MESON Chess Problem Database
Problem Display
PID: 140373 (3B4/1K3B2/p2p4/R1p1kN2/1R4P1/5P2/1r1P4/Qr2Nb1q w - - 0 1)
Wallis, Walter Warren
4th HM., BCPS 049. Ty., 1943
#2
11 + 8
| 56 | The Problemist | 1943 |
SOLUTION
- SOUND
- Sets
- 1...Qxf3+
- 2.Sxf3#
- 1...Qg1
- 2.f4#
- 1...Qh3
- 2.f4#
- 1...Qh4
- 2.f4#
- 1...Qh5
- 2.f4#
- 1...Qh7
- 2.f4#
- 1...Qh8
- 2.f4#
- 1...Rd1
- 2.Qxb2#
- 1...Rxe1
- 2.Qxb2#
- 1...Bg2
- 2.Sd3#
- 1...Bd3
- 2.Sxd3#
- 1...Bh3
- 2.Sd3#
- 1...Bb5
- 2.Re4#
- 1...d5
- 2.f4#
- 1...Qxf3+
- Tries
- 1.Ka7?
- threat
- 2.Re4#
- 2.f4#
- 1...Qxf3
- 2.Sxf3#
- 1...Rxe1
- 2.Qxb2#
- 2.f4#
- 1...Qh2
- 2.Re4#
- 1...Qh6
- 2.Re4#
- 1...Bd3
- 2.Sxd3#
- 2.f4#
- 1...d5
- 2.f4#
- 1...Bc4!
- threat
- 1.Kc7?
- threat
- 2.Re4#
- 2.f4#
- 1...Qxf3
- 2.Sxf3#
- 1...Rxe1
- 2.Qxb2#
- 2.f4#
- 1...Qh2
- 2.Re4#
- 1...Qh6
- 2.Re4#
- 1...Bd3
- 2.Sxd3#
- 2.f4#
- 1...d5
- 2.f4#
- 1...Bc4!
- threat
- 1.Ka8?
- threat
- 2.Re4#
- 1...Qxf3+
- 2.Sxf3#
- 1...Rxe1
- 2.Qxb2#
- 1...Bd3
- 2.Sxd3#
- 1...d5
- 2.f4#
- 1...Bc4!
- threat
- 1.Kc8?
- threat
- 2.Re4#
- 2.f4#
- 1...Qxf3
- 2.Sxf3#
- 1...Rxe1
- 2.Qxb2#
- 2.f4#
- 1...Qh2
- 2.Re4#
- 1...Qh6
- 2.Re4#
- 1...Bd3
- 2.Sxd3#
- 2.f4#
- 1...d5
- 2.f4#
- 1...Bc4!
- threat
- 1.Rab5?
- threat
- 2.Re4#
- 1...Qxf3+
- 2.Sxf3#
- 1...Rxe1
- 2.Qxb2#
- 1...Bd3
- 2.Sxd3#
- 1...d5
- 2.f4#
- 1...Bc4!
- threat
- 1.Rxc5+?
- 1...d5
- 2.Rxd5#
- 2.f4#
- 1...dxc5!
- 1...d5
- 1.Ka7?
- Keys
- 1.Bg5!
- threat
- 2.d4#
- 1...Qxf3+
- 2.Sxf3#
- 1...Qg1
- 2.f4#
- 1...Rd1
- 2.Qxb2#
- 1...Bd3
- 2.Sxd3#
- 1...Bb5
- 2.Re4#
- 1...d5
- 2.f4#
- threat
- 1.Bg5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 8
- Sets
- Q(c);CHECK,XP(D)::S(B),XQ(c)
- Q(c);N_PINP(D)::P(D)
- Q(c);N_PINP(D),P_PINB(J)::P(D)
- R(a);N_GUARD::QAB(A),XR(d)
- R(a);N_GUARD,XS(B)::QAB(A),XR(d)
- B(b);N_GUARD::S(B)
- B(b);N_GUARD::S(B),XB(b)
- B(b);N_PINR(E),N_SPINP(e)::R1(E)
- P(h);N_PINP(D),N_SPINP(e)::P(D)
- Tries
- Try
- K(I);N_SPINP(D),N_SPINR(E),P-FLIGHT
- Threat
- DUALS(2)
- Vars
- Q(c);XP(D)::S(B),XQ(c)
- Q(c);::R1(E)
- P(h);N_SPINP(e)::P(D)
- Refutation
- B(b);
- Try
- K(I);N_SPINP(D),N_SPINR(E),P-FLIGHT
- Threat
- DUALS(2)
- Vars
- Q(c);XP(D)::S(B),XQ(c)
- Q(c);::R1(E)
- P(h);N_SPINP(e)::P(D)
- Refutation
- B(b);
- Try
- K(I);N_SPINR(E),S_FLIGHT
- Threat
- R1(E)
- Vars
- Q(c);CHECK,XP(D)::S(B),XQ(c)
- R(a);N_GUARD,XS(B)::QAB(A),XR(d)
- B(b);N_GUARD::S(B),XB(b)
- P(h);N_PINP(D),N_SPINP(e)::P(D)
- Refutation
- B(b);
- Try
- K(I);N_SPINP(D),N_SPINR(E),S_FLIGHT
- Threat
- DUALS(2)
- Vars
- Q(c);XP(D)::S(B),XQ(c)
- Q(c);::R1(E)
- P(h);N_SPINP(e)::P(D)
- Refutation
- B(b);
- Try
- R(G);N_SPINR(E)
- Threat
- R1(E)
- Vars
- Q(c);CHECK,XP(D)::S(B),XQ(c)
- R(a);N_GUARD,XS(B)::QAB(A),XR(d)
- B(b);N_GUARD::S(B),XB(b)
- P(h);N_PINP(D),N_SPINP(e)::P(D)
- Refutation
- B(b);
- Try
- R(G);CHECK,XP(e)
- Refutation
- P(h);XR(G)
- Try
- Actual
- B(K);
- Threat
- P(C)
- Vars
- Q(c);CHECK,XP(D)::S(B),XQ(c)
- Q(c);N_PINP(D)::P(D)
- R(a);N_GUARD::QAB(A),XR(d)
- B(b);N_GUARD::S(B),XB(b)
- B(b);N_PINR(E),N_SPINP(e)::R1(E)
- P(h);N_PINP(D),N_SPINP(e)::P(D)
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