MESON Chess Problem Database
Problem Display
PID: 21736 (3B2n1/Rb1P4/2k1K3/Ppp2N2/2n3p1/3R4/8/3B4 w - - 0 1)
Warton, Thomas Joseph
Western Daily Mercury, 1920
(First published on Fri Jun 11 1920)
#2
8 + 7
| 15239 | Valois Notebooks | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Ba6
- 2.Rc7#
- 1...Ba8
- 2.Rc7#
- 1...Bc8
- 2.Rc7#
- 2.dxc8Q#
- 2.dxc8R#
- 1...Sb2
- 2.Rd6#
- 1...Sd2
- 2.Rd6#
- 1...Sa3
- 2.Rd6#
- 1...Se3
- 2.Rd6#
- 1...Sxa5
- 2.Rd6#
- 1...Se5
- 2.Rd6#
- 1...Sb6
- 2.Rd6#
- 1...Sd6
- 2.Rxd6#
- 1...Sf6
- 2.Se7#
- 1...Sh6
- 2.Se7#
- 1...Se7
- 2.Sxe7#
- 1...g3
- 2.Bf3#
- 1...b4
- 2.Ba4#
- 1...Ba6
- Tries
- 1.Bc2?
- 1...Sxa5
- 2.Rd6#
- 1...b4
- 2.Ba4#
- 1...Sf6
- 2.Se7#
- 1...Ba6
- 2.Rc7#
- 1...Ba8
- 2.Rc7#
- 1...Bc8
- 2.Rc7#
- 2.dxc8Q#
- 2.dxc8R#
- 1...Sb2
- 2.Rd6#
- 1...Sd2
- 2.Rd6#
- 1...Sa3
- 2.Rd6#
- 1...Se3
- 2.Rd6#
- 1...Se5
- 2.Rd6#
- 1...Sb6
- 2.Rd6#
- 1...Sd6
- 2.Rxd6#
- 1...Sh6
- 2.Se7#
- 1...Se7
- 2.Sxe7#
- 1...g3!
- 1...Sxa5
- 1.Be2?
- 1...Sxa5
- 2.Rd6#
- 1...Sf6
- 2.Se7#
- 1...Ba6
- 2.Rc7#
- 1...Ba8
- 2.Rc7#
- 1...Bc8
- 2.Rc7#
- 2.dxc8Q#
- 2.dxc8R#
- 1...Sb2
- 2.Rd6#
- 1...Sd2
- 2.Rd6#
- 1...Sa3
- 2.Rd6#
- 1...Se3
- 2.Rd6#
- 1...Se5
- 2.Rd6#
- 1...Sb6
- 2.Rd6#
- 1...Sd6
- 2.Rxd6#
- 1...Sh6
- 2.Se7#
- 1...Se7
- 2.Sxe7#
- 1...g3
- 2.Bf3#
- 1...b4!
- 1...Sxa5
- 1.Bb3?
- 1...Sxa5
- 2.Bd5#
- 2.Rd6#
- 1...b4
- 2.Ba4#
- 1...Sf6
- 2.Se7#
- 1...Ba6
- 2.Rc7#
- 1...Ba8
- 2.Rc7#
- 1...Bc8
- 2.Rc7#
- 2.dxc8Q#
- 2.dxc8R#
- 1...Sb2
- 2.Bd5#
- 2.Rd6#
- 1...Sd2
- 2.Bd5#
- 2.Rd6#
- 1...Sa3
- 2.Bd5#
- 2.Rd6#
- 1...Se3
- 2.Rd6#
- 1...Se5
- 2.Bd5#
- 2.Rd6#
- 1...Sb6
- 2.Rd6#
- 1...Sd6
- 2.Bd5#
- 2.Rxd6#
- 1...Sh6
- 2.Se7#
- 1...Se7
- 2.Sxe7#
- 1...g3!
- 1...Sxa5
- 1.Bxg4?
