MESON Chess Problem Database
Problem Display
PID: 154831 (1nK2nB1/4N2p/6bR/1Rp1p3/3kPN1B/1Pp1p3/2P3Q1/4r3 w - - 0 1)
Jackson, Harry S
Leeds Mercury Weekly Supplement, 1879
(First published on Thu Sep 18 1879)
#2
11 + 10
| 15239 | Valois Notebooks | 2015 |
SOLUTION
- SOUND
- Sets
- 1...Ra1
- 2.Se2#
- 1...Rb1
- 2.Se2#
- 1...Rc1
- 2.Se2#
- 1...Rd1
- 2.Se2#
- 1...Rf1
- 2.Se2#
- 1...Rg1
- 2.Se2#
- 1...Rh1
- 2.Se2#
- 1...Re2
- 2.Sxe2#
- 1...Bf5+
- 2.Sxf5#
- 1...Bh5
- 2.Sf5#
- 2.Rd6#
- 1...Bf7
- 2.Sf5#
- 1...Be8
- 2.Sf5#
- 2.Rd6#
- 1...Sa6
- 2.Sc6#
- 1...Sc6
- 2.Sxc6#
- 1...Sbd7
- 2.Sc6#
- 1...Se6
- 2.Sxe6#
- 1...Sfd7
- 2.Se6#
- 1...e2
- 2.Bf2#
- 1...c4
- 2.Rd5#
- 1...exf4
- 2.Bf6#
- 1...Ra1
- Tries
- 1.Kb7?
- 1...exf4
- 2.Bf6#
- 1...e2
- 2.Bf2#
- 1...Ra1
- 2.Se2#
- 1...Rb1
- 2.Se2#
- 1...Rc1
- 2.Se2#
- 1...Rd1
- 2.Se2#
- 1...Rf1
- 2.Se2#
- 1...Rg1
- 2.Se2#
- 1...Rh1
- 2.Se2#
- 1...Re2
- 2.Sxe2#
- 1...Bf5
- 2.Sxf5#
- 2.Rd6#
- 1...Bh5
- 2.Sf5#
- 2.Rd6#
- 1...Bf7
- 2.Sf5#
- 1...Be8
- 2.Sf5#
- 2.Rd6#
- 1...Sa6
- 2.Sc6#
- 1...Sc6
- 2.Sxc6#
- 1...Sbd7
- 2.Sc6#
- 1...Se6
- 2.Sxe6#
- 1...Sfd7
- 2.Se6#
- 1...c4
- 2.Rd5#
- 1...Bxe4+!
- 1...exf4
- 1.Kd8?
- 1...Sc6+
- 2.Sxc6#
- 1...Se6+
- 2.Sxe6#
- 1...exf4
- 2.Bf6#
- 1...e2
- 2.Bf2#
- 1...Ra1
- 2.Se2#
- 1...Rb1
- 2.Se2#
- 1...Rc1
- 2.Se2#
- 1...Rd1
- 2.Se2#
- 1...Rf1
- 2.Se2#
- 1...Rg1
- 2.Se2#
- 1...Rh1
- 2.Se2#
- 1...Re2
- 2.Sxe2#
- 1...Bf5
- 2.Sxf5#
- 2.Rd6#
- 1...Bh5
- 2.Sf5#
- 2.Rd6#
- 1...Bf7
- 2.Sf5#
- 1...Be8
- 2.Sf5#
- 2.Rd6#
- 1...Sa6
- 2.Sc6#
- 1...Sbd7
- 2.Sc6#
- 1...Sfd7
- 2.Se6#
- 1...c4
- 2.Rd5#
- 1...Bxe4!
- 1...Sc6+
- 1.Bxe1?
- threat
- 2.Se2#
- 1...Bf5+
- 2.Sxf5#
- 1...e2
- 2.Bf2#
- 1...Bh5
- 2.Sf5#
- 2.Rd6#
- 1...exf4!
- threat
- 1.Bc4?
