MESON Chess Problem Database
Problem Display
PID: 252600 (1KN5/2p1r3/2k2PpR/3R4/n7/1pNp1Q2/r7/2n4B w - - 0 1)
Mackenzie, Arthur Ford
Manchester Weekly Times, 1890
(First published on Sat Mar 1 1890)
#2
8 + 9
| 15239 | Valois Notebooks | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Sc5
- 2.Rd6#
- 1...Sb6
- 2.Sxe7#
- 1...g5
- 2.fxe7#
- 1...Sc5
- Tries
- 1.Sb5?
- threat
- 2.Sd4#
- 2.Sba7#
- 1...Sc5
- 2.Sd4#
- 1...Se2
- 2.Sba7#
- 1...Sb2
- 2.Sd4#
- 1...Sc3
- 2.Sd4#
- 1...Sb6
- 2.Sd4#
- 2.Sxe7#
- 1...Re4!
- threat
- 1.Rd4+?
- 1...Kc5
- 2.Qd5#
- 1...Re4!
- 1...Kc5
- 1.Qxd3?
- threat
- 2.Qb5#
- 1...Sxc3
- 2.Qc4#
- 2.Qxc3#
- 1...Sxd3!
- threat
- 1.Qe3?
- threat
- 2.Sa7#
- 2.Sxe7#
- 2.Rd6#
- 1...Sxc3
- 2.Sxe7#
- 2.Qc5#
- 1...Re4
- 2.Sa7#
- 1...Rg2
- 2.Sa7#
- 2.Sxe7#
- 1...Re5
- 2.Sa7#
- 2.Rd6#
- 1...Re6
- 2.Sa7#
- 2.Rd6#
- 2.Qxe6#
- 1...Rd7
- 2.Sa7#
- 2.Rc5#
- 2.Rd6#
- 1...Rf7
- 2.Sa7#
- 2.Rd6#
- 2.Qe6#
- 1...Rg7
- 2.Sa7#
- 2.Rd6#
- 2.Qe6#
- 1...Rh7
- 2.Sa7#
- 2.Rd6#
- 2.Qe6#
- 1...Re8
- 2.Rd6#
- 2.Qxe8#
- 1...Sb2
- 2.Sxe7#
- 2.Rd6#
- 2.Qc5#
- 1...Sc5
- 2.Rd6#
- 2.Qxc5#
- 1...Sb6
- 2.Sxe7#
- 2.Rd6#
- 2.Qc5#
- 1...Rxe3!
- threat
- 1.Qf5?
- threat
- 2.Rc5#
- 2.Rd6#
- 1...gxf5
- 2.fxe7#
- 1...Re4
- 2.Qd7#
- 1...Re5
- 2.Qd7#
- 1...Re6
- 2.Rd6#
- 2.Qxe6#
- 1...Sc5
- 2.Rxc5#
- 2.Rd6#
- 1...Rg2!
- threat
- 1.fxe7?
- threat
- 2.Rxg6#
- 2.Qf6#
- 2.e8Q#
- 2.e8B#
- 1...Sxc3
- 2.Rxg6#
- 2.Qf6#
- 2.e8Q#
- 2.e8B#
- 1...Ra1
- 2.Rxg6#
- 2.Qf6#
- 2.e8Q#
- 2.e8B#
- 1...Rb2
- 2.Rxg6#
- 2.Qf6#
- 2.e8Q#
- 2.e8B#
- 1...Rc2
- 2.Rxg6#
- 2.Qf6#
- 2.e8Q#
- 2.e8B#
- 1...Rd2
- 2.Rxg6#
- 2.Qf6#
- 2.e8Q#
- 2.e8B#
- 1...Rf2
- 2.Rxg6#
- 2.e8Q#
- 2.e8B#
- 1...Rg2
- 2.Qf6#
- 2.e8Q#
- 2.e8B#
- 1...Rh2
- 2.Rxg6#
- 2.Qf6#
- 2.e8Q#
- 2.e8B#
- 1...Ra3
- 2.Rxg6#
- 2.Qf6#
- 2.e8Q#
- 2.e8B#
- 1...Se2
- 2.Rxg6#
- 2.Qf6#
- 2.e8Q#
- 2.e8B#
- 1...Sb2
- 2.Rxg6#
- 2.Qf6#
- 2.e8Q#
- 2.e8B#
- 1...Sc5
- 2.Rd6#
- 1...Sb6
- 2.Rxg6#
- 2.Qf6#
- 1...b2
- 2.Rxg6#
- 2.Qf6#
- 2.e8Q#
- 2.e8B#
- 1...d2
- 2.Rxg6#
- 2.Qf6#
- 2.e8Q#
- 2.e8B#
- 1...Re2!
