MESON Chess Problem Database
Problem Display
PID: 866 (8/6B1/2K5/3N4/n1B1kP1N/5R2/8/2br4 w - - 0 1)
White, H
British Chess Magazine, 1990
#2
7 + 4
SOLUTION
- SOUND
- Sets
- 1...Re1
- 2.Bd3#
- 1...Rf1
- 2.Bd3#
- 1...Rg1
- 2.Bd3#
- 1...Rh1
- 2.Bd3#
- 1...Rd2
- 2.Re3#
- 1...Rd3
- 2.Bxd3#
- 1...Rd4
- 2.Sf6#
- 1...Rxd5
- 2.Bxd5#
- 1...Bb2
- 2.Re3#
- 1...Bd2
- 2.Bd3#
- 1...Ba3
- 2.Re3#
- 1...Be3
- 2.Rxe3#
- 1...Bxf4
- 2.Rxf4#
- 1...Sb2
- 2.Sc3#
- 1...Sc3
- 2.Sxc3#
- 1...Sc5
- 2.Sc3#
- 1...Sb6
- 2.Sc3#
- 1...Re1
- Tries
- 1.Be2?
- 1...Bxf4
- 2.Rxf4#
- 1...Re1
- 2.Bd3#
- 1...Rf1
- 2.Bd3#
- 1...Rg1
- 2.Bd3#
- 1...Rh1
- 2.Bd3#
- 1...Rd2
- 2.Re3#
- 1...Rd3
- 2.Bxd3#
- 1...Rd4
- 2.Sf6#
- 1...Bb2
- 2.Re3#
- 1...Bd2
- 2.Bd3#
- 1...Ba3
- 2.Re3#
- 1...Be3
- 2.Rxe3#
- 1...Sb2
- 2.Sc3#
- 1...Sc3
- 2.Sxc3#
- 1...Sc5
- 2.Sc3#
- 1...Sb6
- 2.Sc3#
- 1...Rxd5!
- 1...Bxf4
- 1.Bb5?
- 1...Bxf4
- 2.Rxf4#
- 1...Re1
- 2.Bd3#
- 1...Rf1
- 2.Bd3#
- 1...Rg1
- 2.Bd3#
- 1...Rh1
- 2.Bd3#
- 1...Rd2
- 2.Re3#
- 1...Rd3
- 2.Bxd3#
- 1...Rd4
- 2.Sf6#
- 1...Bb2
- 2.Re3#
- 1...Bd2
- 2.Bd3#
- 1...Ba3
- 2.Re3#
- 1...Be3
- 2.Rxe3#
- 1...Sb2
- 2.Sc3#
- 1...Sc3
- 2.Sxc3#
- 1...Sc5
- 2.Sc3#
- 1...Sb6
- 2.Sc3#
- 1...Rxd5!
- 1...Bxf4
- 1.Ba6?
- 1...Bxf4
- 2.Rxf4#
- 1...Re1
- 2.Bd3#
- 1...Rf1
- 2.Bd3#
- 1...Rg1
- 2.Bd3#
- 1...Rh1
- 2.Bd3#
- 1...Rd2
- 2.Re3#
- 1...Rd3
- 2.Bxd3#
- 1...Rd4
- 2.Sf6#
- 1...Bb2
- 2.Re3#
- 1...Bd2
- 2.Bd3#
- 1...Ba3
- 2.Re3#
- 1...Be3
- 2.Rxe3#
- 1...Sb2
- 2.Sc3#
- 1...Sc3
- 2.Sxc3#
- 1...Sc5
- 2.Sc3#
- 1...Sb6
- 2.Sc3#
- 1...Rxd5!
- 1...Bxf4
- 1.Bc3?
- threat
- 2.Sf6#
- 1...Rxd5
- 2.Bxd5#
- 1...Sxc3!
- threat
- 1.Be5?
- threat
- 2.Sf6#
- 1...Rxd5
- 2.Bxd5#
- 1...Bxf4!
- threat
- 1.Bf6?
- 1...Rxd5
- 2.Bxd5#
- 1...Bxf4
- 2.Rxf4#
- 1...Re1
- 2.Bd3#
- 1...Rf1
- 2.Bd3#
- 1...Rg1
- 2.Bd3#
- 1...Rh1
- 2.Bd3#
- 1...Rd2
- 2.Re3#
- 1...Rd3
- 2.Bxd3#
- 1...Bb2
- 2.Re3#
- 1...Bd2
- 2.Bd3#
- 1...Ba3
- 2.Re3#
- 1...Be3
- 2.Rxe3#
- 1...Sb2
- 2.Sc3#
- 1...Sc3
- 2.Sxc3#
- 1...Sc5
- 2.Sc3#
- 1...Sb6
- 2.Sc3#
- 1...Rd4!
- 1...Rxd5
- 1.Be2?
- Keys
- 1.Bh8!
