MESON Chess Problem Database
Problem Display
PID: 80679 (4Kb1B/8/1n1pk2p/5R2/8/1p1Q4/3pr3/3b4 w - - 0 1)
Daniel, Arthur William
The Field, 1948
(First published on Sat Apr 24 1948)
#2
4 + 9
SOLUTION
- SOUND
- Sets
- 1...Rf2
- 2.Qe4#
- 1...Rg2
- 2.Qe4#
- 1...Rh2
- 2.Qe4#
- 1...Re4
- 2.Qxe4#
- 1...Re5
- 2.Rf6#
- 1...Sa4
- 2.Qd5#
- 1...Sc4
- 2.Qd5#
- 1...Sd5
- 2.Qxd5#
- 1...Sd7
- 2.Qd5#
- 1...Sa8
- 2.Qd5#
- 1...Sc8
- 2.Qd5#
- 1...Rf2
- Tries
- 1.Rf1?
- threat
- 2.Qf5#
- 1...d5
- 2.Qg6#
- 1...Re5
- 2.Rf6#
- 1...Rf2
- 2.Qe4#
- 1...Re4
- 2.Qxe4#
- 1...Bc2!
- threat
- 1.Rf3?
- threat
- 2.Qf5#
- 1...d5
- 2.Qg6#
- 1...Re5
- 2.Rf6#
- 1...Re4
- 2.Qxe4#
- 1...Bc2!
- threat
- 1.Rf4?
- threat
- 2.Qf5#
- 1...d5
- 2.Qg6#
- 1...Re5
- 2.Rf6#
- 1...Re4
- 2.Qxe4#
- 1...Bc2!
- threat
- 1.Ra5?
- threat
- 2.Qf5#
- 2.Qg6#
- 2.Qh3#
- 1...Bg7
- 2.Qf5#
- 1...d5
- 2.Qg6#
- 1...Re5
- 2.Qg6#
- 1...Re1
- 2.Qf5#
- 2.Qg6#
- 1...Rf2
- 2.Qe4#
- 2.Qe3#
- 1...Rg2
- 2.Qe4#
- 2.Qf5#
- 2.Qe3#
- 1...Rh2
- 2.Qe4#
- 2.Qf5#
- 2.Qg6#
- 2.Qe3#
- 1...Re3
- 2.Qf5#
- 2.Qg6#
- 2.Qxe3#
- 1...Re4
- 2.Qxe4#
- 1...Be7
- 2.Qf5#
- 2.Qh3#
- 1...Sd5
- 2.Qh3#
- 2.Qxd5#
- 1...Sd7
- 2.Qf5#
- 2.Qh3#
- 2.Qd5#
- 1...Bc2!
- threat
- 1.Rb5?
- threat
- 2.Qf5#
- 2.Qg6#
- 2.Qh3#
- 1...Bg7
- 2.Qf5#
- 1...d5
- 2.Qg6#
- 1...Re5
- 2.Qg6#
- 1...Re1
- 2.Qf5#
- 2.Qg6#
- 1...Rf2
- 2.Qe4#
- 2.Qe3#
- 1...Rg2
- 2.Qe4#
- 2.Qf5#
- 2.Qe3#
- 1...Rh2
- 2.Qe4#
- 2.Qf5#
- 2.Qg6#
- 2.Qe3#
- 1...Re3
- 2.Qf5#
- 2.Qg6#
- 2.Qxe3#
- 1...Re4
- 2.Qxe4#
- 1...Be7
- 2.Qf5#
- 2.Qh3#
- 1...Sd5
- 2.Qh3#
- 2.Qxd5#
- 1...Sd7
- 2.Qf5#
- 2.Qh3#
- 2.Qd5#
- 1...Bc2!
- threat
- 1.Rg5?
- threat
- 2.Rg6#
- 2.Qf5#
- 2.Qg6#
- 2.Qh3#
- 1...Bg7
- 2.Qf5#
- 1...d5
- 2.Rg6#
- 2.Qg6#
- 1...Bc2
- 2.Rg6#
- 1...Re1
- 2.Rg6#
- 2.Qf5#
- 2.Qg6#
- 1...Rf2
- 2.Qe4#
- 2.Qe3#
- 1...Rg2
- 2.Qe4#
- 2.Qf5#
- 2.Qg6#
- 2.Qe3#
- 1...Rh2
- 2.Rg6#
- 2.Qe4#
- 2.Qf5#
- 2.Qg6#
- 2.Qe3#
- 1...Re3
- 2.Rg6#
- 2.Qf5#
- 2.Qg6#
- 2.Qxe3#
- 1...Re4
- 2.Qxe4#
- 1...Re5
- 2.Rg6#
- 1...Be7
- 2.Qf5#
- 2.Qh3#
- 1...Sd5
- 2.Qf5#
- 2.Qh3#
- 2.Qxd5#
- 1...Sd7
- 2.Qf5#
- 2.Qh3#
- 2.Qd5#
- 1...hxg5!