- threat
- 2.Bf3#
- 1...Sf6
- 2.Se7#
- 1...Sd2
- 2.Rd6#
- 1...Se3
- 2.Rd6#
- 1...Se5
- 2.Rd6#
- 1...Sb6
- 2.Rd6#
- 1...Sd6
- 2.Rxd6#
- 1...Se7
- 2.Sxe7#
- 1...b4!
- threat
- 1.Bb6?
- threat
- 2.d8S#
- 1...Sxa5
- 2.Rd6#
- 1...b4
- 2.Ba4#
- 1...Bc8
- 2.Rc7#
- 2.dxc8Q#
- 2.dxc8R#
- 1...Sxb6!
- threat
- 1.Rd2?
- 1...Sxa5
- 2.Rd6#
- 1...b4
- 2.Ba4#
- 1...Sf6
- 2.Se7#
- 1...Ba6
- 2.Rc7#
- 1...Ba8
- 2.Rc7#
- 1...Bc8
- 2.Rc7#
- 2.dxc8Q#
- 2.dxc8R#
- 1...Sb2
- 2.Rd6#
- 1...Sa3
- 2.Rd6#
- 1...Se3
- 2.Rd6#
- 1...Se5
- 2.Rd6#
- 1...Sb6
- 2.Rd6#
- 1...Sd6
- 2.Rxd6#
- 1...Sh6
- 2.Se7#
- 1...Se7
- 2.Sxe7#
- 1...g3
- 2.Bf3#
- 1...Sxd2!
- 1...Sxa5
- 1.Rd4?
- 1...Sxa5
- 2.Rd6#
- 1...b4
- 2.Ba4#
- 1...Sf6
- 2.Se7#
- 1...Ba6
- 2.Rc7#
- 1...Ba8
- 2.Rc7#
- 1...Bc8
- 2.Rc7#
- 2.dxc8Q#
- 2.dxc8R#
- 1...Sb2
- 2.Rd6#
- 1...Sd2
- 2.Rd6#
- 1...Sa3
- 2.Rd6#
- 1...Se3
- 2.Rd6#
- 1...Se5
- 2.Rd6#
- 1...Sb6
- 2.Rd6#
- 1...Sd6
- 2.Rxd6#
- 1...Sh6
- 2.Se7#
- 1...Se7
- 2.Sxe7#
- 1...g3
- 2.Bf3#
- 1...cxd4!
- 1...Sxa5
- 1.Rd5?
- 1...Sxa5
- 2.Rd6#
- 1...b4
- 2.Ba4#
- 1...Sf6
- 2.Se7#
- 1...Ba6
- 2.Rc7#
- 1...Ba8
- 2.Rc7#
- 1...Bc8
- 2.Rc7#
- 2.dxc8Q#
- 2.dxc8R#
- 1...Sb2
- 2.Rd6#
- 1...Sd2
- 2.Rd6#
- 1...Sa3
- 2.Rd6#
- 1...Se3
- 2.Rd6#
- 1...Se5
- 2.Rd6#
- 1...Sb6
- 2.Rd6#
- 1...Sd6
- 2.Rxd6#
- 1...Sh6
- 2.Se7#
- 1...Se7
- 2.Sxe7#
- 1...g3!
- 1...Sxa5
- 1.Ra6+?
- 1...Sb6
- 2.Rd6#
- 2.Rxb6#
- 1...Bxa6!
- 1...Sb6
- 1.Bc2?
- Keys
- 1.Rc3!
