7
- 2.Sf6#
- 1...Kh5!
- 1...Kf5
- 1.Bd8?
- 1...Kf5
- 2.Sf6#
- 1...Sd6
- 2.Sf6#
- 1...Sf6
- 2.Sxf6#
- 1...Sc7
- 2.Sf6#
- 1...Sg7
- 2.Sf6#
- 1...Kh5!
- 1...Kf5
- 1.Rga1?
- 1...Kf5
- 2.Sf6#
- 1...Sd6
- 2.Sf6#
- 1...Sf6
- 2.Sxf6#
- 1...Sc7
- 2.Sf6#
- 1...Sg7
- 2.Sf6#
- 1...Kh5!
- 1...Kf5
- 1.Rb1?
- 1...Kf5
- 2.Sf6#
- 1...Sd6
- 2.Sf6#
- 1...Sf6
- 2.Sxf6#
- 1...Sc7
- 2.Sf6#
- 1...Sg7
- 2.Sf6#
- 1...Kh5!
- 1...Kf5
- 1.Rc1?
- 1...Kf5
- 2.Sf6#
- 1...Sd6
- 2.Sf6#
- 1...Sf6
- 2.Sxf6#
- 1...Sc7
- 2.Sf6#
- 1...Sg7
- 2.Sf6#
- 1...Kh5!
- 1...Kf5
- 1.Rd1?
- 1...Kf5
- 2.Sf6#
- 1...Sd6
- 2.Sf6#
- 1...Sf6
- 2.Sxf6#
- 1...Sc7
- 2.Sf6#
- 1...Sg7
- 2.Sf6#
- 1...Kh5!
- 1...Kf5
- 1.Re1?
- 1...Kf5
- 2.Sf6#
- 1...Sd6
- 2.Sf6#
- 1...Sf6
- 2.Sxf6#
- 1...Sc7
- 2.Sf6#
- 1...Sg7
- 2.Sf6#
- 1...Kh5!
- 1...Kf5
- 1.Rf1?
- 1...Sd6
- 2.Sf6#
- 1...Sf6
- 2.Sxf6#
- 1...Sc7
- 2.Sf6#
- 1...Sg7
- 2.Sf6#
- 1...Kh5!
- 1...Sd6
- 1.Rh1?
- 1...Kf5
- 2.Sf6#
- 1...Sd6
- 2.Sf6#
- 1...Sf6
- 2.Sxf6#
- 1...Sc7
- 2.Sf6#
- 1...Sg7
- 2.Sf6#
- 1...Kh5!
- 1...Kf5
- 1.Rg2?
- 1...Kf5
- 2.Sf6#
- 1...Kh5
- 2.g4#
- 1...Sd6
- 2.Sf6#
- 1...Sf6
- 2.Sxf6#
- 1...Sc7
- 2.Sf6#
- 1...Sg7
- 2.Sf6#
- 1...hxg2!
- 1...Kf5
- 1.Rc5?
- 1...Kf5
- 2.Sf6#
- 1...Kh5
- 2.g4#
- 1...Sd6
- 2.Sf6#
- 1...Sf6
- 2.Sxf6#
- 1...Sc7
- 2.Sf6#
- 1...Sg7
- 2.Sf6#
- 1...a5!
- 1...Kf5
- 1.Ke2?
- Keys
- 1.Bf4!
