MESON Chess Problem Database
Problem Display
PID: 198237 (8/8/1B3p2/3BbQ2/1Np1r1p1/2p1P3/2K1kP1R/R7 w - - 0 1)
Wainwright, Joseph CJ
2nd Prize, American Chess Bulletin, 1920
#2
9 + 7
| 6490 | yacpdb | 2019 |
SOLUTION
- SOUND
- Sets
- 1...Rxe3
- 2.f4#
- 1...Rf4
- 2.f3#
- 1...Bg3
- 2.fxg3#
- 1...Bd4
- 2.Bxc4#
- 1...Bf4
- 2.Qxg4#
- 1...g3
- 2.fxg3#
- 1...Rxe3
- Tries
- 1.Sd3?
- threat
- 2.Re1#
- 1...Bf4
- 2.Qxg4#
- 1...cxd3+!
- threat
- 1.Bxe4?
- threat
- 2.Qxg4#
- 2.f4#
- 1...Bg3
- 2.Qxg4#
- 2.fxg3#
- 1...Bd4
- 2.Qxg4#
- 1...Bf4
- 2.Qxg4#
- 1...g3
- 2.Bf3#
- 2.Qg4#
- 2.Qf3#
- 2.Qh5#
- 2.fxg3#
- 1...Bxh2!
- threat
- 1.Bd4?
- threat
- 2.Bxc4#
- 1...Rxe3
- 2.f4#
- 1...Bf4
- 2.Qxg4#
- 1...Rf4
- 2.f3#
- 1...Rxd4!
- threat
- 1.Rg2?
- threat
- 2.f3#
- 1...Bf4
- 2.Qxg4#
- 1...Bg3
- 2.fxg3#
- 1...Bd4
- 2.Bxc4#
- 1...Rd4!
- threat
- 1.Qxe4?
- threat
- 2.Bxc4#
- 2.Qxc4#
- 2.Qxg4#
- 2.f4#
- 1...Bg3
- 2.Bxc4#
- 2.Qxc4#
- 2.Qxg4#
- 2.fxg3#
- 1...Bd4
- 2.Bxc4#
- 2.Qxg4#
- 2.f3#
- 2.f4#
- 2.exd4#
- 1...Bf4
- 2.Bxc4#
- 2.Qxc4#
- 2.exf4#
- 1...g3
- 2.Bxc4#
- 2.Qf3#
- 2.Qxc4#
- 2.Qg4#
- 2.fxg3#
- 1...f5
- 2.Bxc4#
- 2.Qxc4#
- 2.f4#
- 1...Bxh2!
- threat
- 1.Qf4?
- threat
- 2.f3#
- 1...g3
- 2.fxg3#
- 1...Bxf4!
- threat
- 1.Sd3?
- Keys
- 1.Sa2!
- 1...Rxe3
- 2.f4#
- 1...Bxh2
- 2.Sxc3#
- 1...Bf4
- 2.Qxg4#
- 1...Rd4
- 2.Sxc3#
- 1...Rf4
- 2.f3#
- 1...Bg3
- 2.Sxc3#
- 2.fxg3#
- 1...Bd4
- 2.Bxc4#
- 1...Bd6
- 2.Sxc3#
- 1...Bc7
- 2.Sxc3#
- 1...Bb8
- 2.Sxc3#
- 1...g3
- 2.fxg3#
- 1...Rxe3
- 1.Sa2!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 5
- REMOVED MATES = 1
- Sets
- R(d);XP(E)::R(D)+P(C)
- R(d);S_CUTB(f)::R(D)+P(C)
- B(f);OGATE::R(D)+P(C),XB(f)
- B(f);S_CUTR(d)::B(G),XP(c)
- B(f);S_CUTR(d)::QAB(H),XP(e)
- P(e);OGATE::R(D)+P(C),XP(e)
- Tries
- Try
- S(F);
- Threat
- R1(A)
- Vars
- B(f);S_CUTR(d)::QAB(H),XP(e)
- Refutation
- P(c);CHECK,XS(F)
- Try
- B(G);XR(d)
- Threat
- DUALS(2)
- Vars
- B(f);::QAB(H),XP(e)
- Refutation
- B(f);XR(D)
- Try
- B(I);
- Threat
- B(G),XP(c)
- Vars
- R(d);XP(E)::R(D)+P(C)
- B(f);S_CUTR(d)::QAB(H),XP(e)
- R(d);S_CUTB(f)::R(D)+P(C)
- Refutation
- R(d);XB(I)
- Try
- R(D);
- Threat
- R(D)+P(C)
- Vars
- B(f);S_CUTR(d)::QAB(H),XP(e)
- B(f);OGATE::R(D)+P(C),XB(f)
- B(f);S_CUTR(d)::B(G),XP(c)
- Refutation
- R(d);
- Try
- Q(H);XR(d)
- Threat
- DUALS(4)
- Refutation
- B(f);XR(D)
- Try
- Q(H);
- Threat
- R(D)+P(C)
- Vars
- P(e);OGATE::R(D)+P(C),XP(e)
- Refutation
- B(f);XQ(H)
- Try
- Actual
- S(F);
- Vars
- R(d);XP(E)::R(D)+P(C)
- B(f);N_GUARD,XR(D)::S(F),XP(b)
- B(f);S_CUTR(d)::QAB(H),XP(e)
- R(d);S_CUTB(f)::S(F),XP(b)
- R(d);S_CUTB(f)::R(D)+P(C)
- B(f);S_CUTR(d)::B(G),XP(c)
- B(f);N_GUARD::S(F),XP(b)
- P(e);OGATE::R(D)+P(C),XP(e)
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