- 1...Sxa5
- 2.Sd4#
- 1...b4
- 2.Ba4#
- 1...Sf6
- 2.Se7#
- 1...Ba6
- 2.Rc7#
- 1...Ba8
- 2.Rc7#
- 1...Bc8
- 2.Rc7#
- 2.dxc8Q#
- 2.dxc8R#
- 1...Sb2
- 2.Sd4#
- 1...Sd2
- 2.Sd4#
- 1...Sa3
- 2.Sd4#
- 1...Se3
- 2.Sd4#
- 1...Se5
- 2.Sd4#
- 1...Sb6
- 2.Sd4#
- 1...Sd6
- 2.Sd4#
- 1...Sh6
- 2.Se7#
- 1...Se7
- 2.Sxe7#
- 1...g3
- 2.Bf3#
- 1...Sxa5
- 1.Rc3!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 8
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- B(f);OGATE::R1(F)
- S(a);N_GUARD::R1(B)
- S(a);N_GUARD,XP(C)::R1(B)
- S(a);N_GUARD::R1(B),XS(a)
- S(g);N_GUARD::S(D)
- S(g);N_GUARD::S(D),XS(g)
- P(b);N_GUARD::B(A)
- P(c);OGATEB::B(A)
- Tries
- Try
- B(A);
- Vars
- S(a);N_GUARD,XP(C)::R1(B)
- P(c);OGATEB::B(A)
- S(g);N_GUARD::S(D)
- B(f);OGATE::R1(F)
- S(a);N_GUARD::R1(B)
- S(a);N_GUARD::R1(B),XS(a)
- S(g);N_GUARD::S(D),XS(g)
- Refutation
- P(b);
- Try
- B(A);
- Vars
- S(a);N_GUARD,XP(C)::R1(B)
- S(g);N_GUARD::S(D)
- B(f);OGATE::R1(F)
- S(a);N_GUARD::R1(B)
- S(a);N_GUARD::R1(B),XS(a)
- S(g);N_GUARD::S(D),XS(g)
- P(b);N_GUARD::B(A)
- Refutation
- P(c);
- Try
- B(A);
- Vars
- P(c);OGATEB::B(A)
- S(g);N_GUARD::S(D)
- B(f);OGATE::R1(F)
- S(a);N_GUARD::R1(B)
- S(g);N_GUARD::S(D),XS(g)
- Refutation
- P(b);
- Try
- B(A);XP(b)
- Threat
- B(A)
- Vars
- S(g);N_GUARD::S(D)
- S(a);N_GUARD::R1(B)
- S(a);N_GUARD::R1(B),XS(a)
- S(g);N_GUARD::S(D),XS(g)
- Refutation
- P(c);
- Try
- B(H);
- Threat
- P=S
- Vars
- S(a);N_GUARD,XP(C)::R1(B)
- P(c);OGATEB::B(A)
- Refutation
- S(a);XB(H)
- Try
- R(B);
- Vars
- S(a);N_GUARD,XP(C)::R1(B)
- P(c);OGATEB::B(A)
- S(g);N_GUARD::S(D)
- B(f);OGATE::R1(F)
- S(a);N_GUARD::R1(B)
- S(a);N_GUARD::R1(B),XS(a)
- S(g);N_GUARD::S(D),XS(g)
- P(b);N_GUARD::B(A)
- Refutation
- S(a);XR(B)
- Try
- R(B);
- Vars
- S(a);N_GUARD,XP(C)::R1(B)
- P(c);OGATEB::B(A)
- S(g);N_GUARD::S(D)
- B(f);OGATE::R1(F)
- S(a);N_GUARD::R1(B)
- S(a);N_GUARD::R1(B),XS(a)
- S(g);N_GUARD::S(D),XS(g)
- P(b);N_GUARD::B(A)
- Refutation
- P(d);XR(B)
- Try
- R(B);
- Vars
- S(a);N_GUARD,XP(C)::R1(B)
- P(c);OGATEB::B(A)
- S(g);N_GUARD::S(D)
- B(f);OGATE::R1(F)
- S(a);N_GUARD::R1(B)
- S(a);N_GUARD::R1(B),XS(a)
- S(g);N_GUARD::S(D),XS(g)
- Refutation
- P(b);
- Try
- R(F);CHECK
- Refutation
- B(f);XR(F)
- Try
- Actual
- R(B);
- Vars
- S(a);P_SPINP(d),XP(C)::S(D)
- P(c);OGATEB::B(A)
- S(g);N_GUARD::S(D)
- B(f);OGATE::R1(F)
- S(a);P_SPINP(d)::S(D)
- S(g);N_GUARD::S(D),XS(g)
- P(b);N_GUARD::B(A)
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