MESON Chess Problem Database
Problem Display
PID: 74045 (8/8/1R1p4/1npn1N2/2kB4/8/4P3/KR1N4 w - - 0 1)
Kashcheev, Niktopolion Pavlovich
2nd HM., Chigorin MT, 1949-1950
#2
7 + 5
| 3310 | 2345 Chess Problems | 1997 |
SOLUTION
- SOUND
- Sets
- 1...Sa3
- 2.Sb2#
- 1...Sbc3
- 2.Sb2#
- 1...Sxd4
- 2.Sxd6#
- 1...Sa7
- 2.Sb2#
- 1...Sbc7
- 2.Sb2#
- 1...Sdc3
- 2.Sde3#
- 1...Se3
- 2.Sdxe3#
- 1...Sb4
- 2.Sde3#
- 1...Sf4
- 2.Sde3#
- 1...Sxb6
- 2.Sde3#
- 1...Sf6
- 2.Sde3#
- 1...Sdc7
- 2.Sde3#
- 1...Se7
- 2.Sde3#
- 1...cxd4
- 2.Rc6#
- 1...Sa3
- Tries
- 1.Be5?
- 1...Sxb6
- 2.Sde3#
- 2.Sfe3#
- 1...Sdc3
- 2.Sde3#
- 2.Sfe3#
- 1...Se3
- 2.Sdxe3#
- 2.Sfxe3#
- 1...Sb4
- 2.Sde3#
- 2.Sfe3#
- 1...Sf4
- 2.Sde3#
- 2.Sfe3#
- 1...Sf6
- 2.Sde3#
- 2.Sfe3#
- 1...Sdc7
- 2.Sde3#
- 2.Sfe3#
- 1...Se7
- 2.Sde3#
- 2.Sfe3#
- 1...Sa3
- 2.Sb2#
- 2.Sxd6#
- 1...Sbc3
- 2.Sb2#
- 2.Sxd6#
- 1...Sd4
- 2.Sxd6#
- 1...Sa7
- 2.Sb2#
- 2.Sxd6#
- 1...Sbc7
- 2.Sb2#
- 2.Sxd6#
- 1...dxe5!
- 1...Sxb6
- 1.Bf6?
- 1...Sxb6
- 2.Sde3#
- 2.Sfe3#
- 1...Sdc3
- 2.Sde3#
- 2.Sfe3#
- 1...Se3
- 2.Sdxe3#
- 2.Sfxe3#
- 1...Sb4
- 2.Sde3#
- 2.Sfe3#
- 1...Sf4
- 2.Sde3#
- 2.Sfe3#
- 1...Sdc7
- 2.Sde3#
- 2.Sfe3#
- 1...Se7
- 2.Sde3#
- 2.Sfe3#
- 1...Sa3
- 2.Sb2#
- 2.Sxd6#
- 1...Sbc3
- 2.Sb2#
- 2.Sxd6#
- 1...Sd4
- 2.Sxd6#
- 1...Sa7
- 2.Sb2#
- 2.Sxd6#
- 1...Sbc7
- 2.Sb2#
- 2.Sxd6#
- 1...Sxf6!
- 1...Sxb6
- 1.Bg7?
- 1...Sxb6
- 2.Sde3#
- 2.Sfe3#
- 1...Sdc3
- 2.Sde3#
- 2.Sfe3#
- 1...Se3
- 2.Sdxe3#
- 2.Sfxe3#
- 1...Sb4
- 2.Sde3#
- 2.Sfe3#
- 1...Sf4
- 2.Sde3#
- 2.Sfe3#
- 1...Sdc7
- 2.Sde3#
- 2.Sfe3#
- 1...Se7
- 2.Sde3#
- 2.Sfe3#
- 1...Sa3
- 2.Sb2#
- 2.Sxd6#
- 1...Sbc3
- 2.Sb2#
- 2.Sxd6#
- 1...Sd4
- 2.Sxd6#
- 1...Sa7
- 2.Sb2#
- 2.Sxd6#
- 1...Sbc7
- 2.Sb2#
- 2.Sxd6#
- 1...Sf6!
- 1...Sxb6
- 1.Bh8?
- 1...Sxb6
- 2.Sde3#
- 2.Sfe3#
- 1...Sdc3
- 2.Sde3#
- 2.Sfe3#
- 1...Se3
- 2.Sdxe3#
- 2.Sfxe3#
- 1...Sb4
- 2.Sde3#
- 2.Sfe3#
- 1...Sf4
- 2.Sde3#
- 2.Sfe3#
- 1...Sdc7
- 2.Sde3#
- 2.Sfe3#
- 1...Se7
- 2.Sde3#
- 2.Sfe3#
- 1...Sa3
- 2.Sb2#
- 2.Sxd6#
- 1...Sbc3
- 2.Sb2#
- 2.Sxd6#
- 1...Sd4
- 2.Sxd6#
- 1...Sa7
- 2.Sb2#
- 2.Sxd6#
- 1...Sbc7
- 2.Sb2#
- 2.Sxd6#
- 1...Sf6!
