MESON Chess Problem Database
Problem Display
PID: 190901 (5r2/n3Np2/2pN4/1pK1kPB1/1R2p3/6n1/3P4/8 w - - 0 1)
Sero, ?
Western Daily Mercury, 1916
(First published on Fri Aug 25 1916)
#2
7 + 8
| 15239 | Valois Notebooks | 2019 |
SOLUTION
- SOUND
- Sets
- 1...Ra8
- 2.Sxf7#
- 1...Rb8
- 2.Sxf7#
- 1...Rc8
- 2.Sxf7#
- 1...Rd8
- 2.Sxf7#
- 1...Re8
- 2.Sxf7#
- 1...Rg8
- 2.Sxf7#
- 1...Rh8
- 2.Sxf7#
- 1...Sf1
- 2.Rxe4#
- 1...Sh1
- 2.Rxe4#
- 1...Se2
- 2.Rxe4#
- 1...Sxf5
- 2.Rxe4#
- 1...Sh5
- 2.Rxe4#
- 1...Sc8
- 2.Sxc6#
- 1...e3
- 2.d4#
- 1...f6
- 2.Sg6#
- 1...Ra8
- Tries
- 1.Sd5?
- threat
- 2.Bf4#
- 2.Bf6#
- 1...Sxf5
- 2.Rxe4#
- 1...Se2
- 2.Bf6#
- 2.Rxe4#
- 1...Sh5
- 2.Rxe4#
- 1...f6
- 2.Bf4#
- 1...cxd5!
- threat
- 1.Rc4?
- 1...Sxf5
- 2.Rxe4#
- 1...bxc4
- 2.Sxc4#
- 1...Ra8
- 2.Sxf7#
- 1...Rb8
- 2.Sxf7#
- 1...Rc8
- 2.Sxf7#
- 1...Rd8
- 2.Sxf7#
- 1...Re8
- 2.Sxf7#
- 1...Rg8
- 2.Sxf7#
- 1...Rh8
- 2.Sxf7#
- 1...Sf1
- 2.Rxe4#
- 1...Sh1
- 2.Rxe4#
- 1...Se2
- 2.Rxe4#
- 1...Sh5
- 2.Rxe4#
- 1...Sc8
- 2.Sxc6#
- 1...e3
- 2.d4#
- 1...f6
- 2.Sg6#
- 1...b4!
- 1...Sxf5
- 1.Rd4?
- 1...Sxf5
- 2.Rxe4#
- 1...Ra8
- 2.Sxf7#
- 1...Rb8
- 2.Sxf7#
- 1...Rc8
- 2.Sxf7#
- 1...Rd8
- 2.Sxf7#
- 1...Re8
- 2.Sxf7#
- 1...Rg8
- 2.Sxf7#
- 1...Rh8
- 2.Sxf7#
- 1...Sf1
- 2.Rxe4#
- 1...Sh1
- 2.Rxe4#
- 1...Se2
- 2.Rxe4#
- 1...Sh5
- 2.Rxe4#
- 1...Sc8
- 2.Sxc6#
- 1...b4
- 2.Sc4#
- 1...f6
- 2.Sg6#
- 1...e3!
- 1...Sxf5
- 1.d3?
- threat
- 2.d4#
- 1...Sxf5
- 2.Rxe4#
- 1...Se2
- 2.Rxe4#
- 1...exd3!
- threat
- 1.Sd5?
- Keys
- 1.Ra4!
- 1...Sxf5
- 2.Rxe4#
- 1...bxa4
- 2.Sc4#
- 1...Ra8
- 2.Sxf7#
- 1...Rb8
- 2.Sxf7#
- 1...Rc8
- 2.Sxf7#
- 1...Rd8
- 2.Sxf7#
- 1...Re8
- 2.Sxf7#
- 1...Rg8
- 2.Sxf7#
- 1...Rh8
- 2.Sxf7#
- 1...Sf1
- 2.Rxe4#
- 1...Sh1
- 2.Rxe4#
- 1...Se2
- 2.Rxe4#
- 1...Sh5
- 2.Rxe4#
- 1...Sc8
- 2.Sxc6#
- 1...e3
- 2.d4#
- 1...b4
- 2.Sc4#
- 1...f6
- 2.Sg6#
- 1...Sxf5
- 1.Ra4!
FEATURES
- Static
- TYPE = WAITER
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- R(h);N_GUARD::S(F),XP(g)
- S(a);N_GUARD::R1(B),XP(b)
- S(a);N_GUARD,XP(D)::R1(B),XP(b)
- S(f);N_GUARD::S(G),XP(e)
- P(b);N_GUARD::P(A)
- P(g);N_GUARD::S(G)
- Tries
- Try
- S(G);
- Threat
- DUALS(2)
- Vars
- S(a);N_GUARD,XP(D)::R1(B),XP(b)
- S(a);N_GUARD::R1(B),XP(b)
- P(g);::B(E)
- Refutation
- P(e);XS(G)
- Try
- R(B);
- Vars
- S(a);N_GUARD,XP(D)::R1(B),XP(b)
- P(c);XR(B)::S(F),XP(c)
- R(h);N_GUARD::S(F),XP(g)
- S(a);N_GUARD::R1(B),XP(b)
- S(f);N_GUARD::S(G),XP(e)
- P(b);N_GUARD::P(A)
- P(g);N_GUARD::S(G)
- Refutation
- P(c);
- Try
- R(B);
- Vars
- S(a);N_GUARD,XP(D)::R1(B),XP(b)
- R(h);N_GUARD::S(F),XP(g)
- S(a);N_GUARD::R1(B),XP(b)
- S(f);N_GUARD::S(G),XP(e)
- P(c);N_GUARD::S(F)
- P(g);N_GUARD::S(G)
- Refutation
- P(b);
- Try
- P(A);
- Threat
- P(A)
- Vars
- S(a);N_GUARD,XP(D)::R1(B),XP(b)
- S(a);N_GUARD::R1(B),XP(b)
- Refutation
- P(b);XP(A)
- Try
- Actual
- R(B);
- Vars
- S(a);N_GUARD,XP(D)::R1(B),XP(b)
- P(c);N_GUARD,XR(B)::S(F)
- R(h);N_GUARD::S(F),XP(g)
- S(a);N_GUARD::R1(B),XP(b)
- S(f);N_GUARD::S(G),XP(e)
- P(b);N_GUARD::P(A)
- P(c);N_GUARD::S(F)
- P(g);N_GUARD::S(G)
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