- 1...Kf5
- 2.g4#
- 1...Kh5
- 2.Sf6#
- 1...Sd6
- 2.Sf6#
- 1...Sf6
- 2.Sxf6#
- 1...Sc7
- 2.Sf6#
- 1...Sg7
- 2.Sf6#
- 1...Kf5
- 1.Bf4!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 2
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- K(c);S_FLIGHT::R(F)+S(G)
- K(c);OGATE,S_FLIGHT::P(D)
- S(e);N_GUARD::S(G)
- S(e);N_GUARD::S(G),XS(e)
- Tries
- Try
- K(C);P-FLIGHT
- Vars
- K(c);OGATE,S_FLIGHT::P(D)
- S(e);N_GUARD::S(G)
- S(e);N_GUARD::S(G),XS(e)
- Refutation
- P(b);
- Try
- K(C);S_FLIGHT
- Vars
- K(c);OGATE,S_FLIGHT::P(D)
- S(e);N_GUARD::S(G)
- S(e);N_GUARD::S(G),XS(e)
- Refutation
- P(b);CHECK
- Try
- K(C);P-FLIGHT,XP(b)
- Vars
- S(e);CHECK,N_GUARD::S(G),XS(e)
- K(c);OGATE,S_FLIGHT::P(D)
- S(e);N_GUARD::S(G)
- Refutation
- S(e);CHECK
- Try
- B(H);
- Vars
- K(c);S_FLIGHT::R(F)+S(G)
- S(e);N_GUARD::S(G)
- S(e);N_GUARD::S(G),XS(e)
- Refutation
- K(c);S_FLIGHT
- Try
- B(H);
- Vars
- K(c);S_FLIGHT::R(F)+S(G)
- S(e);N_GUARD::S(G)
- S(e);N_GUARD::S(G),XS(e)
- Refutation
- K(c);S_FLIGHT
- Try
- R(A);
- Vars
- K(c);S_FLIGHT::R(F)+S(G)
- S(e);N_GUARD::S(G)
- S(e);N_GUARD::S(G),XS(e)
- Refutation
- K(c);S_FLIGHT
- Try
- R(A);
- Vars
- K(c);S_FLIGHT::R(F)+S(G)
- S(e);N_GUARD::S(G)
- S(e);N_GUARD::S(G),XS(e)
- Refutation
- K(c);S_FLIGHT
- Try
- R(A);
- Vars
- K(c);S_FLIGHT::R(F)+S(G)
- S(e);N_GUARD::S(G)
- S(e);N_GUARD::S(G),XS(e)
- Refutation
- K(c);S_FLIGHT
- Try
- R(A);
- Vars
- K(c);S_FLIGHT::R(F)+S(G)
- S(e);N_GUARD::S(G)
- S(e);N_GUARD::S(G),XS(e)
- Refutation
- K(c);S_FLIGHT
- Try
- R(A);
- Vars
- K(c);S_FLIGHT::R(F)+S(G)
- S(e);N_GUARD::S(G)
- S(e);N_GUARD::S(G),XS(e)
- Refutation
- K(c);S_FLIGHT
- Try
- R(A);
- Vars
- S(e);N_GUARD::S(G)
- S(e);N_GUARD::S(G),XS(e)
- Refutation
- K(c);S_FLIGHT
- Try
- R(A);
- Vars
- K(c);S_FLIGHT::R(F)+S(G)
- S(e);N_GUARD::S(G)
- S(e);N_GUARD::S(G),XS(e)
- Refutation
- K(c);S_FLIGHT
- Try
- R(A);
- Vars
- K(c);S_FLIGHT::R(F)+S(G)
- K(c);OGATE,S_FLIGHT::P(D)
- S(e);N_GUARD::S(G)
- S(e);N_GUARD::S(G),XS(e)
- Refutation
- P(a);XR(A)
- Try
- R(F);
- Vars
- K(c);S_FLIGHT::R(F)+S(G)
- K(c);OGATE,S_FLIGHT::P(D)
- S(e);N_GUARD::S(G)
- S(e);N_GUARD::S(G),XS(e)
- Refutation
- P(d);
- Try
- Actual
- B(H);
- Vars
- K(c);OGATE,S_FLIGHT::P(D)
- K(c);S_FLIGHT::R(F)+S(G),DCHECK
- S(e);N_GUARD::S(G)
- S(e);N_GUARD::S(G),XS(e)
Developed and maintained by Brian Stephenson.
Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) &
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