- 1...Bf5+
- 2.Sxf5#
- 1...exf4
- 2.Bf6#
- 1...e2
- 2.Bf2#
- 1...Ra1
- 2.Se2#
- 1...Rb1
- 2.Se2#
- 1...Rc1
- 2.Se2#
- 1...Rd1
- 2.Se2#
- 1...Rf1
- 2.Se2#
- 1...Rg1
- 2.Se2#
- 1...Rh1
- 2.Se2#
- 1...Re2
- 2.Sxe2#
- 1...Bh5
- 2.Sf5#
- 2.Rd6#
- 1...Bf7
- 2.Sf5#
- 1...Be8
- 2.Sf5#
- 2.Rd6#
- 1...Sa6
- 2.Sc6#
- 1...Sc6
- 2.Sxc6#
- 1...Sbd7
- 2.Sc6#
- 1...Se6
- 2.Sxe6#
- 1...Sfd7
- 2.Se6#
- 1...Bxe4!
- 1...Bf5+
- 1.Bd5?
- 1...Bf5+
- 2.Sxf5#
- 1...Bxe4
- 2.Qxe4#
- 1...exf4
- 2.Bf6#
- 1...e2
- 2.Bf2#
- 2.Qf2#
- 1...Ra1
- 2.Se2#
- 1...Rb1
- 2.Se2#
- 1...Rc1
- 2.Se2#
- 1...Rd1
- 2.Se2#
- 1...Rf1
- 2.Se2#
- 1...Rg1
- 2.Se2#
- 1...Rh1
- 2.Se2#
- 1...Re2
- 2.Sxe2#
- 1...Bh5
- 2.Sf5#
- 1...Bf7
- 2.Sf5#
- 1...Be8
- 2.Sf5#
- 1...Sa6
- 2.Sc6#
- 1...Sc6
- 2.Sxc6#
- 1...Sbd7
- 2.Sc6#
- 1...Se6
- 2.Sxe6#
- 1...Sfd7
- 2.Se6#
- 1...c4!
- 1...Bf5+
- 1.Bf7?
- 1...Bf5+
- 2.Sxf5#
- 1...Bxf7
- 2.Sf5#
- 1...exf4
- 2.Bf6#
- 1...e2
- 2.Bf2#
- 1...Ra1
- 2.Se2#
- 1...Rb1
- 2.Se2#
- 1...Rc1
- 2.Se2#
- 1...Rd1
- 2.Se2#
- 1...Rf1
- 2.Se2#
- 1...Rg1
- 2.Se2#
- 1...Rh1
- 2.Se2#
- 1...Re2
- 2.Sxe2#
- 1...Bh5
- 2.Sf5#
- 2.Rd6#
- 1...Sa6
- 2.Sc6#
- 1...Sc6
- 2.Sxc6#
- 1...Sbd7
- 2.Sc6#
- 1...Se6
- 2.Sxe6#
- 1...Sfd7
- 2.Se6#
- 1...c4
- 2.Rd5#
- 1...Bxe4!
- 1...Bf5+
- 1.Rb4+?
- 1...c4
- 2.Rxc4#
- 1...cxb4!
- 1...c4
- 1.Ra5?
- 1...Bf5+
- 2.Sxf5#
- 1...exf4
- 2.Bf6#
- 1...e2
- 2.Bf2#
- 1...Ra1
- 2.Se2#
- 1...Rb1
- 2.Se2#
- 1...Rc1
- 2.Se2#
- 1...Rd1
- 2.Se2#
- 1...Rf1
- 2.Se2#
- 1...Rg1
- 2.Se2#
- 1...Rh1
- 2.Se2#
- 1...Re2
- 2.Sxe2#
- 1...Bh5
- 2.Sf5#
- 2.Rd6#
- 1...Bf7
- 2.Sf5#
- 1...Be8
- 2.Sf5#
- 2.Rd6#
- 1...Sa6
- 2.Sc6#
- 1...Sc6
- 2.Sxc6#
- 1...Sbd7
- 2.Sc6#
- 1...Se6
- 2.Sxe6#
- 1...Sfd7
- 2.Se6#
- 1...c4
- 2.Rd5#
- 1...Bxe4!
- 1...Bf5+
- 1.Rxg6?
- threat
- 2.Sf5#
- 2.Rd6#
- 1...Sxg6
- 2.Se6#
- 2.Sf5#
- 1...exf4
- 2.Bf6#
- 1...e2
- 2.Sf5#
- 2.Bf2#
- 1...Se6
- 2.Sxe6#
- 2.Sf5#
- 1...hxg6!
