MESON Chess Problem Database
Problem Display
PID: 251887 (bbQ5/5B2/7n/4P1pK/6RP/5k2/3ppPN1/1n1NB3 w - - 0 1)
Forster, Fritz
Manchester Weekly Times, 1890
(First published on Sat Jan 4 1890)
#2
10 + 8
| 15239 | Valois Notebooks | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Be4
- 2.Rg3#
- 1...Bd5
- 2.Bxd5#
- 1...Bc6
- 2.Qxc6#
- 1...Bb7
- 2.Qxb7#
- 1...Bxe5
- 2.Qxa8#
- 1...Bd6
- 2.Qxa8#
- 1...Ba7
- 2.Qxa8#
- 1...Bc7
- 2.Qxa8#
- 1...Sa3
- 2.Qc3#
- 1...Sc3
- 2.Qxc3#
- 1...Sxg4
- 2.Qxg4#
- 1...Sf5
- 2.Qxf5#
- 1...Sxf7
- 2.Qf5#
- 1...Sg8
- 2.Qf5#
- 1...dxe1Q
- 2.Sxe1#
- 1...dxe1S
- 2.Sxe1#
- 1...dxe1B
- 2.Sxe1#
- 1...dxe1R
- 2.Sxe1#
- 1...gxh4
- 2.Sxh4#
- 1...Be4
- Tries
- 1.Qc2?
- threat
- 2.Rg3#
- 2.Qd3#
- 1...Bxe5
- 2.Qd3#
- 1...dxe1S
- 2.Sxe1#
- 2.Rg3#
- 1...exd1Q
- 2.Qxd1#
- 2.Qd3#
- 1...exd1S
- 2.Qxd1#
- 1...exd1B
- 2.Qxd1#
- 2.Qd3#
- 1...exd1R
- 2.Qxd1#
- 2.Qd3#
- 1...gxh4
- 2.Sxh4#
- 2.Qd3#
- 1...Be4
- 2.Rg3#
- 2.Qxe4#
- 1...Ba7
- 2.Rg3#
- 1...Sf5
- 2.Qxf5#
- 1...Sxg4!
- threat
- 1.Qc4?
- threat
- 2.Rg3#
- 2.Qd3#
- 1...Bxe5
- 2.Qd3#
- 1...Sxg4
- 2.Qxg4#
- 1...dxe1S
- 2.Sxe1#
- 2.Rg3#
- 1...exd1S
- 2.Rg3#
- 1...gxh4
- 2.Sxh4#
- 2.Qd3#
- 2.Qf4#
- 1...Be4
- 2.Rg3#
- 2.Qxe4#
- 1...Ba7
- 2.Rg3#
- 1...Sf5!
- threat
- 1.Qc2?
- Keys
- 1.Bb3!
- 1...Bxe5
- 2.Qxa8#
- 1...Sxg4
- 2.Qxg4#
- 1...dxe1Q
- 2.Sxe1#
- 1...dxe1S
- 2.Sxe1#
- 1...dxe1B
- 2.Sxe1#
- 1...dxe1R
- 2.Sxe1#
- 1...exd1Q
- 2.Bxd1#
- 1...exd1S
- 2.Bxd1#
- 1...exd1B
- 2.Bxd1#
- 1...exd1R
- 2.Bxd1#
- 1...gxh4
- 2.Sxh4#
- 1...Be4
- 2.Rg3#
- 1...Bd5
- 2.Bxd5#
- 1...Bc6
- 2.Qxc6#
- 1...Bb7
- 2.Qxb7#
- 1...Bd6
- 2.Qxa8#
- 1...Ba7
- 2.Qxa8#
- 1...Bc7
- 2.Qxa8#
- 1...Sa3
- 2.Qc3#
- 1...Sc3
- 2.Qxc3#
- 1...Sf5
- 2.Qxf5#
- 1...Sf7
- 2.Qf5#
- 1...Sg8
- 2.Qf5#
- 1...Bxe5
- 1.Bb3!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 4
- REMOVED MATES = 0
- Sets
- B(g);SBLOCK::R1(E)
- B(g);N_GUARD::B(I),XB(g)
- B(g);N_GUARD::QAB(J),XB(g)
- B(h);OGATE,XP(G)::QAB(J),XB(g)
- B(h);OGATE::QAB(J),XB(g)
- S(a);N_GUARD::QAR(J)
- S(a);N_GUARD::QAR(J),XS(a)
- S(f);OGATE,XR(E)::QAB1(J),XS(f)
- S(f);N_GUARD::QAR2(J),XS(f)
- S(f);N_GUARD,XB(I)::QAR2(J)
- S(f);N_GUARD::QAR2(J)
- P(b);XB(B)::S(D),XQ(b)
- P(b);XB(B)::S(D),XS(b)
- P(b);XB(B)::S(D),XB(b)
- P(b);XB(B)::S(D),XR(b)
- P(e);XP(F)::S(D),XP(e)
- Tries
- Try
- Q(J);
- Threat
- DUALS(2)
- Vars
- B(h);XP(G)::QAR2(J)
- P(c);OGATE,XS(A)::QAB(J),XS(c)
- B(h);::R1(E)
- S(f);N_GUARD::QAR2(J),XS(f)
- Refutation
- S(f);XR(E)
- Try
- Q(J);
- Threat
- DUALS(2)
- Vars
- B(h);XP(G)::QAR2(J)
- S(f);OGATE,XR(E)::QAB1(J),XS(f)
- P(c);XS(A)::R1(E)
- B(h);::R1(E)
- Refutation
- S(f);
- Try
- Actual
- B(I);
- Vars
- B(h);OGATE,XP(G)::QAB(J),XB(g)
- S(f);OGATE,XR(E)::QAB1(J),XS(f)
- P(b);XB(B)::S(D),XQ(b)
- P(b);XB(B)::S(D),XS(b)
- P(b);XB(B)::S(D),XB(b)
- P(b);XB(B)::S(D),XR(b)
- P(c);OGATE,XS(A)::B(I),XQ(c)
- P(c);OGATE,XS(A)::B(I),XS(c)
- P(c);OGATE,XS(A)::B(I),XB(c)
- P(c);OGATE,XS(A)::B(I),XR(c)
- P(e);XP(F)::S(D),XP(e)
- B(g);SBLOCK::R1(E)
- B(g);N_GUARD::B(I),XB(g)
- B(g);N_GUARD::QAB(J),XB(g)
- B(h);OGATE::QAB(J),XB(g)
- S(a);N_GUARD::QAR(J)
- S(a);N_GUARD::QAR(J),XS(a)
- S(f);N_GUARD::QAR2(J),XS(f)
- S(f);N_GUARD::QAR2(J)
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