MESON Chess Problem Database
Problem Display
PID: 1113 (2R4Q/3p1N2/4p3/3k2r1/6P1/4K3/n1P1n2R/2r5 w - - 0 1)
Menzies, Hugh James
The Westminster Papers, 1873
#2
7 + 7
SOLUTION
- SOUND
- Sets
- 1...Ra1
- 2.c4#
- 1...Rb1
- 2.c4#
- 1...Rd1
- 2.c4#
- 1...Re1
- 2.c4#
- 1...Rf1
- 2.c4#
- 1...Rg1
- 2.c4#
- 1...Rh1
- 2.c4#
- 1...Rxg4
- 2.Qe5#
- 1...Re5+
- 2.Qxe5#
- 1...Rg6
- 2.Qe5#
- 1...Rg8
- 2.Qe5#
- 1...Sg1
- 2.Rd2#
- 2.Qd4#
- 1...Sc3
- 2.Rd2#
- 2.Qd4#
- 1...Sg3
- 2.Rd2#
- 2.Qd4#
- 1...Sd4
- 2.Qxd4#
- 1...Sf4
- 2.Qd4#
- 1...Ra1
- Tries
- 1.Rxe2?
- threat
- 2.Rd2#
- 2.Qd4#
- 1...Re5+
- 2.Qxe5#
- 1...Rxc2
- 2.Qd4#
- 2.Qh1#
- 1...Rxg4
- 2.Qe5#
- 1...Rd1
- 2.c4#
- 1...Re1
- 2.Qd4#
- 2.c4#
- 1...Rg7
- 2.Rd2#
- 1...Sb4
- 2.Qd4#
- 1...e5!
- threat
- 1.Qb2?
- threat
- 2.Qxa2#
- 2.Qb3#
- 2.Qb5#
- 2.Qb7#
- 1...Re5+
- 2.Qxe5#
- 1...Rxg4
- 2.Qe5#
- 2.Qb5#
- 2.Qb7#
- 1...e5
- 2.Qxa2#
- 2.Qb3#
- 1...Ra1
- 2.Qb3#
- 2.Qb5#
- 2.Qb7#
- 2.c4#
- 1...Rb1
- 2.c4#
- 1...Sac3
- 2.Qb3#
- 2.Qb7#
- 1...Sb4
- 2.Qb3#
- 1...Sec3
- 2.Rd2#
- 2.Qb3#
- 2.Qb7#
- 1...Sd4
- 2.Qxd4#
- 1...Rxc2!
- threat
- 1.Qc3?
- threat
- 2.Rc5#
- 2.Qa5#
- 2.Qb3#
- 2.Qc4#
- 2.Qc5#
- 1...Re5+
- 2.Qxe5#
- 1...Rxc2
- 2.Rc5#
- 1...Rxg4
- 2.Rc5#
- 2.Qa5#
- 2.Qe5#
- 2.Qc5#
- 1...Sexc3
- 2.Rd2#
- 1...e5
- 2.Qb3#
- 2.Qc4#
- 1...Rb1
- 2.Rc5#
- 2.Qc4#
- 2.Qc5#
- 1...Sb4
- 2.Rc5#
- 2.Qb3#
- 2.Qc4#
- 2.Qc5#
- 1...Sd4
- 2.Rc5#
- 2.Qxd4#
- 2.Qc4#
- 2.Qc5#
- 1...d6
- 2.Qa5#
- 2.Qb3#
- 2.Qc4#
- 2.Qc6#
- 1...Saxc3!
- threat
- 1.Qd8?
- threat
- 2.Qa5#
- 2.Qxd7#
- 1...Rxc2
- 2.Qxd7#
- 1...e5
- 2.Qxd7#
- 1...Rb1
- 2.Qxd7#
- 2.c4#
- 1...Sac3
- 2.Qxd7#
- 1...Sec3
- 2.Rd2#
- 2.Qxd7#
- 1...Sd4
- 2.Qxd7#
- 1...d6
- 2.Qa5#
- 2.Qxd6#
- 1...Re5+!