- threat
- 1.Sb5?
- Keys
- 1.Qg4!
- 1...Sxc3
- 2.Qc4#
- 1...Re4
- 2.Qd7#
- 1...Ra1
- 2.Re5#
- 1...Rb2
- 2.Qxa4#
- 1...Rc2
- 2.Qxa4#
- 1...Rd2
- 2.Qxa4#
- 1...Rae2
- 2.Qxa4#
- 1...Rf2
- 2.Qxa4#
- 1...Rg2
- 2.Qxa4#
- 1...Rh2
- 2.Qxa4#
- 1...Ra3
- 2.Re5#
- 1...Re1
- 2.Qd7#
- 1...Ree2
- 2.Qd7#
- 1...Re3
- 2.Qd7#
- 1...Re5
- 2.Qd7#
- 1...Re6
- 2.Qxe6#
- 1...Rd7
- 2.Qxd7#
- 1...Rf7
- 2.Qe6#
- 1...Rg7
- 2.Qe6#
- 1...Rh7
- 2.Qe6#
- 1...Re8
- 2.Qd7#
- 1...Se2
- 2.Re5#
- 1...Sb2
- 2.Re5#
- 1...Sc5
- 2.Rd6#
- 1...Sb6
- 2.Sxe7#
- 1...b2
- 2.Re5#
- 1...d2
- 2.Re5#
- 1...g5
- 2.fxe7#
- 1...Sxc3
- 1.Qg4!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 25
- REMOVED MATES = 0
- Sets
- S(e);SBLOCK::QAB(C)+R(D),DCHECK
- S(e);SBLOCK::S(H),XR(i)
- P(g);::R(F)+P(E),XR(i)
- Tries
- Try
- S(B);
- Threat
- DUALS(2)
- Vars
- S(e);::S(B)
- S(a);::S(B)
- Refutation
- R(i);
- Try
- R(D);CHECK
- Vars
- K(f);P-FLIGHT::QAR1(C)
- Refutation
- R(i);P_SPINR(i)
- Try
- Q(C);XP(d)
- Threat
- QAB1(C)
- Refutation
- S(a);XQ(C)
- Try
- Q(C);
- Threat
- DUALS(3)
- Vars
- R(i);::S(H)
- Refutation
- R(i);XQ(C)
- Try
- Q(C);
- Threat
- DUALS(2)
- Vars
- P(g);XQ(C)::R(F)+P(E),XR(i)
- R(i);N_GUARD::QAB1(C)
- Refutation
- R(b);
- Try
- P(E);P_PINP(g),XR(i)
- Threat
- DUALS(4)
- Vars
- S(e);SBLOCK::QAB(C)+R(D),DCHECK
- Refutation
- R(b);
- Try
- Actual
- Q(C);
- Vars
- S(e);N_GUARD,XS(B)::QAR2(C)
- R(i);N_GUARD::QAB1(C)
- R(b);N_GUARD::B(A)+R(D)
- R(b);N_GUARD::QAB(C),XS(e)
- R(i);N_GUARD::QAR2(C),XR(i)
- R(i);N_GUARD::QAB1(C),XR(i)
- R(i);N_GUARD::QAR2(C)
- R(i);N_GUARD,P_PINS(H)::QAB1(C)
- S(a);S_CUTR(b)::B(A)+R(D)
- S(e);S_CUTR(b)::B(A)+R(D)
- S(e);SBLOCK::B(A)+R(D),DCHECK
- S(e);SBLOCK::S(H),XR(i)
- P(c);S_CUTR(b)::B(A)+R(D)
- P(d);S_CUTR(b)::B(A)+R(D)
- P(g);::R(F)+P(E),XR(i)
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