MESON Chess Problem Database
Problem Display
PID: 50064 (KQ6/n3rr2/1NkB1b2/2N2p2/2P5/2p5/6R1/7B w - - 0 1)
Degener, Udo
2nd HM., Muenster Chess Club, 1995
#2
8 + 7
SOLUTION
- SOUND
- Sets
- 1...Re2
- 2.Rxe2#
- 1...Rb7
- 2.Rb2#
- 1...Rc7
- 2.Rd2#
- 1...Rd7
- 2.Rg1#
- 2.Ra2#
- 2.Rb2#
- 2.Rc2#
- 2.Rd2#
- 2.Re2#
- 2.Rf2#
- 2.Rh2#
- 2.Rg3#
- 2.Rg4#
- 2.Rg5#
- 2.Rg6#
- 2.Rg7#
- 2.Rg8#
- 1...Be5
- 2.Rg1#
- 2.Ra2#
- 2.Rb2#
- 2.Rc2#
- 2.Rd2#
- 2.Re2#
- 2.Rf2#
- 2.Rh2#
- 2.Rg3#
- 2.Rg4#
- 2.Rg5#
- 2.Rg6#
- 2.Rg7#
- 2.Rg8#
- 1...Re2
- Tries
- 1.Sb3?
- threat
- 2.Sa5#
- 1...Rc7
- 2.Rd2#
- 1...Re5
- 2.Sd4#
- 1...Rb7!
- threat
- 1.Sd3?
- threat
- 2.Sb4#
- 1...Rb7
- 2.Rb2#
- 1...Rc7!
- threat
- 1.Se6?
- threat
- 2.Sd8#
- 2.Rg1#
- 2.Ra2#
- 2.Rb2#
- 2.Rc2#
- 2.Rd2#
- 2.Re2#
- 2.Rf2#
- 2.Rh2#
- 2.Rg3#
- 2.Rg4#
- 2.Rg5#
- 2.Rg6#
- 2.Rg7#
- 2.Rg8#
- 1...Rb7
- 2.Rb2#
- 1...Rc7
- 2.Rd2#
- 1...Rd7
- 2.Rg1#
- 2.Ra2#
- 2.Rb2#
- 2.Rc2#
- 2.Rd2#
- 2.Re2#
- 2.Rf2#
- 2.Rh2#
- 2.Rg3#
- 2.Rg4#
- 2.Rg5#
- 2.Rg6#
- 2.Rg7#
- 2.Rg8#
- 1...Re8
- 2.Rg1#
- 2.Ra2#
- 2.Rb2#
- 2.Rc2#
- 2.Rd2#
- 2.Re2#
- 2.Rf2#
- 2.Rh2#
- 2.Rg3#
- 2.Rg4#
- 2.Rg5#
- 2.Rg6#
- 2.Rg7#
- 2.Rg8#
- 1...Rg7
- 2.Sd8#
- 2.Rg3#
- 2.Rg4#
- 2.Rg5#
- 2.Rg6#
- 2.Rxg7#
- 1...Rh7
- 2.Sd8#
- 2.Rh2#
- 1...Rf8
- 2.Rg1#
- 2.Ra2#
- 2.Rb2#
- 2.Rc2#
- 2.Rd2#
- 2.Re2#
- 2.Rf2#
- 2.Rh2#
- 2.Rg3#
- 2.Rg4#
- 2.Rg5#
- 2.Rg6#
- 2.Rg7#
- 2.Rg8#
- 1...Bg5
- 2.Sd4#
- 2.Sd8#
- 2.Rg1#
- 2.Ra2#
- 2.Rb2#
- 2.Rc2#
- 2.Rd2#
- 2.Re2#
- 2.Rf2#
- 2.Rh2#
- 2.Rg3#
- 2.Rg4#
- 2.Rxg5#
- 1...Bg7
- 2.Sd8#
- 2.Rg1#
- 2.Ra2#
- 2.Rb2#
- 2.Rc2#
- 2.Rd2#
- 2.Re2#
- 2.Rf2#
- 2.Rh2#
- 2.Rg3#
- 2.Rg4#
- 2.Rg5#
- 2.Rg6#
- 2.Rxg7#
- 1...c2
- 2.Sd8#
- 2.Rg1#
- 2.Rxc2#
- 2.Rd2#
- 2.Re2#
- 2.Rf2#
- 2.Rh2#
- 2.Rg3#
- 2.Rg4#
- 2.Rg5#
- 2.Rg6#
- 2.Rg7#
- 2.Rg8#
- 1...f4
- 2.Sd8#
- 1...Rxe6!
- threat
- 1.Sd5?
- threat
- 2.Sb4#
- 2.Qb6#
- 1...Rc7
- 2.Qb6#
- 1...Re8
- 2.Sb4#
- 1...Rf8
- 2.Sb4#
- 1...Sc8
- 2.Sb4#
- 1...Rb7!
- threat
- 1.Sc8?
- threat
- 2.Qb6#
- 1...Rb7
- 2.Rg1#
- 2.Ra2#
- 2.Rb2#
- 2.Rc2#
- 2.Rd2#
- 2.Re2#
- 2.Rf2#
- 2.Rh2#
- 2.Rg3#
- 2.Rg4#
- 2.Rg5#
- 2.Rg6#
- 2.Rg7#
- 2.Rg8#
- 1...Sxc8!
- threat
- 1.Sb3?
- Keys
- 1.Sa6!
- threat
- 2.Sb4#
- 1...Rb7
- 2.Rb2#
- 1...Rc7
- 2.Rd2#
- threat
- 1.Sa6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 1
- Sets
- R(f);N_GUARD::B(A)+R(B),XR(f)
- R(f);N_GUARD::B(A)+R(B)
- Tries
- Try
- S(D);
- Threat
- S(D)
- Vars
- R(f);N_GUARD::B(A)+R(B)
- R(f);S_CUTB(d)::S(D)
- Refutation
- R(f);
- Try
- S(D);
- Threat
- S(D)
- Vars
- R(f);N_GUARD::B(A)+R(B)
- Refutation
- R(f);
- Try
- S(D);
- Threat
- DUALS(15)
- Vars
- R(f);::B(A)+R(B)
- P(b);::S(D)
- Refutation
- R(f);XS(D)
- Try
- S(E);
- Threat
- DUALS(2)
- Vars
- R(f);::QAR1(H)
- R(f);P_PINQ(H)::S(E)
- R(g);P_PINQ(H)::S(E)
- S(e);::S(E)
- Refutation
- R(f);
- Try
- S(E);
- Threat
- QAR1(H)
- Refutation
- S(e);XS(E)
- Try
- Actual
- S(D);
- Threat
- S(D)
- Vars
- R(f);N_GUARD::B(A)+R(B)
Developed and maintained by Brian Stephenson.
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