MESON Chess Problem Database
Problem Display
PID: 143194 (2b1r3/Q7/n1N1n2R/K2kP3/8/1N1B1p2/8/8 w - - 0 1)
Thorns, JS
British Chess Magazine, 1893
#2
7 + 6
SOLUTION
- SOUND
- Sets
- 1...Kxc6
- 2.Be4#
- 1...Bd7
- 2.Qxd7#
- 1...Sd4
- 2.Rd6#
- 2.Qxd4#
- 1...Sf4
- 2.Rd6#
- 2.Qd4#
- 1...Sc5
- 2.Rd6#
- 1...Sg5
- 2.Rd6#
- 2.Qd4#
- 1...Sc7
- 2.Rd6#
- 2.Qd4#
- 1...Sg7
- 2.Rd6#
- 2.Qd4#
- 1...Sd8
- 2.Rd6#
- 2.Qd4#
- 1...Sf8
- 2.Rd6#
- 2.Qd4#
- 1...Kxc6
- Tries
- 1.Sd2?
- threat
- 2.Be4#
- 1...Kxc6
- 2.Be4#
- 1...Sec5
- 2.Bc4#
- 2.Rd6#
- 1...Sg5
- 2.Bc4#
- 2.Rd6#
- 2.Qd4#
- 1...Sac5!
- threat
- 1.Qe3?
- threat
- 2.Qxf3#
- 2.Qe4#
- 1...Rf8
- 2.Se7#
- 2.Qe4#
- 1...Sac5
- 2.Sb4#
- 1...Sd4
- 2.Rd6#
- 2.Qxd4#
- 2.Qe4#
- 1...Sec5
- 2.Rd6#
- 2.Qd4#
- 1...Sg5
- 2.Rd6#
- 2.Qd4#
- 1...f2
- 2.Qf3#
- 2.Qe4#
- 1...Kxc6!
- threat
- 1.Qd4+?
- 1...Sxd4
- 2.Rd6#
- 1...Kxc6!
- 1...Sxd4
- 1.Qc5+?
- 1...Sexc5
- 2.Rd6#
- 1...Saxc5!
- 1...Sexc5
- 1.Qc7?
- threat
- 2.Qd6#
- 1...Sexc7
- 2.Rd6#
- 1...Rd8
- 2.Se7#
- 1...Saxc7!
- threat
- 1.Qh7?
- threat
- 2.Qe4#
- 1...Kxc6
- 2.Be4#
- 1...Sec5
- 2.Rd6#
- 1...Sg5
- 2.Rd6#
- 1...Sac5!
- threat
- 1.Sd2?
- Keys
- 1.Qg7!
- 1...Kxc6
- 2.Be4#
- 1...Sxg7
- 2.Rd6#
- 1...Re7
- 2.Sxe7#
- 1...Rd8
- 2.Se7#
- 1...Rf8
- 2.Se7#
- 1...Rg8
- 2.Se7#
- 1...Rh8
- 2.Se7#
- 1...Bb7
- 2.Qd7#
- 1...Bd7
- 2.Qxd7#
- 1...Sb4
- 2.Sxb4#
- 1...Sac5
- 2.Sb4#
- 1...Sac7
- 2.Sb4#
- 1...Sb8
- 2.Sb4#
- 1...Sd4
- 2.Rd6#
- 1...Sf4
- 2.Rd6#
- 1...Sec5
- 2.Rd6#
- 1...Sg5
- 2.Rd6#
- 1...Sec7
- 2.Rd6#
- 1...Sd8
- 2.Rd6#
- 1...Sf8
- 2.Rd6#
- 1...f2
- 2.Qg2#
- 1...Kxc6
- 1.Qg7!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 18
- REMOVED MATES = 0
- Sets
- K(b);P_SPINS(d),S_FLIGHT,XS(E)::B(B)
- B(e);N_GUARD::QAR2(G),XB(e)
- S(d);OGATE::R1(F)
- Tries
- Try
- S(A);
- Threat
- B(B)
- Vars
- K(b);P_SPINS(d),S_FLIGHT,XS(E)::B(B)
- Refutation
- S(c);
- Try
- Q(G);
- Threat
- DUALS(2)
- Vars
- S(c);N_GUARD::S(E)
- Refutation
- K(b);P_SPINS(d),S_FLIGHT,XS(E)
- Try
- Q(G);CHECK
- Vars
- S(d);OGATE,XQ(G)::R1(F)
- Refutation
- K(b);P_SPINS(d),S_FLIGHT,XS(E)
- Try
- Q(G);CHECK
- Vars
- S(d);OGATE,XQ(G)::R1(F)
- Refutation
- S(c);XQ(G)
- Try
- Q(G);
- Threat
- QAR1(G)
- Vars
- S(d);OGATE,XQ(G)::R1(F)
- R(f);N_GUARD::S(E)
- Refutation
- S(c);XQ(G)
- Try
- Q(G);
- Threat
- QAB1(G)
- Vars
- K(b);P_SPINS(d),S_FLIGHT,XS(E)::B(B)
- S(d);OGATE::R1(F)
- Refutation
- S(c);
- Try
- Actual
- Q(G);
- Vars
- K(b);P_SPINS(d),S_FLIGHT,XS(E)::B(B)
- S(d);OGATE,XQ(G)::R1(F)
- R(f);N_GUARD::S(E),XR(f)
- R(f);N_GUARD::S(E)
- B(e);N_GUARD::QAR2(G)
- B(e);N_GUARD::QAR2(G),XB(e)
- S(c);N_GUARD::S(E),XS(c)
- S(c);N_GUARD::S(E)
- S(d);OGATE::R1(F)
- P(a);OGATEB::QAB(G)
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