MESON Chess Problem Database
Problem Display
PID: 202491 (8/p2Q1b1B/Rb2pk1N/5Np1/6p1/1KR3P1/7n/2B5 w - - 0 1)
ten Cate, Pieter
Western Morning News, 1923
(First published on Sat Jul 7 1923)
#2
9 + 8
| 6490 | yacpdb | 2020 |
| 15239 | Valois Notebooks | 2022 |
SOLUTION
- SOUND
- Sets
- 1...Bd4
- 2.Qxd4#
- 1...Ba5
- 2.Qd4#
- 1...Bd8
- 2.Qd4#
- 1...Bh5
- 2.Qg7#
- 1...Bg6
- 2.Qg7#
- 1...Be8
- 2.Qg7#
- 1...Bg8
- 2.Qg7#
- 1...Sf1
- 2.Sxg4#
- 1...Sf3
- 2.Sxg4#
- 1...e5+
- 2.Qxf7#
- 1...Bd4
- Tries
- 1.Sxf7?
- threat
- 2.Bxg5#
- 2.Qe7#
- 1...Be3
- 2.Rxe6#
- 2.Qxe6#
- 2.Qe7#
- 1...Bc5
- 2.Bxg5#
- 2.Rxe6#
- 2.Qxe6#
- 1...Bd8
- 2.Bxg5#
- 2.Rxe6#
- 2.Qxe6#
- 1...Sf3
- 2.Qe7#
- 1...exf5!
- threat
- 1.Sg8+?
- 1...Bxg8
- 2.Qg7#
- 1...Ke5!
- 1...Bxg8
- 1.Bf4?
- threat
- 2.Qe7#
- 2.Qxf7#
- 1...exf5+
- 2.Qxf7#
- 1...e5+
- 2.Qxf7#
- 1...Bc5
- 2.Qxf7#
- 1...Bd8
- 2.Qd4#
- 2.Qxf7#
- 2.Qxd8#
- 1...Bh5
- 2.Sg8#
- 2.Qe7#
- 2.Qg7#
- 1...Bg6
- 2.Qe7#
- 2.Qg7#
- 1...Be8
- 2.Sg8#
- 2.Qe7#
- 2.Qg7#
- 1...Bg8
- 2.Sxg8#
- 2.Qe7#
- 2.Qg7#
- 1...gxf4!
- threat
- 1.Re3?
- threat
- 2.Qe7#
- 2.Qxf7#
- 1...exf5+
- 2.Qxf7#
- 1...e5+
- 2.Qxf7#
- 1...Bc5
- 2.Qxf7#
- 1...Bd8
- 2.Bb2#
- 2.Qd4#
- 2.Qxf7#
- 2.Qxd8#
- 1...Bh5
- 2.Sg8#
- 2.Rxe6#
- 2.Qxe6#
- 2.Qe7#
- 2.Qg7#
- 1...Bg6
- 2.Rxe6#
- 2.Qxe6#
- 2.Qe7#
- 2.Qg7#
- 1...Be8
- 2.Sg8#
- 2.Rxe6#
- 2.Qxe6#
- 2.Qe7#
- 2.Qg7#
- 1...Bg8
- 2.Sxg8#
- 2.Qe7#
- 2.Qg7#
- 1...Bxe3!
- threat
- 1.Rc5?
- threat
- 2.Qe7#
- 2.Qxf7#
- 1...exf5+
- 2.Qxf7#
- 1...e5+
- 2.Qxf7#
- 1...Bd8
- 2.Bb2#
- 2.Qd4#
- 2.Qxf7#
- 2.Qxd8#
- 1...Bh5
- 2.Sg8#
- 2.Qe7#
- 2.Qg7#
- 1...Bg6
- 2.Sg8#
- 2.Qe7#
- 2.Qg7#
- 1...Be8
- 2.Sg8#
- 2.Qe7#
- 2.Qg7#
- 1...Bg8
- 2.Sxg8#
- 2.Qe7#
- 2.Qg7#
- 1...Bxc5!
- threat
- 1.Rxb6?
- threat
- 2.Qd4#
- 1...Ke5
- 2.Qd4#
- 1...Sf3
- 2.Sxg4#
- 1...axb6!