- threat
- 1.Rf7?
- threat
- 2.Qf5#
- 1...d5
- 2.Qg6#
- 1...Rf2
- 2.Qe4#
- 1...Re4
- 2.Qxe4#
- 1...Re5
- 2.Rf6#
- 1...Bc2!
- threat
- 1.Rxf8?
- threat
- 2.Qf5#
- 1...d5
- 2.Qg6#
- 1...Rf2
- 2.Qe4#
- 1...Re4
- 2.Qxe4#
- 1...Re5
- 2.Rf6#
- 1...Bc2!
- threat
- 1.Rf1?
- Keys
- 1.Rf2!
- threat
- 2.Qf5#
- 1...Rxf2
- 2.Qe4#
- 1...d5
- 2.Qg6#
- 1...Re5
- 2.Rf6#
- 1...Re4
- 2.Qxe4#
- 1...Bc2
- 2.Rxe2#
- threat
- 1.Rf2!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 8
- Sets
- R(c);N_GUARD::QAR2(A)
- R(c);N_GUARD::QAR2(A),XR(c)
- R(c);SBLOCK::R1(B)
- S(e);N_GUARD::QAB1(A)
- S(e);N_GUARD::QAB1(A),XS(e)
- Tries
- Try
- R(B);
- Threat
- QAB1(A)
- Vars
- P(f);SBLOCK::QAR2(A)
- R(c);SBLOCK::R1(B)
- R(c);N_GUARD::QAR2(A)
- R(c);N_GUARD::QAR2(A),XR(c)
- Refutation
- B(a);
- Try
- R(B);
- Threat
- QAB1(A)
- Vars
- P(f);SBLOCK::QAR2(A)
- R(c);SBLOCK::R1(B)
- R(c);N_GUARD::QAR2(A),XR(c)
- Refutation
- B(a);
- Try
- R(B);
- Threat
- QAB1(A)
- Vars
- P(f);SBLOCK::QAR2(A)
- R(c);SBLOCK::R1(B)
- R(c);N_GUARD::QAR2(A),XR(c)
- Refutation
- B(a);
- Try
- R(B);
- Threat
- DUALS(3)
- Vars
- B(i);::QAB1(A)
- P(f);::QAR2(A)
- R(c);::QAR2(A)
- R(c);N_GUARD::QAR2(A),XR(c)
- Refutation
- B(a);
- Try
- R(B);
- Threat
- DUALS(3)
- Vars
- B(i);::QAB1(A)
- P(f);::QAR2(A)
- R(c);::QAR2(A)
- R(c);N_GUARD::QAR2(A),XR(c)
- Refutation
- B(a);
- Try
- R(B);
- Threat
- DUALS(4)
- Vars
- B(i);::QAB1(A)
- B(a);::R(B)
- R(c);N_GUARD::QAR2(A),XR(c)
- R(c);::R(B)
- Refutation
- P(h);XR(B)
- Try
- R(B);
- Threat
- QAB1(A)
- Vars
- P(f);SBLOCK::QAR2(A)
- R(c);N_GUARD::QAR2(A)
- R(c);N_GUARD::QAR2(A),XR(c)
- R(c);SBLOCK::R1(B)
- Refutation
- B(a);
- Try
- R(B);XB(i)
- Threat
- QAB1(A)
- Vars
- P(f);SBLOCK::QAR2(A)
- R(c);N_GUARD::QAR2(A)
- R(c);N_GUARD::QAR2(A),XR(c)
- R(c);SBLOCK::R1(B)
- Refutation
- B(a);
- Try
- Actual
- R(B);
- Threat
- QAB1(A)
- Vars
- R(c);N_GUARD,XR(B)::QAR2(A)
- P(f);SBLOCK::QAR2(A)
- R(c);SBLOCK::R1(B)
- R(c);N_GUARD::QAR2(A),XR(c)
- B(a);N_GUARD::R(B),XR(c)
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