MESON Chess Problem Database
Problem Display
PID: 2132 (n7/2r5/1r4R1/4n3/2R1Q1P1/3P1pK1/4N3/7k w - - 0 1)
Brown, Theodore Morris
HM., Lebanon Herald, 1875-1877
#2
7 + 6
| 135 | The Westminster Papers | 1878 |
| 5454 | Near Snap | 2014 |
SOLUTION
- SOUND
- Sets
- 1...Rb1
- 2.Rh6#
- 1...Rb2
- 2.Rh6#
- 1...Rb3
- 2.Rh6#
- 1...Rb4
- 2.Rh6#
- 1...Rb5
- 2.Rh6#
- 1...Rbb7
- 2.Rh6#
- 1...Rb8
- 2.Rh6#
- 1...Ra7
- 2.Rc1#
- 1...Rcb7
- 2.Rc1#
- 1...Rd7
- 2.Rc1#
- 1...Re7
- 2.Rc1#
- 1...Rf7
- 2.Rc1#
- 1...Rg7
- 2.Rc1#
- 1...Rh7
- 2.Rc1#
- 1...Sxd3
- 2.Qxf3#
- 1...Sxc4
- 2.Qxf3#
- 1...Sxg4
- 2.Qxf3#
- 1...Sc6
- 2.Rc1#
- 2.Rh6#
- 2.Qxf3#
- 1...Sxg6
- 2.Qxf3#
- 1...Sd7
- 2.Qxf3#
- 1...Sf7
- 2.Qxf3#
- 1...Rb1
- Tries
- 1.Sc1?
- threat
- 2.Qe1#
- 1...Kg1
- 2.Qe1#
- 1...Sxd3!
- threat
- 1.Rxc7?
- threat
- 2.Rc1#
- 2.Rh7#
- 1...Rxg6
- 2.Rc1#
- 1...Sxd3
- 2.Rh7#
- 2.Qxf3#
- 1...Sxg4
- 2.Rc1#
- 2.Qxf3#
- 1...Sxg6
- 2.Rc1#
- 2.Qxf3#
- 1...Rb1
- 2.Rh6#
- 2.Rh7#
- 1...Rc6
- 2.Rh7#
- 1...Rb7
- 2.Rh6#
- 2.Rc1#
- 1...Sc4
- 2.Rh7#
- 2.Qxf3#
- 1...Sc6
- 2.Rh6#
- 2.Rh7#
- 2.Qxf3#
- 1...Sd7
- 2.Rc1#
- 2.Qxf3#
- 1...Sf7
- 2.Rc1#
- 2.Qxf3#
- 1...Sxc7!
- threat
- 1.Rg5?
- threat
- 2.Rh5#
- 1...Sxg4
- 2.Qxf3#
- 1...Rh7
- 2.Rc1#
- 1...Sg6
- 2.Qxf3#
- 1...Rh6!
- threat
- 1.Rxb6?
- threat
- 2.Rb1#
- 2.Rh6#
- 1...Rxc4
- 2.Rh6#
- 2.Qh7#
- 1...Sxd3
- 2.Rh6#
- 2.Qxf3#
- 1...Sxg4
- 2.Rb1#
- 2.Qxf3#
- 1...Rc6
- 2.Rb1#
- 1...Rb7
- 2.Rc1#
- 2.Rh6#
- 1...Rh7
- 2.Rc1#
- 2.Rb1#
- 2.Qxh7#
- 1...Sc6
- 2.Rc1#
- 2.Rb1#
- 2.Qxf3#
- 1...Sg6
- 2.Rb1#
- 2.Qxf3#
- 1...Sf7
- 2.Rb1#
- 2.Qxf3#
- 1...Sxb6!
- threat
- 1.Qf5?
- threat
- 2.Qh5#
- 1...Sxg4
- 2.Qxf3#
- 1...Sxg6
- 2.Qxf3#
- 1...Rh7
- 2.Rc1#
- 1...fxe2!
- threat
- 1.Qe3?
- threat
- 2.Qc1#
- 2.Qg1#
- 2.Qh6#
- 1...Rxg6
- 2.Qc1#
- 2.Qg1#
- 1...Rxc4
- 2.Qg1#
- 2.Qh6#
- 1...Sxd3
- 2.Qg1#
- 2.Qh6#
- 2.Qxf3#
- 1...Sxg4
- 2.Qc1#
- 2.Qg1#
- 2.Qxf3#
- 1...Sxg6
- 2.Qc1#
- 2.Qg1#
- 2.Qxf3#
- 1...Rb1
- 2.Rh6#
- 2.Qh6#
- 1...Rh7
- 2.Rc1#
- 2.Qc1#
- 2.Qg1#
- 1...Sf7
- 2.Qc1#
- 2.Qg1#
- 2.Qxf3#
- 1...f2
- 2.Qh6#
- 1...fxe2!
- threat
- 1.Qf4?
- threat
- 2.Qc1#
- 2.Qh6#
- 1...Rxg6
- 2.Qc1#
- 1...Rxc4
- 2.Qh6#
- 1...Sxd3
- 2.Qh6#
- 2.Qxf3#
- 1...Sxg4
- 2.Qc1#
- 2.Qxf3#
- 1...Sxg6
- 2.Qc1#
- 2.Qxf3#
- 1...Rb1
- 2.Rh6#
- 2.Qh6#
- 1...Rh7
- 2.Rc1#
- 2.Qc1#
- 1...Sf7
- 2.Qc1#
- 2.Qxf3#
- 1...f2
- 2.Qh6#
- 1...fxe2!
