MESON Chess Problem Database
Problem Display
PID: 10909 (3n2N1/5p2/3k1p2/2RP1B2/2K2p2/2BR4/8/8 w - - 0 1)
Dennis, BW
The Problemist, 1969
#2
7 + 5
| 3310 | 2345 Chess Problems | 1997 |
SOLUTION
- SOUND
- Sets
- 1...Sc6
- 2.Rxc6#
- 1...Se6
- 2.dxe6#
- 1...Sb7
- 2.Rc6#
- 1...Sc6
- Tries
- 1.Kb4?
- 1...Sc6+
- 2.Rxc6#
- 1...Se6
- 2.dxe6#
- 1...Sb7
- 2.Rc6#
- 1...f3!
- 1...Sc6+
- 1.Kb5?
- 1...Sc6
- 2.Rxc6#
- 1...Se6
- 2.dxe6#
- 1...Sb7
- 2.Rc6#
- 1...f3!
- 1...Sc6
- 1.Ba1?
- 1...Sc6
- 2.Rxc6#
- 1...Se6
- 2.dxe6#
- 1...Sb7
- 2.Rc6#
- 1...f3!
- 1...Sc6
- 1.Bb2?
- 1...Sc6
- 2.Rxc6#
- 1...Se6
- 2.dxe6#
- 1...Sb7
- 2.Rc6#
- 1...f3!
- 1...Sc6
- 1.Bd2?
- threat
- 2.Bxf4#
- 1...Ke5
- 2.d6#
- 1...Se6
- 2.dxe6#
- 1...f3
- 2.Bf4#
- 1...Sc6!
- threat
- 1.Be5+?
- 1...Kxe5
- 2.d6#
- 1...fxe5!
- 1...Kxe5
- 1.Bxf6?
- 1...Sc6
- 2.Rxc6#
- 1...Se6
- 2.dxe6#
- 1...Sb7
- 2.Rc6#
- 1...f3!
- 1...Sc6
- 1.Rd1?
- 1...Sc6
- 2.Rxc6#
- 1...Se6
- 2.dxe6#
- 1...Sb7
- 2.Rc6#
- 1...f3!
- 1...Sc6
- 1.Rd2?
- 1...Sc6
- 2.Rxc6#
- 1...Se6
- 2.dxe6#
- 1...Sb7
- 2.Rc6#
- 1...f3!
- 1...Sc6
- 1.Rf3?
- 1...Sc6
- 2.Rxc6#
- 1...Sb7
- 2.Rc6#
- 1...Se6!
- 1...Sc6
- 1.Rc8?
- 1...Se6
- 2.dxe6#
- 1...Sc6
- 2.Rxc6#
- 2.dxc6#
- 1...Sb7
- 2.Rc6#
- 1...f3!
- 1...Se6
- 1.Kb4?
- Keys
- 1.Ba5!
- threat
- 2.Bc7#
- 1...Ke5
- 2.d6#
- 1...Se6
- 2.dxe6#
- 1...Sc6
- 2.dxc6#
- threat
- 1.Ba5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 1
- ADDED MATES = 1
- REMOVED MATES = 1
- Sets
- S(e);N_GUARD::R1(D),XS(e)
- S(e);OGATE::R(B)+P(E),XS(e)
- S(e);N_GUARD::R1(D)
- Tries
- Try
- K(C);P-FLIGHT
- Vars
- S(e);CHECK,N_GUARD::R1(D),XS(e)
- S(e);OGATE::R(B)+P(E),XS(e)
- S(e);N_GUARD::R1(D)
- Refutation
- P(a);
- Try
- K(C);S_FLIGHT
- Vars
- S(e);N_GUARD::R1(D),XS(e)
- S(e);OGATE::R(B)+P(E),XS(e)
- S(e);N_GUARD::R1(D)
- Refutation
- P(a);
- Try
- B(A);
- Vars
- S(e);N_GUARD::R1(D),XS(e)
- S(e);OGATE::R(B)+P(E),XS(e)
- S(e);N_GUARD::R1(D)
- Refutation
- P(a);
- Try
- B(A);
- Vars
- S(e);N_GUARD::R1(D),XS(e)
- S(e);OGATE::R(B)+P(E),XS(e)
- S(e);N_GUARD::R1(D)
- Refutation
- P(a);
- Try
- B(A);
- Threat
- B(A),XP(a)
- Vars
- K(b);OGATE,S_FLIGHT::R(D)+P(E)
- S(e);OGATE::R(B)+P(E),XS(e)
- P(a);::B(A)
- Refutation
- S(e);
- Try
- B(A);CHECK
- Vars
- K(b);OGATE,S_FLIGHT,XB(A)::R(D)+P(E)
- Refutation
- P(c);XB(A)
- Try
- B(A);XP(c)
- Vars
- S(e);N_GUARD::R1(D),XS(e)
- S(e);OGATE::R(B)+P(E),XS(e)
- S(e);N_GUARD::R1(D)
- Refutation
- P(a);
- Try
- R(B);
- Vars
- S(e);N_GUARD::R1(D),XS(e)
- S(e);OGATE::R(B)+P(E),XS(e)
- S(e);N_GUARD::R1(D)
- Refutation
- P(a);
- Try
- R(B);
- Vars
- S(e);N_GUARD::R1(D),XS(e)
- S(e);OGATE::R(B)+P(E),XS(e)
- S(e);N_GUARD::R1(D)
- Refutation
- P(a);
- Try
- R(B);
- Vars
- S(e);N_GUARD::R1(D),XS(e)
- S(e);N_GUARD::R1(D)
- Refutation
- S(e);
- Try
- R(D);
- Vars
- S(e);OGATE::R(B)+P(E),XS(e)
- S(e);N_GUARD::R1(D)
- Refutation
- P(a);
- Try
- Actual
- B(A);
- Threat
- B(A)
- Vars
- K(b);OGATE,S_FLIGHT::R(D)+P(E)
- S(e);OGATE::R(B)+P(E),XS(e)
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