MESON Chess Problem Database
Problem Display
PID: 2499 (6R1/7r/3P4/8/5Qpk/3Kn3/8/5N1r w - - 0 1)
Loyd, Sam
Lynn News, 1859
#2
5 + 5
| 153 | La Strategie | 1867 |
| 1679 | American Chess Nuts | 1868 |
SOLUTION
- SOUND
- Sets
- 1...Kh3
- 2.Qg3#
- 1...Kh5
- 2.Qg5#
- 1...Rxf1
- 2.Qh2#
- 1...Rg1
- 2.Qh2#
- 1...Rh2
- 2.Qxh2#
- 1...Rh3
- 2.Qg5#
- 1...Rh5
- 2.Qg3#
- 1...Rh6
- 2.Qxh6#
- 1...Ra7
- 2.Qh6#
- 1...Rb7
- 2.Qh6#
- 1...Rc7
- 2.Qh6#
- 1...Rd7
- 2.Qh6#
- 1...Re7
- 2.Qh6#
- 1...Rf7
- 2.Qh6#
- 1...Rg7
- 2.Qh6#
- 1...Rh8
- 2.Rxh8#
- 1...Sd1
- 2.Qxg4#
- 1...Sxf1
- 2.Qxg4#
- 1...Sc2
- 2.Qxg4#
- 1...Sg2
- 2.Qxg4#
- 1...Sc4
- 2.Qxg4#
- 1...Sd5
- 2.Qxg4#
- 1...Sf5
- 2.Qxg4#
- 1...Kh3
- Tries
- 1.Ke4?
- 1...Kh3
- 2.Qg3#
- 1...Kh5
- 2.Qg5#
- 1...Rxf1
- 2.Qh2#
- 1...Sxf1
- 2.Qxg4#
- 1...Rg1
- 2.Qh2#
- 1...Rh2
- 2.Qxh2#
- 1...Rh3
- 2.Qg5#
- 1...Rh5
- 2.Qg3#
- 1...Rh6
- 2.Qxh6#
- 1...Ra7
- 2.Qh6#
- 1...Rb7
- 2.Qh6#
- 1...Rc7
- 2.Qh6#
- 1...Rd7
- 2.Qh6#
- 1...Rf7
- 2.Qh6#
- 1...Rg7
- 2.Qh6#
- 1...Rh8
- 2.Rxh8#
- 1...Sd1
- 2.Qxg4#
- 1...Sc2
- 2.Qxg4#
- 1...Sg2
- 2.Qxg4#
- 1...Sc4
- 2.Qxg4#
- 1...Sd5
- 2.Qxg4#
- 1...Sf5
- 2.Qxg4#
- 1...Re7+!
- 1...Kh3
- 1.Rxg4+?
- 1...Kh3
- 2.Rg3#
- 2.Qg3#
- 2.Qf3#
- 1...Kh5
- 2.Sg3#
- 2.Qg5#
- 1...Sxg4!
- 1...Kh3
- 1.Rg6?
- 1...Kh3
- 2.Qg3#
- 1...Kh5
- 2.Qg5#
- 1...Rxf1
- 2.Qh2#
- 1...Sxf1
- 2.Qxg4#
- 1...Rg1
- 2.Qh2#
- 1...Rh2
- 2.Qxh2#
- 1...Rh3
- 2.Qg5#
- 1...Rh5
- 2.Qg3#
- 1...Rh6
- 2.Rxh6#
- 2.Qxh6#
- 1...Ra7
- 2.Rh6#
- 2.Qh6#
- 1...Rb7
- 2.Rh6#
- 2.Qh6#
- 1...Rc7
- 2.Rh6#
- 2.Qh6#
- 1...Rd7
- 2.Rh6#
- 2.Qh6#
- 1...Re7
- 2.Rh6#
- 2.Qh6#
- 1...Rf7
- 2.Rh6#
- 2.Qh6#
- 1...Rg7
- 2.Rh6#
- 2.Qh6#
- 1...Sd1
- 2.Qxg4#
- 1...Sc2
- 2.Qxg4#
- 1...Sg2
- 2.Qxg4#
- 1...Sc4
- 2.Qxg4#
- 1...Sd5
- 2.Qxg4#
- 1...Sf5
- 2.Qxg4#
- 1...Rh8!
- 1...Kh3
- 1.Rg7?
- threat
- 2.Rxh7#
- 1...Kh3
- 2.Qg3#
- 1...Kh5
- 2.Qg5#
- 1...Rxg7
- 2.Qh6#
- 1...Rh5
- 2.Qg3#
- 1...Rh6
- 2.Qxh6#
- 1...Sf5
- 2.Qxg4#
- 1...Rh8!
- threat
- 1.Qf6+?
- 1...Kh5
- 2.Sg3#
- 2.Qg5#
- 1...Kh3!
- 1...Kh5
- 1.d7?
- 1...Kh3
- 2.Qg3#
- 1...Kh5
- 2.Qg5#
- 1...Rxf1
- 2.Qh2#
- 1...Sxf1
- 2.Qxg4#
- 1...Rh8
- 2.Rxh8#
- 1...Rg1
- 2.Qh2#
- 1...Rh2
- 2.Qxh2#
- 1...Rh3
- 2.Qg5#
- 1...Rh5
- 2.Qg3#
- 1...Rh6
- 2.Qxh6#
- 1...Re7
- 2.Qh6#
- 1...Rf7
- 2.Qh6#
- 1...Rg7
- 2.Qh6#
- 1...Sd1
- 2.Qxg4#
- 1...Sc2
- 2.Qxg4#
- 1...Sg2
- 2.Qxg4#
- 1...Sc4
- 2.Qxg4#
- 1...Sd5
- 2.Qxg4#
- 1...Sf5
- 2.Qxg4#
- 1...Rxd7+!