- threat
- 1.Qf3?
- 1...Bf5+
- 2.Sxf5#
- 1...exf4
- 2.Bf6#
- 1...Ra1
- 2.Se2#
- 1...Rb1
- 2.Se2#
- 1...Rc1
- 2.Se2#
- 1...Rd1
- 2.Se2#
- 1...Rf1
- 2.Se2#
- 1...Rg1
- 2.Se2#
- 1...Rh1
- 2.Se2#
- 1...Re2
- 2.Sxe2#
- 1...Bh5
- 2.Sf5#
- 2.Rd6#
- 1...Bf7
- 2.Sf5#
- 1...Be8
- 2.Sf5#
- 2.Rd6#
- 1...Sa6
- 2.Sc6#
- 1...Sc6
- 2.Sxc6#
- 1...Sbd7
- 2.Sc6#
- 1...Se6
- 2.Sxe6#
- 1...Sfd7
- 2.Se6#
- 1...e2
- 2.Bf2#
- 2.Qd3#
- 1...c4
- 2.Rd5#
- 1...Bxe4!
- 1...Bf5+
- 1.Kb7?
- Keys
- 1.Bxh7!
- 1...Bf5+
- 2.Sxf5#
- 1...Bxe4
- 2.Qxe4#
- 1...Bxh7
- 2.Rd6#
- 1...Sxh7
- 2.Se6#
- 1...exf4
- 2.Bf6#
- 1...e2
- 2.Bf2#
- 1...Ra1
- 2.Se2#
- 1...Rb1
- 2.Se2#
- 1...Rc1
- 2.Se2#
- 1...Rd1
- 2.Se2#
- 1...Rf1
- 2.Se2#
- 1...Rg1
- 2.Se2#
- 1...Rh1
- 2.Se2#
- 1...Re2
- 2.Sxe2#
- 1...Bh5
- 2.Sf5#
- 2.Rd6#
- 1...Bf7
- 2.Sf5#
- 1...Be8
- 2.Sf5#
- 2.Rd6#
- 1...Sa6
- 2.Sc6#
- 1...Sc6
- 2.Sxc6#
- 1...Sbd7
- 2.Sc6#
- 1...Se6
- 2.Sxe6#
- 1...Sfd7
- 2.Se6#
- 1...c4
- 2.Rd5#
- 1...Bf5+
- 1.Bxh7!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 0
- Sets
- R(a);N_GUARD::S(E)
- R(a);N_GUARD::S(E),XR(a)
- B(g);CHECK,N_GUARD::S(I),XB(g)
- B(g);N_GUARD::S(I)
- S(i);N_GUARD::S(I)
- S(i);N_GUARD::S(I),XS(i)
- S(j);N_GUARD::S(E),XS(j)
- S(j);N_GUARD::S(E)
- P(c);OGATEB::B(F)
- P(e);OGATE::R1(G)
- P(f);OGATEB,XS(E)::B(F)
- Tries
- Try
- K(J);S_FLIGHT
- Vars
- P(f);OGATEB,XS(E)::B(F)
- P(c);OGATEB::B(F)
- R(a);N_GUARD::S(E)
- R(a);N_GUARD::S(E),XR(a)
- B(g);N_GUARD::S(I)
- S(i);N_GUARD::S(I)
- S(i);N_GUARD::S(I),XS(i)
- S(j);N_GUARD::S(E),XS(j)
- S(j);N_GUARD::S(E)
- P(e);OGATE::R1(G)
- Refutation
- B(g);CHECK,XP(D)
- Try
- K(J);P-FLIGHT
- Vars
- S(i);CHECK,N_GUARD::S(I),XS(i)
- S(j);CHECK,N_GUARD::S(E),XS(j)
- P(f);OGATEB,XS(E)::B(F)
- P(c);OGATEB::B(F)
- R(a);N_GUARD::S(E)
- R(a);N_GUARD::S(E),XR(a)
- B(g);N_GUARD::S(I)
- S(i);N_GUARD::S(I)
- S(j);N_GUARD::S(E)
- P(e);OGATE::R1(G)
- Refutation
- B(g);XP(D)
- Try
- B(F);XR(a)
- Threat
- S(E)
- Vars
- B(g);CHECK,N_GUARD::S(I),XB(g)
- P(c);OGATEB::B(F)
- Refutation
- P(f);XS(E)
- Try
- B(K);
- Vars
- B(g);CHECK,N_GUARD::S(I),XB(g)