- 1...Sxb6
- 1.R6xb5?
- 1...cxd4
- 2.Sxd6#
- 1...Sc3
- 2.Sde3#
- 1...Se3
- 2.Sdxe3#
- 1...Sf4
- 2.Sde3#
- 1...Sb6
- 2.Sde3#
- 1...Sf6
- 2.Sde3#
- 1...Sc7
- 2.Sde3#
- 1...Se7
- 2.Sde3#
- 1...Sb4!
- 1...cxd4
- 1.Rb7?
- 1...Sxd4
- 2.Sxd6#
- 1...Sdc3
- 2.Sde3#
- 1...Se3
- 2.Sdxe3#
- 1...Sb4
- 2.Sde3#
- 1...Sf4
- 2.Sde3#
- 1...Sb6
- 2.Sde3#
- 1...Sf6
- 2.Sde3#
- 1...Sdc7
- 2.Sde3#
- 1...Se7
- 2.Sde3#
- 1...Sa3
- 2.Sb2#
- 1...Sbc3
- 2.Sb2#
- 1...Sa7
- 2.Sb2#
- 1...Sbc7
- 2.Sb2#
- 1...cxd4!
- 1...Sxd4
- 1.Rb8?
- 1...Sxd4
- 2.Sxd6#
- 1...Sdc3
- 2.Sde3#
- 1...Se3
- 2.Sdxe3#
- 1...Sb4
- 2.Sde3#
- 1...Sf4
- 2.Sde3#
- 1...Sb6
- 2.Sde3#
- 1...Sf6
- 2.Sde3#
- 1...Sdc7
- 2.Sde3#
- 1...Se7
- 2.Sde3#
- 1...Sa3
- 2.Sb2#
- 1...Sbc3
- 2.Sb2#
- 1...Sa7
- 2.Sb2#
- 1...Sbc7
- 2.Sb2#
- 1...cxd4!
- 1...Sxd4
- 1.Be5?
- Keys
- 1.Bc3!
- 1...Sbxc3
- 2.Sb2#
- 1...Sdxc3
- 2.Sde3#
- 1...Sxb6
- 2.Sfe3#
- 1...Se3
- 2.Sfxe3#
- 1...Sb4
- 2.Sfe3#
- 1...Sf4
- 2.Sfe3#
- 1...Sf6
- 2.Sfe3#
- 1...Sdc7
- 2.Sfe3#
- 1...Se7
- 2.Sfe3#
- 1...Sa3
- 2.Sxd6#
- 1...Sd4
- 2.Sxd6#
- 1...Sa7
- 2.Sxd6#
- 1...Sbc7
- 2.Sxd6#
- 1...Sbxc3
- 1.Bc3!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 10
- ADDED MATES = 0
- REMOVED MATES = 1
- Sets
- S(b);::S(C)
- S(b);N_GUARD,SBLOCK,XB(E)::S(F),XP(e)
- S(d);N_GUARD::S(C)
- S(d);N_GUARD::S(C),XS(d)
- S(d);N_GUARD,XR(G)::S(C)
- P(c);OGATEB,XB(E)::R(G)
- Tries
- Try
- B(E);
- Vars
- S(b);N_GUARD::S(F),XP(e)
- Refutation
- P(e);XB(E)
- Try
- B(E);
- Vars
- S(b);N_GUARD::S(F),XP(e)
- Refutation
- S(d);XB(E)
- Try
- B(E);
- Vars
- S(b);N_GUARD::S(F),XP(e)
- Refutation
- S(d);
- Try
- B(E);
- Vars
- S(b);N_GUARD::S(F),XP(e)
- Refutation
- S(d);
- Try
- R(G);XS(b)
- Vars
- P(c);SBLOCK,XB(E)::S(F),XP(e)
- S(d);N_GUARD::S(C)
- S(d);N_GUARD::S(C),XS(d)
- Refutation
- S(d);
- Try
- R(G);
- Vars
- S(b);N_GUARD,SBLOCK,XB(E)::S(F),XP(e)
- S(d);N_GUARD::S(C)
- S(d);N_GUARD::S(C),XS(d)
- S(b);::S(C)
- Refutation
- P(c);XB(E)
- Try
- R(G);
- Vars
- S(b);N_GUARD,SBLOCK,XB(E)::S(F),XP(e)
- S(d);N_GUARD::S(C)
- S(d);N_GUARD::S(C),XS(d)
- S(b);::S(C)
- Refutation
- P(c);XB(E)
- Try
- Actual
- B(E);
- Vars
- S(b);SBLOCK,XB(E)::S(C)
- S(d);N_GUARD,SBLOCK,XB(E)::S(C)
- S(d);N_GUARD,XR(G)::S(F)
- S(d);N_GUARD::S(F),XS(d)
- S(d);N_GUARD::S(F)
- S(b);N_GUARD::S(F),XP(e)
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