- 1...Kh3
- 1.Ke4?
- Keys
- 1.Ke2!
- 1...Rh2+
- 2.Qxh2#
- 1...Kh3
- 2.Qg3#
- 1...Kh5
- 2.Qg5#
- 1...Rxf1
- 2.Qh2#
- 1...Sxf1
- 2.Qxg4#
- 1...Rg1
- 2.Qh2#
- 1...Rh3
- 2.Qg5#
- 1...Rh5
- 2.Qg3#
- 1...Rh6
- 2.Qxh6#
- 1...Ra7
- 2.Qh6#
- 1...Rb7
- 2.Qh6#
- 1...Rc7
- 2.Qh6#
- 1...Rd7
- 2.Qh6#
- 1...Re7
- 2.Qh6#
- 1...Rf7
- 2.Qh6#
- 1...Rg7
- 2.Qh6#
- 1...Rh8
- 2.Rxh8#
- 1...Sd1
- 2.Qxg4#
- 1...Sc2
- 2.Qxg4#
- 1...Sg2
- 2.Qxg4#
- 1...Sc4
- 2.Qxg4#
- 1...Sd5
- 2.Qxg4#
- 1...Sf5
- 2.Qxg4#
- 1...Rh2+
- 1.Ke2!
FEATURES
- Static
- TYPE = WAITER
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- K(d);N_SPINP(c),P-FLIGHT::QAR1(C)
- R(a);N_GUARD,XS(A)::QAR2(C)
- R(a);N_GUARD::QAR2(C)
- R(a);N_GUARD::QAR2(C),XR(a)
- R(a);SBLOCK::QAB1(C)
- R(e);SBLOCK::QAB1(C)
- R(e);N_GUARD::QAR2(C),XR(e)
- R(e);N_GUARD::QAR2(C)
- R(e);N_GUARD,P_PINP(D)::QAR2(C)
- R(e);OGATEB::R(E),XR(e)
- S(b);N_GUARD::QAR1(C),XP(c)
- S(b);N_GUARD,XS(A)::QAR1(C),XP(c)
- Tries
- Try
- K(B);S_FLIGHT
- Vars
- K(d);N_SPINP(c),P-FLIGHT::QAR1(C)
- R(a);N_GUARD,XS(A)::QAR2(C)
- S(b);N_GUARD,XS(A)::QAR1(C),XP(c)
- R(a);N_GUARD::QAR2(C)
- R(a);N_GUARD::QAR2(C),XR(a)
- R(a);SBLOCK::QAB1(C)
- R(e);SBLOCK::QAB1(C)
- R(e);N_GUARD::QAR2(C),XR(e)
- R(e);N_GUARD::QAR2(C)
- R(e);OGATEB::R(E),XR(e)
- S(b);N_GUARD::QAR1(C),XP(c)
- Refutation
- R(e);CHECK
- Try
- R(E);CHECK,XP(c)
- Refutation
- S(b);P_SPINS(b),XR(E)
- Try
- R(E);
- Vars
- K(d);N_SPINP(c),P-FLIGHT::QAR1(C)
- R(a);N_GUARD,XS(A)::QAR2(C)
- S(b);N_GUARD,XS(A)::QAR1(C),XP(c)
- R(a);N_GUARD::QAR2(C)
- R(a);N_GUARD::QAR2(C),XR(a)
- R(a);SBLOCK::QAB1(C)
- R(e);SBLOCK::QAB1(C)
- S(b);N_GUARD::QAR1(C),XP(c)
- Refutation
- R(e);
- Try
- R(E);
- Threat
- R(E),XR(e)
- Vars
- K(d);N_SPINP(c),P-FLIGHT::QAR1(C)
- R(e);N_GUARD,XR(E)::QAR2(C)
- R(e);SBLOCK::QAB1(C)
- R(e);N_GUARD::QAR2(C),XR(e)
- S(b);N_GUARD::QAR1(C),XP(c)
- Refutation
- R(e);
- Try
- Q(C);CHECK,N_PINP(c)
- Refutation
- K(d);P-FLIGHT
- Try
- P(D);
- Vars
- K(d);N_SPINP(c),P-FLIGHT::QAR1(C)
- R(a);N_GUARD,XS(A)::QAR2(C)
- S(b);N_GUARD,XS(A)::QAR1(C),XP(c)
- R(e);OGATEB::R(E),XR(e)
- R(a);N_GUARD::QAR2(C)
- R(a);N_GUARD::QAR2(C),XR(a)
- R(a);SBLOCK::QAB1(C)
- R(e);SBLOCK::QAB1(C)
- R(e);N_GUARD::QAR2(C),XR(e)
- R(e);N_GUARD::QAR2(C)
- S(b);N_GUARD::QAR1(C),XP(c)
- Refutation
- R(e);CHECK,XP(D)
- Try
- Actual
- K(B);S_FLIGHT
- Vars
- R(a);CHECK,N_GUARD::QAR2(C),XR(a)
- K(d);N_SPINP(c),P-FLIGHT::QAR1(C)
- R(a);N_GUARD,XS(A)::QAR2(C)
- S(b);N_GUARD,XS(A)::QAR1(C),XP(c)
- R(a);N_GUARD::QAR2(C)
- R(a);SBLOCK::QAB1(C)
- R(e);SBLOCK::QAB1(C)
- R(e);N_GUARD::QAR2(C),XR(e)
- R(e);N_GUARD::QAR2(C)
- R(e);OGATEB::R(E),XR(e)
- S(b);N_GUARD::QAR1(C),XP(c)
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