MESON Chess Problem Database
Problem Display
PID: 77848 (1Kn5/8/k7/BR1N4/P1r5/1n6/8/8 w - - 0 1)
Davey, David Murray
The Tablet, 1954
(First published on Sat Mar 6 1954)
#2
5 + 4
| 15239 | Valois Notebooks | 2017 |
SOLUTION
- SOUND
- Sets
- 1...Rc1
- 2.Sb4#
- 1...Rc2
- 2.Sb4#
- 1...Rc3
- 2.Sb4#
- 1...Rxa4
- 2.Sc7#
- 1...Rb4
- 2.Sxb4#
- 2.Sc7#
- 1...Rd4
- 2.Sc7#
- 1...Re4
- 2.Sc7#
- 1...Rf4
- 2.Sc7#
- 1...Rg4
- 2.Sc7#
- 1...Rh4
- 2.Sc7#
- 1...Rc5
- 2.Sb4#
- 1...Rc6
- 2.Sb4#
- 1...Rc7
- 2.Sb4#
- 2.Sxc7#
- 1...Sc5
- 2.Sc7#
- 1...Rc1
- Tries
- 1.Be1?
- 1...Rxa4
- 2.Sc7#
- 1...Rc1
- 2.Sb4#
- 1...Rc2
- 2.Sb4#
- 1...Rc3
- 2.Sb4#
- 1...Rb4
- 2.Sxb4#
- 2.Sc7#
- 1...Rd4
- 2.Sc7#
- 1...Re4
- 2.Sc7#
- 1...Rf4
- 2.Sc7#
- 1...Rg4
- 2.Sc7#
- 1...Rh4
- 2.Sc7#
- 1...Rc5
- 2.Sb4#
- 1...Rc6
- 2.Sb4#
- 1...Rc7
- 2.Sb4#
- 2.Sxc7#
- 1...Sa1
- 2.Ra5#
- 1...Sc1
- 2.Ra5#
- 1...Sd4
- 2.Ra5#
- 1...Sa5
- 2.Rxa5#
- 1...Sc5
- 2.Sc7#
- 2.Ra5#
- 1...Sb6
- 2.Rxb6#
- 1...Sd6
- 2.Rb6#
- 1...Sa7
- 2.Rb6#
- 1...Se7
- 2.Rb6#
- 1...Sd2!
- 1...Rxa4
- 1.Bd2?
- 1...Rxa4
- 2.Sc7#
- 1...Rc1
- 2.Sb4#
- 1...Rc2
- 2.Sb4#
- 1...Rc3
- 2.Sb4#
- 1...Rb4
- 2.Sxb4#
- 2.Sc7#
- 1...Rd4
- 2.Sc7#
- 1...Re4
- 2.Sc7#
- 1...Rf4
- 2.Sc7#
- 1...Rg4
- 2.Sc7#
- 1...Rh4
- 2.Sc7#
- 1...Rc5
- 2.Sb4#
- 1...Rc6
- 2.Sb4#
- 1...Rc7
- 2.Sb4#
- 2.Sxc7#
- 1...Sa1
- 2.Ra5#
- 1...Sc1
- 2.Ra5#
- 1...Sd4
- 2.Ra5#
- 1...Sa5
- 2.Rxa5#
- 1...Sc5
- 2.Sc7#
- 2.Ra5#
- 1...Sb6
- 2.Rxb6#
- 1...Sd6
- 2.Rb6#
- 1...Sa7
- 2.Rb6#
- 1...Se7
- 2.Rb6#
- 1...Sxd2!
- 1...Rxa4
- 1.Be1?
- Keys
- 1.Bc3!
- 1...Rxc3
- 2.Sb4#
- 1...Rxa4
- 2.Sc7#
- 1...Rb4
- 2.Sxb4#
- 2.Sc7#
- 1...Rd4
- 2.Sc7#
- 1...Re4
- 2.Sc7#
- 1...Rf4
- 2.Sc7#
- 1...Rg4
- 2.Sc7#
- 1...Rh4
- 2.Sc7#
- 1...Rc5
- 2.Sb4#
- 1...Rc6
- 2.Sb4#
- 1...Rc7
- 2.Sb4#
- 2.Sxc7#
- 1...Sa1
- 2.Ra5#
- 1...Sc1
- 2.Ra5#
- 1...Sd2
- 2.Ra5#
- 1...Sd4
- 2.Ra5#
- 1...Sa5
- 2.Rxa5#
- 1...Sc5
- 2.Sc7#
- 2.Ra5#
- 1...Sb6
- 2.Rxb6#
- 1...Sd6
- 2.Rb6#
- 1...Sa7
- 2.Rb6#
- 1...Se7
- 2.Rb6#
- 1...Rxc3
- 1.Bc3!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 9
- REMOVED MATES = 3
- Sets
- R(b);N_GUARD::S(D)
- R(b);N_GUARD,XP(A)::S(D)
- R(b);N_GUARD,SBLOCK::S(D)
- S(a);S_CUTR(b)::S(D)
- Tries
- Try
- B(B);
- Vars
- R(b);N_GUARD,XP(A)::S(D)
- R(b);N_GUARD::S(D)
- S(a);N_GUARD::R1(C)
- S(a);N_GUARD::R1(C),XS(a)
- S(d);N_GUARD::R1(C),XS(d)
- S(d);N_GUARD::R1(C)
- Refutation
- S(a);
- Try
- B(B);
- Vars
- R(b);N_GUARD,XP(A)::S(D)
- R(b);N_GUARD::S(D)
- R(b);N_GUARD,SBLOCK::S(D)
- S(a);N_GUARD::R1(C)
- S(a);N_GUARD::R1(C),XS(a)
- S(d);N_GUARD::R1(C),XS(d)
- S(d);N_GUARD::R1(C)
- Refutation
- S(a);XB(B)
- Try
- Actual
- B(B);
- Vars
- R(b);N_GUARD,XB(B)::S(D)
- R(b);N_GUARD,XP(A)::S(D)
- R(b);N_GUARD::S(D)
- R(b);N_GUARD,SBLOCK::S(D)
- S(a);N_GUARD::R1(C)
- S(a);N_GUARD::R1(C),XS(a)
- S(d);N_GUARD::R1(C),XS(d)
- S(d);N_GUARD::R1(C)
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