MESON Chess Problem Database
Problem Display
PID: 258481 (6Bb/1R6/3B1k2/4p2K/3n2p1/6N1/1R6/8 w - - 0 1)
Leontieva, Nadezhda Aleksandrovna
Probleemblad, 1968
#2
6 + 5
SOLUTION
- SOUND
- Sets
- 1...Bg7
- 2.Be7#
- 1...Sb3
- 2.Rf2#
- 1...Sb5
- 2.Rf2#
- 1...Sf5
- 2.Se4#
- 1...Sc6
- 2.Rf2#
- 1...Se6
- 2.Rf7#
- 1...Bg7
- Tries
- 1.Ba3?
- 1...Bg7
- 2.Be7#
- 1...Sc2
- 2.R2b6#
- 1...Se2
- 2.R2b6#
- 1...Sb3
- 2.Rf2#
- 1...Sf3
- 2.R2b6#
- 1...Sb5
- 2.Rf2#
- 1...Sf5
- 2.Se4#
- 1...Sc6
- 2.Rf2#
- 1...Se6
- 2.Rf7#
- 1...e4!
- 1...Bg7
- 1.Bf8?
- 1...Bg7
- 2.Be7#
- 2.Bxg7#
- 1...Sc2
- 2.R2b6#
- 2.R7b6#
- 1...Se2
- 2.R2b6#
- 2.R7b6#
- 1...Sb3
- 2.Rf2#
- 2.Rb6#
- 1...Sf3
- 2.R2b6#
- 2.R7b6#
- 1...Sb5
- 2.Rf2#
- 1...Sf5
- 2.Se4#
- 1...Sc6
- 2.Rf2#
- 1...Se6
- 2.Rf7#
- 1...e4!
- 1...Bg7
- 1.Rf2+?
- 1...Sf5
- 2.Se4#
- 2.Rxf5#
- 1...Sf3!
- 1...Sf5
- 1.Ba3?
- Keys
- 1.Bc5!
- 1...e4
- 2.Bxd4#
- 1...Bg7
- 2.Be7#
- 1...Sc2
- 2.R2b6#
- 1...Se2
- 2.R2b6#
- 1...Sb3
- 2.Rf2#
- 1...Sf3
- 2.R2b6#
- 1...Sb5
- 2.Rf2#
- 1...Sf5
- 2.Se4#
- 1...Sc6
- 2.Rf2#
- 1...Se6
- 2.Rf7#
- 1...e4
- 1.Bc5!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 4
- REMOVED MATES = 0
- Sets
- B(e);SBLOCK::B(D)
- S(a);N_GUARD::R(A)
- S(a);SBLOCK::S(B)
- S(a);SBLOCK::R1(E)
- Tries
- Try
- B(D);
- Vars
- B(e);SBLOCK::B(D)
- S(a);N_GUARD::R(A)
- S(a);SBLOCK::S(B)
- S(a);SBLOCK::R1(E)
- Refutation
- P(c);
- Try
- B(D);
- Vars
- S(a);N_GUARD::R(A)
- S(a);SBLOCK::S(B)
- S(a);SBLOCK::R1(E)
- Refutation
- P(c);
- Try
- R(A);CHECK
- Refutation
- S(a);P_SPINS(a)
- Try
- Actual
- B(D);
- Vars
- P(c);OGATEB::B(D),XS(a)
- B(e);SBLOCK::B(D)
- S(a);N_GUARD::R(A)
- S(a);SBLOCK::S(B)
- S(a);SBLOCK::R1(E)
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