- 1...Rxd5
- 2.Bxd5#
- 1...Bxf4
- 2.Rxf4#
- 1...Re1
- 2.Bd3#
- 1...Rf1
- 2.Bd3#
- 1...Rg1
- 2.Bd3#
- 1...Rh1
- 2.Bd3#
- 1...Rd2
- 2.Re3#
- 1...Rd3
- 2.Bxd3#
- 1...Rd4
- 2.Sf6#
- 1...Bb2
- 2.Re3#
- 1...Bd2
- 2.Bd3#
- 1...Ba3
- 2.Re3#
- 1...Be3
- 2.Rxe3#
- 1...Sb2
- 2.Sc3#
- 1...Sc3
- 2.Sxc3#
- 1...Sc5
- 2.Sc3#
- 1...Sb6
- 2.Sc3#
- 1...Rxd5
- 1.Bh8!
FEATURES
- Static
- TYPE = WAITER
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- R(b);N_GUARD::B(B)
- R(b);S_CUTB(a)::R1(A)
- R(b);N_GUARD::B(B),XR(b)
- R(b);SBLOCK::S(E)
- R(b);OGATE,XS(E)::B(B),XR(b)
- B(a);N_GUARD::R1(A)
- B(a);S_CUTR(b)::B(B)
- B(a);N_GUARD::R1(A),XB(a)
- B(a);OGATE,XP(C)::R1(A),XB(a)
- S(c);N_GUARD::S(E)
- S(c);N_GUARD::S(E),XS(c)
- Tries
- Try
- B(B);
- Vars
- B(a);OGATE,XP(C)::R1(A),XB(a)
- R(b);N_GUARD::B(B)
- R(b);S_CUTB(a)::R1(A)
- R(b);N_GUARD::B(B),XR(b)
- R(b);SBLOCK::S(E)
- B(a);N_GUARD::R1(A)
- B(a);S_CUTR(b)::B(B)
- B(a);N_GUARD::R1(A),XB(a)
- S(c);N_GUARD::S(E)
- S(c);N_GUARD::S(E),XS(c)
- Refutation
- R(b);XS(E)
- Try
- B(B);
- Vars
- B(a);OGATE,XP(C)::R1(A),XB(a)
- R(b);N_GUARD::B(B)
- R(b);S_CUTB(a)::R1(A)
- R(b);N_GUARD::B(B),XR(b)
- R(b);SBLOCK::S(E)
- B(a);N_GUARD::R1(A)
- B(a);S_CUTR(b)::B(B)
- B(a);N_GUARD::R1(A),XB(a)
- S(c);N_GUARD::S(E)
- S(c);N_GUARD::S(E),XS(c)
- Refutation
- R(b);XS(E)
- Try
- B(B);
- Vars
- B(a);OGATE,XP(C)::R1(A),XB(a)
- R(b);N_GUARD::B(B)
- R(b);S_CUTB(a)::R1(A)
- R(b);N_GUARD::B(B),XR(b)
- R(b);SBLOCK::S(E)
- B(a);N_GUARD::R1(A)
- B(a);S_CUTR(b)::B(B)
- B(a);N_GUARD::R1(A),XB(a)
- S(c);N_GUARD::S(E)
- S(c);N_GUARD::S(E),XS(c)
- Refutation
- R(b);XS(E)
- Try
- B(G);
- Threat
- S(E)
- Vars
- R(b);OGATE,XS(E)::B(B),XR(b)
- Refutation
- S(c);XB(G)
- Try
- B(G);
- Threat
- S(E)
- Vars
- R(b);OGATE,XS(E)::B(B),XR(b)
- Refutation
- B(a);XP(C)
- Try
- B(G);
- Vars
- R(b);OGATE,XS(E)::B(B),XR(b)
- B(a);OGATE,XP(C)::R1(A),XB(a)
- R(b);N_GUARD::B(B)
- R(b);S_CUTB(a)::R1(A)
- R(b);N_GUARD::B(B),XR(b)
- B(a);N_GUARD::R1(A)
- B(a);S_CUTR(b)::B(B)
- B(a);N_GUARD::R1(A),XB(a)
- S(c);N_GUARD::S(E)
- S(c);N_GUARD::S(E),XS(c)
- Refutation
- R(b);
- Try
- Actual
- B(G);
- Vars
- R(b);OGATE,XS(E)::B(B),XR(b)
- B(a);OGATE,XP(C)::R1(A),XB(a)
- R(b);N_GUARD::B(B)
- R(b);S_CUTB(a)::R1(A)
- R(b);N_GUARD::B(B),XR(b)
- R(b);SBLOCK::S(E)
- B(a);N_GUARD::R1(A)
- B(a);S_CUTR(b)::B(B)
- B(a);N_GUARD::R1(A),XB(a)
- S(c);N_GUARD::S(E)
- S(c);N_GUARD::S(E),XS(c)
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