- P(f);OGATEB,XS(E)::B(F)
- P(c);OGATEB::B(F)
- R(a);N_GUARD::S(E)
- R(a);N_GUARD::S(E),XR(a)
- B(g);N_GUARD::S(I)
- S(i);N_GUARD::S(I)
- S(i);N_GUARD::S(I),XS(i)
- S(j);N_GUARD::S(E),XS(j)
- S(j);N_GUARD::S(E)
- Refutation
- B(g);XP(D)
- Try
- B(K);
- Vars
- B(g);CHECK,N_GUARD::S(I),XB(g)
- B(g);OGATE,XP(D)::QAR1(B),XB(g)
- P(f);OGATEB,XS(E)::B(F)
- R(a);N_GUARD::S(E)
- R(a);N_GUARD::S(E),XR(a)
- B(g);N_GUARD::S(I)
- S(i);N_GUARD::S(I)
- S(i);N_GUARD::S(I),XS(i)
- S(j);N_GUARD::S(E),XS(j)
- S(j);N_GUARD::S(E)
- Refutation
- P(e);
- Try
- B(K);
- Vars
- B(g);CHECK,N_GUARD::S(I),XB(g)
- B(g);N_GUARD,XB(K)::S(I)
- P(f);OGATEB,XS(E)::B(F)
- P(c);OGATEB::B(F)
- R(a);N_GUARD::S(E)
- R(a);N_GUARD::S(E),XR(a)
- S(i);N_GUARD::S(I)
- S(i);N_GUARD::S(I),XS(i)
- S(j);N_GUARD::S(E),XS(j)
- S(j);N_GUARD::S(E)
- P(e);OGATE::R1(G)
- Refutation
- B(g);XP(D)
- Try
- R(G);CHECK
- Vars
- P(e);P_SPINP(e)::R1(G),XP(e)
- Refutation
- P(e);XR(G)
- Try
- R(G);
- Vars
- B(g);CHECK,N_GUARD::S(I),XB(g)
- P(f);OGATEB,XS(E)::B(F)
- P(c);OGATEB::B(F)
- R(a);N_GUARD::S(E)
- R(a);N_GUARD::S(E),XR(a)
- B(g);N_GUARD::S(I)
- S(i);N_GUARD::S(I)
- S(i);N_GUARD::S(I),XS(i)
- S(j);N_GUARD::S(E),XS(j)
- S(j);N_GUARD::S(E)
- P(e);OGATE::R1(G)
- Refutation
- B(g);XP(D)
- Try
- R(H);XB(g)
- Threat
- DUALS(2)
- Vars
- P(f);OGATEB,XS(E)::B(F)
- Refutation
- P(h);XR(H)
- Try
- Q(B);
- Vars
- B(g);CHECK,N_GUARD::S(I),XB(g)
- P(f);OGATEB,XS(E)::B(F)
- R(a);N_GUARD::S(E)
- R(a);N_GUARD::S(E),XR(a)
- B(g);N_GUARD::S(I)
- S(i);N_GUARD::S(I)
- S(i);N_GUARD::S(I),XS(i)
- S(j);N_GUARD::S(E),XS(j)
- S(j);N_GUARD::S(E)
- P(e);OGATE::R1(G)
- Refutation
- B(g);XP(D)
- Try
- Actual
- B(K);XP(h)
- Vars
- B(g);CHECK,N_GUARD::S(I),XB(g)
- B(g);OGATE,XP(D)::QAR1(B),XB(g)
- B(g);OGATE,XB(K)::R(H)
- S(j);N_GUARD,XB(K)::S(E)
- P(f);OGATEB,XS(E)::B(F)
- P(c);OGATEB::B(F)
- R(a);N_GUARD::S(E)
- R(a);N_GUARD::S(E),XR(a)
- B(g);N_GUARD::S(I)
- S(i);N_GUARD::S(I)
- S(i);N_GUARD::S(I),XS(i)
- S(j);N_GUARD::S(E),XS(j)
- S(j);N_GUARD::S(E)
- P(e);OGATE::R1(G)
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