MESON Chess Problem Database
Problem Display
PID: 235663 (8/8/B3Q3/1K1N4/7P/3p1P2/R2p4/4BkbR w - - 0 1)
Haring, Jacobus
Mat, 1977
#2
9 + 4
| 15148 | Sadier Collection | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Kg2
- 2.Qh3#
- 1...dxe1Q
- 2.Qh3#
- 1...dxe1S
- 2.Se3#
- 1...dxe1B
- 2.Se3#
- 2.Qh3#
- 1...dxe1R
- 2.Qh3#
- 1...d1Q
- 2.Rf2#
- 1...d1B
- 2.Rf2#
- 1...d1R
- 2.Rf2#
- 1...Kg2
- Tries
- 1.Kc4?
- 1...Kg2
- 2.Qh3#
- 1...dxe1Q
- 2.Qh3#
- 1...dxe1S
- 2.Se3#
- 1...dxe1B
- 2.Se3#
- 2.Qh3#
- 1...dxe1R
- 2.Qh3#
- 1...d1Q
- 2.Rf2#
- 1...d1B
- 2.Rf2#
- 1...d1R
- 2.Rf2#
- 1...d1S!
- 1...Kg2
- 1.Bg3?
- 1...d1Q
- 2.Se3#
- 2.Rf2#
- 2.Qh3#
- 1...d1S
- 2.Qh3#
- 2.Qe1#
- 1...d1B
- 2.Se3#
- 2.Rf2#
- 2.Qh3#
- 2.Qe1#
- 1...d1R
- 2.Se3#
- 2.Rf2#
- 2.Qh3#
- 1...Kg2!
- 1...d1Q
- 1.Bb7?
- 1...Kg2
- 2.Qh3#
- 1...dxe1Q
- 2.Qh3#
- 1...dxe1S
- 2.Se3#
- 1...dxe1B
- 2.Se3#
- 2.Qh3#
- 1...dxe1R
- 2.Qh3#
- 1...d1Q
- 2.Rf2#
- 1...d1B
- 2.Rf2#
- 1...d1R
- 2.Rf2#
- 1...d1S!
- 1...Kg2
- 1.Bc8?
- 1...Kg2
- 2.Qh3#
- 1...dxe1Q
- 2.Qh3#
- 1...dxe1S
- 2.Se3#
- 1...dxe1B
- 2.Se3#
- 2.Qh3#
- 1...dxe1R
- 2.Qh3#
- 1...d1Q
- 2.Rf2#
- 1...d1B
- 2.Rf2#
- 1...d1R
- 2.Rf2#
- 1...d1S!
- 1...Kg2
- 1.Rb2?
- 1...Kg2
- 2.Qh3#
- 1...dxe1Q
- 2.Qh3#
- 1...dxe1S
- 2.Se3#
- 1...dxe1B
- 2.Se3#
- 2.Qh3#
- 1...dxe1R
- 2.Qh3#
- 1...d1Q
- 2.Rf2#
- 1...d1B
- 2.Rf2#
- 1...d1R
- 2.Rf2#
- 1...d1S!
- 1...Kg2
- 1.Qe3?
- threat
- 2.Rxg1#
- 2.Qf2#
- 1...dxe1Q
- 2.Rxg1#
- 2.Qxg1#
- 1...dxe1B
- 2.Rxg1#
- 2.Qxg1#
- 2.Qxd3#
- 1...d1S
- 2.Rxg1#
- 2.Qxg1#
- 1...Kg2!
- threat
- 1.f4?
- 1...Kg2
- 2.Qh3#
- 1...dxe1Q
- 2.Qh3#
- 1...dxe1S
- 2.Se3#
- 1...dxe1B
- 2.Se3#
- 2.Qh3#
- 1...dxe1R
- 2.Qh3#
- 1...d1Q
- 2.Rf2#
- 1...d1B
- 2.Rf2#
- 1...d1R
- 2.Rf2#
- 1...d1S!
- 1...Kg2
- 1.h5?