- threat
- 1.Qe8?
- threat
- 2.Qxd7#
- 1...d6
- 2.Qb5#
- 2.Qc6#
- 1...Re5+!
- threat
- 1.Qf8?
- threat
- 2.Rc5#
- 2.Qc5#
- 2.Qd6#
- 1...Rxc2
- 2.Qd6#
- 1...e5
- 2.Qd6#
- 1...d6
- 2.Qxd6#
- 1...Re5+!
- threat
- 1.Rxe2?
- Keys
- 1.Qa1!
- threat
- 2.Qxa2#
- 1...Re5+
- 2.Qxe5#
- 1...Rxa1
- 2.c4#
- 1...Rxc2
- 2.Qh1#
- 1...Rxg4
- 2.Qe5#
- 1...Rb1
- 2.c4#
- 1...Sac3
- 2.Qa8#
- 1...Sb4
- 2.Qa5#
- 1...Sec3
- 2.Rd2#
- 1...Sd4
- 2.Qxd4#
- threat
- 1.Qa1!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 4
- REMOVED MATES = 8
- Sets
- R(a);N_GUARD::P(A)
- R(e);N_GUARD,XP(D)::QAR1(G)
- R(e);CHECK,N_GUARD::QAR1(G),XR(e)
- R(e);N_GUARD::QAR1(G)
- S(c);N_GUARD::QAR1(G),XS(c)
- S(c);N_GUARD::QAR1(G)
- Tries
- Try
- R(B);XS(c)
- Threat
- DUALS(2)
- Vars
- R(e);CHECK,N_GUARD::QAR1(G),XR(e)
- R(e);N_GUARD,XP(D)::QAR1(G)
- R(a);N_GUARD::P(A)
- R(e);::R(B)
- S(b);::QAR1(G)
- Refutation
- P(f);
- Try
- Q(G);
- Threat
- DUALS(4)
- Vars
- R(e);CHECK,N_GUARD::QAR1(G),XR(e)
- R(a);N_GUARD::P(A)
- S(b);::QAB(G)
- S(c);N_GUARD::QAR1(G),XS(c)
- Refutation
- R(a);XP(A)
- Try
- Q(G);
- Threat
- DUALS(5)
- Vars
- R(e);CHECK,N_GUARD::QAR1(G),XR(e)
- R(a);XP(A)::R1(F)
- S(c);OGATE,XQ(G)::R(B)
- Refutation
- S(b);XQ(G)
- Try
- Q(G);P_PINP(g)
- Threat
- DUALS(2)
- Vars
- R(a);XP(A)::QAR2(G),XP(g)
- P(f);::QAR2(G),XP(g)
- S(b);::QAR2(G),XP(g)
- S(c);::QAR2(G),XP(g)
- Refutation
- R(e);CHECK
- Try
- Q(G);
- Threat
- QAR2(G),XP(g)
- Refutation
- R(e);CHECK
- Try
- Q(G);
- Threat
- DUALS(3)
- Vars
- R(a);XP(A)::QAR1(G)
- P(f);::QAR1(G)
- P(g);::QAR1(G),XP(g)
- Refutation
- R(e);CHECK
- Try
- Actual
- Q(G);
- Threat
- QAB(G),XS(b)
- Vars
- R(e);CHECK,N_GUARD::QAR1(G),XR(e)
- R(a);N_GUARD,XQ(G)::P(A)
- R(a);OGATE,XP(A)::QAB(G)
- R(e);N_GUARD,XP(D)::QAR1(G)
- R(a);N_GUARD::P(A)
- S(b);OGATE::QAB(G)
- S(b);OGATE::QAR(G)
- S(c);OGATE::R(B)
- S(c);N_GUARD::QAR1(G),XS(c)
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