MESON Chess Problem Database
Problem Display
PID: 220220 (4N1Bb/5r2/8/5k1P/2PpR1pP/3N3b/2QK4/8 w - - 0 1)
Thursby, John Ormerod Scarlett
The Field, 1885
(First published on Sat Mar 14 1885)
#2
9 + 6
| 15239 | Valois Notebooks | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Rf6
- 2.Rf4#
- 2.Re5#
- 1...Ra7
- 2.Rf4#
- 1...Rb7
- 2.Rf4#
- 1...Rc7
- 2.Rf4#
- 1...Rd7
- 2.Rf4#
- 1...Re7
- 2.Rf4#
- 1...Rg7
- 2.Rf4#
- 2.Re5#
- 1...Rh7
- 2.Bxh7#
- 2.Rf4#
- 1...Rf8
- 2.Bh7#
- 2.Rf4#
- 1...Be5
- 2.Rxe5#
- 1...Bf6
- 2.Sd6#
- 1...Bg7
- 2.Bh7#
- 1...Rf6
- Tries
- 1.Bxf7?
- threat
- 2.Bg6#
- 2.Rf4#
- 1...Be5
- 2.Rxe5#
- 1...Kxe4!
- threat
- 1.Bxf7?
- Keys
- 1.Qd1!
- 1...Kxe4
- 2.Sd6#
- 1...Be5
- 2.Rxe5#
- 1...Bf1
- 2.Qxg4#
- 1...Rf6
- 2.Rf4#
- 2.Re5#
- 1...Ra7
- 2.Rf4#
- 1...Rb7
- 2.Rf4#
- 1...Rc7
- 2.Rf4#
- 1...Rd7
- 2.Rf4#
- 1...Re7
- 2.Rf4#
- 1...Rg7
- 2.Rf4#
- 2.Re5#
- 1...Rh7
- 2.Bxh7#
- 2.Rf4#
- 1...Rf8
- 2.Bh7#
- 2.Rf4#
- 1...Bg2
- 2.Qxg4#
- 1...Bf6
- 2.Sd6#
- 1...Bg7
- 2.Bh7#
- 1...g3
- 2.Qf3#
- 1...Kxe4
- 1.Qd1!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 4
- REMOVED MATES = 0
- Sets
- R(e);::R1(E)
- B(f);N_GUARD::R1(E),XB(f)
- B(f);SBLOCK::S(H)
- B(f);S_CUTR(e)::B(I)
- Tries
- Try
- B(I);XR(e)
- Threat
- DUALS(2)
- Vars
- B(f);N_GUARD::R1(E),XB(f)
- Refutation
- K(d);S_FLIGHT,XR(E)
- Try
- Actual
- Q(A);
- Vars
- K(d);S_FLIGHT,XR(E)::S(H)
- B(f);N_GUARD::R1(E),XB(f)
- B(a);N_GUARD::QAB1(A),XP(c)
- R(e);::R1(E)
- B(f);SBLOCK::S(H)
- B(f);S_CUTR(e)::B(I)
- P(c);N_GUARD::QAR2(A)
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