MESON Chess Problem Database
Problem Display
PID: 43378 (5b2/5pnQ/2K2k2/6Rb/n1p1p2B/2r1R1p1/B2P3p/7q w - - 0 1)
Daniel, Arthur William
2nd Comm., BCF 039. Ty., 1941-1942
#2
7 + 12
SOLUTION
- SOUND
- Sets
- 1...Ke7
- 2.Re5#
- 1...Se6
- 2.Rf5#
- 1...Ke7
- Tries
- 1.Kd7?
- threat
- 2.Ra5#
- 2.Rb5#
- 2.Rc5#
- 2.Rd5#
- 2.Rf5#
- 2.Rxh5#
- 1...Rd3+
- 2.Rd5#
- 1...Bg4+
- 2.Rf5#
- 1...Sc5+
- 2.Rxc5#
- 1...Sf5
- 2.Rxf5#
- 2.Qxf5#
- 1...Bd1
- 2.Ra5#
- 2.Rb5#
- 2.Rc5#
- 2.Rd5#
- 2.Rf5#
- 2.Rh5#
- 2.Qh6#
- 1...Be2
- 2.Ra5#
- 2.Rb5#
- 2.Rc5#
- 2.Rd5#
- 2.Rf5#
- 2.Rh5#
- 2.Qh6#
- 1...Bf3
- 2.Ra5#
- 2.Rb5#
- 2.Rc5#
- 2.Rd5#
- 2.Rf5#
- 2.Rh5#
- 2.Qh6#
- 1...Bg6
- 2.Ra5#
- 2.Rb5#
- 2.Rc5#
- 2.Rd5#
- 2.Rh5#
- 1...Bc5
- 2.Rxc5#
- 2.Rd5#
- 2.Rf5#
- 2.Rxh5#
- 2.Qxg7#
- 1...Se6
- 2.Rf5#
- 2.Qf5#
- 1...Sb6+!
- threat
- 1.Bxc4?
- threat
- 2.Ra5#
- 2.Rb5#
- 2.Rc5#
- 2.Rf5#
- 2.Rxh5#
- 1...Ke7
- 2.Re5#
- 1...Sf5
- 2.Rxf5#
- 1...Bd1
- 2.Ra5#
- 2.Rb5#
- 2.Rc5#
- 2.Rf5#
- 2.Rh5#
- 1...Be2
- 2.Ra5#
- 2.Rb5#
- 2.Rc5#
- 2.Rf5#
- 2.Rh5#
- 1...Bf3
- 2.Ra5#
- 2.Rb5#
- 2.Rc5#
- 2.Rf5#
- 2.Rh5#
- 1...Bg4
- 2.Ra5#
- 2.Rb5#
- 2.Rc5#
- 2.Rf5#
- 2.Rh5#
- 1...Bg6
- 2.Ra5#
- 2.Rb5#
- 2.Rc5#
- 2.Rh5#
- 1...Bc5
- 2.Rxc5#
- 2.Rf5#
- 2.Rxh5#
- 1...Sc5
- 2.Rxc5#
- 2.Rf5#
- 2.Rxh5#
- 1...Se6
- 2.Rf5#
- 1...Rxc4+!
- threat
- 1.Rxe4?