- threat
- 1.Sxf7?
- Keys
- 1.Bb2!
- 1...exf5+
- 2.Rc4#
- 1...e5+
- 2.Qxf7#
- 1...Ke5
- 2.Re3#
- 1...Bg1
- 2.Re3#
- 1...Bf2
- 2.Re3#
- 1...Be3
- 2.Rxe3#
- 1...Bd4
- 2.Qxd4#
- 1...Ba5
- 2.Qd4#
- 1...Bc5
- 2.Rxc5#
- 1...Bc7
- 2.Rxc7#
- 1...Bd8
- 2.Rc1#
- 2.Rc2#
- 2.Rd3#
- 2.Re3#
- 2.Rf3#
- 2.Rc4#
- 2.Rc5#
- 2.Rcc6#
- 2.Rc7#
- 2.Rc8#
- 2.Qd4#
- 1...Bh5
- 2.Qg7#
- 1...Bg6
- 2.Qg7#
- 1...Be8
- 2.Qg7#
- 1...Bg8
- 2.Qg7#
- 1...Sf1
- 2.Sxg4#
- 1...Sf3
- 2.Sxg4#
- 1...exf5+
- 1.Bb2!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 7
- REMOVED MATES = 1
- Sets
- B(d);N_GUARD,P_SPINP(e)::QAB(H),XB(d)
- B(d);N_GUARD,P_SPINP(e)::QAB(H)
- B(h);OGATE::QAB1(H)
- S(a);N_GUARD::S(G),XP(b)
- P(e);CHECK,P_SPINB(d),SBLOCK::QAR1(H),XB(h)
- Tries
- Try
- S(G);XB(h)
- Threat
- DUALS(2)
- Vars
- S(a);::QAB1(H)
- Refutation
- P(e);P_SPINB(d),XS(E)
- Try
- S(G);CHECK
- Vars
- B(h);OGATE,XS(G)::QAB1(H)
- Refutation
- K(f);S_FLIGHT
- Try
- B(A);
- Threat
- DUALS(2)
- Vars
- P(e);CHECK,P_SPINB(d),XS(E)::QAR1(H),XB(h)
- P(e);CHECK,P_SPINB(d)::QAR1(H),XB(h)
- B(d);P_SPINP(e)::QAR1(H),XB(h)
- Refutation
- P(c);XB(A)
- Try
- R(C);
- Threat
- DUALS(2)
- Vars
- P(e);CHECK,P_SPINB(d),XS(E)::QAR1(H),XB(h)
- P(e);CHECK,P_SPINB(d)::QAR1(H),XB(h)
- B(d);P_SPINP(e)::QAR1(H),XB(h)
- Refutation
- B(d);P_SPINP(e),XR(C)
- Try
- R(C);
- Threat
- DUALS(2)
- Vars
- P(e);CHECK,P_SPINB(d),XS(E)::QAR1(H),XB(h)
- P(e);CHECK,P_SPINB(d)::QAR1(H),XB(h)
- Refutation
- B(d);P_SPINP(e),XR(C)
- Try
- R(F);P_PINP(e),XB(d)
- Threat
- QAB(H)
- Vars
- K(f);N_SPINP(e),S_FLIGHT::QAB1(H)
- S(a);N_GUARD::S(G),XP(b)
- Refutation
- P(g);N_SPINP(e),XR(F)
- Try
- Actual
- B(A);
- Vars
- P(e);CHECK,N_GUARD,P_SPINB(d),XS(E)::B(A)+R(C)
- P(e);CHECK,P_SPINB(d),SBLOCK::QAR1(H),XB(h)
- K(f);S_FLIGHT::B(A)+R(C),DCHECK
- B(d);N_GUARD,P_SPINP(e)::B(A)+R(C)
- B(d);N_GUARD,P_SPINP(e)::B(A)+R(C),XB(d)
- B(d);N_GUARD,P_SPINP(e)::QAB(H),XB(d)
- B(d);N_GUARD,P_SPINP(e)::QAB(H)
- B(d);P_SPINP(e)::B(A)+R(C),XB(d)
- B(h);OGATE::QAB1(H)
- S(a);N_GUARD::S(G),XP(b)
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