- threat
- 1.g5?
- threat
- 2.Qh4#
- 1...Sxg6
- 2.Qxf3#
- 1...Rh7
- 2.Rc1#
- 1...Sg4
- 2.Qxf3#
- 1...Rxc4!
- threat
- 1.Sc1?
- Keys
- 1.Qb7!
- 1...Rxg6
- 2.Qb1#
- 1...Rbxb7
- 2.Rh6#
- 1...Rxc4
- 2.Qh7#
- 1...Rcxb7
- 2.Rc1#
- 1...Sxd3
- 2.Qxf3#
- 1...Sxc4
- 2.Qxf3#
- 1...Sxg4
- 2.Qxf3#
- 1...Sxg6
- 2.Qxf3#
- 1...Ra6
- 2.Qb1#
- 1...Rb1
- 2.Rh6#
- 2.Qxb1#
- 1...Rb2
- 2.Rh6#
- 1...Rb3
- 2.Rh6#
- 1...Rb4
- 2.Rh6#
- 1...Rb5
- 2.Rh6#
- 1...Rbc6
- 2.Qb1#
- 1...Rd6
- 2.Qb1#
- 1...Re6
- 2.Qb1#
- 1...Rf6
- 2.Qb1#
- 1...Rc5
- 2.Qh7#
- 1...Rcc6
- 2.Qh7#
- 1...Rd7
- 2.Rc1#
- 1...Re7
- 2.Rc1#
- 1...Rf7
- 2.Rc1#
- 1...Rg7
- 2.Rc1#
- 1...Rh7
- 2.Rc1#
- 2.Qxh7#
- 1...Rc8
- 2.Qh7#
- 1...Sc6
- 2.Rc1#
- 2.Rh6#
- 1...Sd7
- 2.Qxf3#
- 1...Sf7
- 2.Qxf3#
- 1...Rxg6
- 1.Qb7!
This anticipates 150854(1879)
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 10
- REMOVED MATES = 4
- Sets
- R(d);N_GUARD::R(G)
- R(e);N_GUARD::R(D)
- S(c);N_GUARD,XP(B)::QAB(E),XP(b)
- S(c);N_GUARD,XR(D)::QAB(E),XP(b)
- S(c);N_GUARD,XP(F)::QAB(E),XP(b)
- S(c);N_GUARD,XR(G)::QAB(E),XP(b)
- S(c);N_GUARD::QAB(E),XP(b)
- Tries
- Try
- S(A);
- Threat
- QAR(E)
- Vars
- K(a);N_SPINP(b),P-FLIGHT::QAR2(E)
- Refutation
- S(c);XP(B)
- Try
- R(D);XR(e)
- Threat
- DUALS(2)
- Vars
- R(d);P_PINP(F),XR(G)::R(D)
- R(d);::R(D)
- Refutation
- S(f);XR(D)
- Try
- R(G);
- Threat
- R(G)
- Vars
- S(c);N_GUARD,XP(F)::QAB(E),XP(b)
- R(e);N_GUARD::R(D)
- S(c);N_GUARD::QAB(E),XP(b)
- Refutation
- R(d);
- Try
- R(G);XR(d)
- Threat
- DUALS(2)
- Vars
- R(e);::R(G)
- Refutation
- S(f);XR(G)
- Try
- Q(E);N_PINP(b)
- Threat
- QAR(E)
- Vars
- S(c);N_GUARD,XP(F)::QAB(E),XP(b)
- S(c);N_GUARD,XR(G)::QAB(E),XP(b)
- R(e);N_GUARD::R(D)
- Refutation
- P(b);XS(A)
- Try
- Q(E);N_PINP(b)
- Threat
- DUALS(3)
- Vars
- P(b);::QAR(E)
- Refutation
- P(b);XS(A)
- Try
- Q(E);N_PINP(b)
- Threat
- DUALS(2)
- Vars
- R(d);P_PINP(F),XR(G)::QAR(E)
- R(e);XR(D)::QAR(E)
- P(b);::QAR(E)
- Refutation
- P(b);XS(A)
- Try
- P(F);
- Threat
- QAR(E)
- Vars
- S(c);N_GUARD,XR(G)::QAB(E),XP(b)
- R(e);N_GUARD::R(D)
- S(c);N_GUARD::QAB(E),XP(b)
- Refutation
- R(e);XR(D)
- Try
- Actual
- Q(E);
- Vars
- R(d);OGATE,P_PINP(F),XR(G)::QAR(E)
- R(d);N_GUARD,N_SPINP(b),XQ(E)::R(G)
- R(e);OGATE,XR(D)::QAR(E)
- R(e);N_GUARD,N_SPINP(b),XQ(E)::R(D)
- S(c);N_GUARD,XP(B)::QAB(E),XP(b)
- S(c);N_GUARD,XR(D)::QAB(E),XP(b)
- S(c);N_GUARD,XP(F)::QAB(E),XP(b)
- S(c);N_GUARD,XR(G)::QAB(E),XP(b)
- R(d);OGATE::QAR(E)
- R(d);N_GUARD::R(G)
- R(d);N_SPINP(b),OGATE::QAR(E)
- R(e);OGATE::QAR(E)
- R(e);N_SPINP(b),OGATE::QAR(E)
- R(e);N_GUARD::R(D)
- S(c);N_GUARD::QAB(E),XP(b)
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