- 1...Kg2
- 2.Qh3#
- 1...dxe1Q
- 2.Qh3#
- 1...dxe1S
- 2.Se3#
- 1...dxe1B
- 2.Se3#
- 2.Qh3#
- 1...dxe1R
- 2.Qh3#
- 1...d1Q
- 2.Rf2#
- 1...d1B
- 2.Rf2#
- 1...d1R
- 2.Rf2#
- 1...d1S!
- 1...Kg2
- 1.Kc4?
- Keys
- 1.Kc6!
- 1...Kg2
- 2.Qh3#
- 1...dxe1Q
- 2.Qh3#
- 1...dxe1S
- 2.Se3#
- 1...dxe1B
- 2.Se3#
- 2.Bxd3#
- 2.Qh3#
- 1...dxe1R
- 2.Qh3#
- 1...d1Q
- 2.Rf2#
- 1...d1S
- 2.Bxd3#
- 1...d1B
- 2.Rf2#
- 1...d1R
- 2.Rf2#
- 1...Kg2
- 1.Kc6!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- K(a);N_SPINB(b),P_SPINP(c),S_FLIGHT::QAB1(I)
- P(c);SBLOCK,XB(A)::QAB(I)
- P(c);SBLOCK,XB(A)::S(G)
- P(c);OGATE::R1(C)
- Tries
- Try
- K(F);S_FLIGHT
- Vars
- K(a);N_SPINB(b),P_SPINP(c),S_FLIGHT::QAB1(I)
- P(c);SBLOCK,XB(A)::QAB(I)
- P(c);SBLOCK,XB(A)::S(G)
- P(c);OGATE::R1(C)
- Refutation
- P(c);
- Try
- B(A);
- Refutation
- K(a);N_SPINB(b),P_SPINP(c),S_FLIGHT
- Try
- B(H);
- Vars
- K(a);N_SPINB(b),P_SPINP(c),S_FLIGHT::QAB1(I)
- P(c);SBLOCK,XB(A)::QAB(I)
- P(c);SBLOCK,XB(A)::S(G)
- P(c);OGATE::R1(C)
- Refutation
- P(c);
- Try
- B(H);
- Vars
- K(a);N_SPINB(b),P_SPINP(c),S_FLIGHT::QAB1(I)
- P(c);SBLOCK,XB(A)::QAB(I)
- P(c);SBLOCK,XB(A)::S(G)
- P(c);OGATE::R1(C)
- Refutation
- P(c);
- Try
- R(C);
- Vars
- K(a);N_SPINB(b),P_SPINP(c),S_FLIGHT::QAB1(I)
- P(c);SBLOCK,XB(A)::QAB(I)
- P(c);SBLOCK,XB(A)::S(G)
- P(c);OGATE::R1(C)
- Refutation
- P(c);
- Try
- Q(I);
- Threat
- DUALS(2)
- Refutation
- K(a);N_SPINB(b),P_SPINP(c),S_FLIGHT
- Try
- P(D);
- Vars
- K(a);N_SPINB(b),P_SPINP(c),S_FLIGHT::QAB1(I)
- P(c);SBLOCK,XB(A)::QAB(I)
- P(c);SBLOCK,XB(A)::S(G)
- P(c);OGATE::R1(C)
- Refutation
- P(c);
- Try
- P(E);
- Vars
- K(a);N_SPINB(b),P_SPINP(c),S_FLIGHT::QAB1(I)
- P(c);SBLOCK,XB(A)::QAB(I)
- P(c);SBLOCK,XB(A)::S(G)
- P(c);OGATE::R1(C)
- Refutation
- P(c);
- Try
- Actual
- K(F);P_PINP(d),S_FLIGHT
- Vars
- K(a);N_SPINB(b),N_SPINP(d),P_SPINP(c),S_FLIGHT::QAB1(I)
- P(c);SBLOCK,XB(A)::QAB(I)
- P(c);SBLOCK,XB(A)::S(G)
- P(c);OGATE::R1(C)
- P(c);::B(H),XP(d)
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