- threat
- 2.Rxg3#
- 2.Rg4#
- 2.Ra5#
- 2.Rb5#
- 2.Rc5#
- 2.Rd5#
- 2.Re5#
- 2.Rf5#
- 2.Rxh5#
- 2.Rxg7#
- 1...Se6
- 2.Rf5#
- 1...Bd1
- 2.Rxg3#
- 2.Rg4#
- 2.Ra5#
- 2.Rb5#
- 2.Rc5#
- 2.Rd5#
- 2.Re5#
- 2.Rf5#
- 2.Rh5#
- 2.Rxg7#
- 2.Qh6#
- 1...Be2
- 2.Rxg3#
- 2.Rg4#
- 2.Ra5#
- 2.Rb5#
- 2.Rc5#
- 2.Rd5#
- 2.Re5#
- 2.Rf5#
- 2.Rh5#
- 2.Rxg7#
- 2.Qh6#
- 1...Bf3
- 2.Rxg3#
- 2.Rg4#
- 2.Ra5#
- 2.Rb5#
- 2.Rc5#
- 2.Rd5#
- 2.Re5#
- 2.Rf5#
- 2.Rh5#
- 2.Rxg7#
- 2.Qh6#
- 1...Bg4
- 2.Rxg4#
- 2.Ra5#
- 2.Rb5#
- 2.Rc5#
- 2.Rd5#
- 2.Re5#
- 2.Rf5#
- 2.Rh5#
- 2.Rxg7#
- 2.Qh6#
- 1...Bg6
- 2.Ra5#
- 2.Rb5#
- 2.Rc5#
- 2.Rd5#
- 2.Re5#
- 2.Rh5#
- 1...Bc5
- 2.Rxg3#
- 2.Rg4#
- 2.Rxc5#
- 2.Rd5#
- 2.Re5#
- 2.Rf5#
- 2.Rxh5#
- 2.Rxg7#
- 2.Qxg7#
- 1...Sc5
- 2.Rxg3#
- 2.Rg4#
- 2.Rxc5#
- 2.Rd5#
- 2.Re5#
- 2.Rf5#
- 2.Rxh5#
- 2.Rxg7#
- 1...Sf5
- 2.Rxf5#
- 2.Rg6#
- 2.Qxf5#
- 1...Se8
- 2.Rxg3#
- 2.Rg4#
- 2.Ra5#
- 2.Rb5#
- 2.Rc5#
- 2.Rd5#
- 2.Re5#
- 2.Rf5#
- 2.Rxh5#
- 2.Rg7#
- 2.Rg8#
- 2.Qf5#
- 1...g2
- 2.Rxg2#
- 2.Rg3#
- 2.Rgg4#
- 2.Ra5#
- 2.Rb5#
- 2.Rc5#
- 2.Rd5#
- 2.Rge5#
- 2.Rf5#
- 2.Rxh5#
- 2.Rxg7#
- 1...Qxe4+!
- threat
- 1.Qh6+?
- 1...Ke7
- 2.Re5#
- 1...Bg6!
- 1...Ke7
- 1.Qxg7+?
- 1...Ke6
- 2.Re5#
- 2.Qe5#
- 1...Ke7
- 2.Re5#
- 1...Bxg7!
- 1...Ke6
- 1.Kd7?
- Keys
- 1.d4!
- threat
- 2.Re5#
- 1...cxd4 ep+
- 2.Rc5#
- 1...exd4 ep+
- 2.Rd5#
- 1...Ke6
- 2.Re5#
- 1...Ke7
- 2.Re5#
- 1...Sf5
- 2.Rg6#
- 1...Se6
- 2.Rf5#
- threat
- 1.d4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 4
- REMOVED MATES = 0
- Sets
- K(i);P_SPINP(g),S_FLIGHT::B(D)+R(E),DCHECK
- S(k);SBLOCK::B(D)+R(E),DCHECK
- Tries
- Try
- K(F);S_FLIGHT
- Threat
- DUALS(6)
- Vars
- R(c);CHECK::B(D)+R(E)
- B(h);CHECK::B(D)+R(E),DCHECK
- S(e);CHECK::B(D)+R(E),XS(e)
- Refutation
- S(e);CHECK
- Try
- B(A);P_SPINB(A),XP(f)
- Threat
- DUALS(5)
- Vars
- K(i);P_SPINP(g),S_FLIGHT::B(D)+R(E),DCHECK
- S(k);::B(D)+R(E),DCHECK,XS(k)
- S(k);::B(D)+R(E),DCHECK
- Refutation
- R(c);CHECK,XB(A)
- Try
- R(C);P_SPINR(C),XP(g)
- Threat
- DUALS(10)
- Vars
- S(k);::B(D)+R(E),DCHECK
- Refutation
- Q(a);CHECK,XR(C)
- Try
- Q(G);CHECK
- Vars
- K(i);P_SPINP(g),S_FLIGHT::B(D)+R(E),DCHECK
- Refutation
- B(h);P_SPINB(h)
- Try
- Q(G);CHECK,XS(k)
- Vars
- K(i);P_SPINP(g),S_FLIGHT::B(D)+R(E),DCHECK
- Refutation
- B(l);XQ(G)
- Try
- Actual
- P(B);
- Threat
- B(D)+R(E)
- Vars
- P(f);CHECK,EP,XP(B)::B(D)+R(E)
- P(g);CHECK,EP,XP(B)::B(D)+R(E)
- K(i);P-FLIGHT,P_SPINP(f)::R1(E)
- K(i);P_SPINP(g),S_FLIGHT::B(D)+R(E),DCHECK
- S(k);SBLOCK::B(D)+R(E),DCHECK
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