MESON Chess Problem Database
Problem Display
PID: 264515 (1K6/8/8/5N1R/B1kn3Q/P4p2/2nRpB2/4N3 w - - 0 1)
Gurr, John
Sunday Referee, 1936
(First published on Sun Feb 23 1936)
#2
9 + 5
| 15239 | Valois Notebooks | 2022 |
SOLUTION
- SOUND
- Sets
- 1...Sa1
- 2.Qxd4#
- 1...Sxe1
- 2.Qxd4#
- 1...Sxa3
- 2.Qxd4#
- 1...Se3
- 2.Qxd4#
- 1...Sb4
- 2.Qxd4#
- 1...Sa1
- Tries
- 1.Sxc2?
- threat
- 2.Qxd4#
- 1...Kc3
- 2.Qxd4#
- 1...Kc5
- 2.Qxd4#
- 1...Kd5!
- threat
- 1.Se3+?
- 1...Sxe3
- 2.Qxd4#
- 1...Kc3!
- 1...Sxe3
- 1.Sg3?
- threat
- 2.Rxc2#
- 1...Sxe1
- 2.Qxd4#
- 1...Sxa3
- 2.Qxd4#
- 1...Sa1
- 2.Qxd4#
- 1...Se3
- 2.Qxd4#
- 1...Sb4
- 2.Qxd4#
- 1...Kc3!
- threat
- 1.Sxd4?
- threat
- 2.Rxc2#
- 1...Kc3
- 2.Rxc2#
- 1...Sxe1
- 2.Sxe2#
- 2.Sb5#
- 1...Sxa3
- 2.Sxe2#
- 2.Sb5#
- 1...Sxd4
- 2.Rc2#
- 2.Qxd4#
- 1...Sa1
- 2.Sxe2#
- 2.Sb5#
- 1...Sb4
- 2.Sxe2#
- 2.Sb5#
- 1...Se3!
- threat
- 1.Sh6?
- threat
- 2.Rxc2#
- 1...Sxe1
- 2.Qxd4#
- 1...Sxa3
- 2.Qxd4#
- 1...Sa1
- 2.Qxd4#
- 1...Se3
- 2.Qxd4#
- 1...Sb4
- 2.Qxd4#
- 1...Kc3!
- threat
- 1.Se7?
- threat
- 2.Rxc2#
- 1...Sxe1
- 2.Qxd4#
- 1...Sxa3
- 2.Qxd4#
- 1...Sa1
- 2.Qxd4#
- 1...Se3
- 2.Qxd4#
- 1...Sb4
- 2.Qxd4#
- 1...Kc3!
- threat
- 1.Sg7?
- threat
- 2.Rxc2#
- 1...Sxe1
- 2.Qxd4#
- 1...Sxa3
- 2.Qxd4#
- 1...Sa1
- 2.Qxd4#
- 1...Se3
- 2.Qxd4#
- 1...Sb4
- 2.Qxd4#
- 1...Kc3!
- threat
- 1.Qe4?
- threat
- 2.Rxc2#
- 1...Kc5
- 2.Qc6#
- 1...Sxe1
- 2.Qxd4#
- 1...Sxa3
- 2.Qxd4#
- 1...Sa1
- 2.Qxd4#
- 1...Se3
- 2.Qxd4#
- 1...Sb4
- 2.Qxd4#
- 1...Kc3!
- threat
- 1.Sxc2?
- Keys
- 1.Qf6!
- 1...Sc6+
- 2.Qxc6#
- 1...Kc3
- 2.Rxc2#
- 1...Kc5
- 2.Qc6#
- 1...Kd5
- 2.Sd6#
- 1...Sxe1
- 2.Qxd4#
- 1...Sxa3
- 2.Qxd4#
- 1...Sxf5
- 2.Qc6#
- 1...Sa1
- 2.Qxd4#
- 1...Se3
- 2.Qxd4#
- 1...Sb4
- 2.Qxd4#
- 1...Sb3
- 2.Sd6#
- 1...Sb5
- 2.Qc6#
- 1...Se6
- 2.Sd6#
- 1...Sc6+
- 1.Qf6!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 8
- REMOVED MATES = 0
- Sets
- S(a);N_GUARD::QAR1(F),XS(e)
- S(a);N_GUARD,XS(A)::QAR1(F),XS(e)
- S(a);N_GUARD,XP(D)::QAR1(F),XS(e)
- Tries
- Try
- S(A);XS(a)
- Threat
- QAR1(F),XS(e)
- Vars
- K(d);N_SPINS(e),P-FLIGHT::QAB1(F),XS(e)
- K(d);P-FLIGHT::QAB1(F),XS(e)
- Refutation
- K(d);S_FLIGHT
- Try
- S(G);CHECK
- Vars
- S(a);XS(G)::QAR1(F),XS(e)
- Refutation
- K(d);N_SPINS(e),P-FLIGHT
- Try
- S(G);
- Threat
- R(B),XS(a)
- Vars
- S(a);N_GUARD,XS(A)::QAR1(F),XS(e)
- S(a);N_GUARD,XP(D)::QAR1(F),XS(e)
- S(a);N_GUARD::QAR1(F),XS(e)
- Refutation
- K(d);N_SPINS(e),P-FLIGHT
- Try
- S(G);XS(e)
- Threat
- R(B),XS(a)
- Vars
- K(d);P-FLIGHT::R1(B),XS(a)
- Refutation
- S(a);
- Try
- S(G);
- Threat
- R(B),XS(a)
- Vars
- S(a);N_GUARD,XS(A)::QAR1(F),XS(e)
- S(a);N_GUARD,XP(D)::QAR1(F),XS(e)
- S(a);N_GUARD::QAR1(F),XS(e)
- Refutation
- K(d);N_SPINS(e),P-FLIGHT
- Try
- S(G);
- Threat
- R(B),XS(a)
- Vars
- S(a);N_GUARD,XS(A)::QAR1(F),XS(e)
- S(a);N_GUARD,XP(D)::QAR1(F),XS(e)
- S(a);N_GUARD::QAR1(F),XS(e)
- Refutation
- K(d);N_SPINS(e),P-FLIGHT
- Try
- S(G);
- Threat
- R(B),XS(a)
- Vars
- S(a);N_GUARD,XS(A)::QAR1(F),XS(e)
- S(a);N_GUARD,XP(D)::QAR1(F),XS(e)
- S(a);N_GUARD::QAR1(F),XS(e)
- Refutation
- K(d);N_SPINS(e),P-FLIGHT
- Try
- Q(F);
- Threat
- R(B),XS(a)
- Vars
- K(d);P-FLIGHT::QAR1(F)
- S(a);N_GUARD,XS(A)::QAR1(F),XS(e)
- S(a);N_GUARD,XP(D)::QAR1(F),XS(e)
- S(a);N_GUARD::QAR1(F),XS(e)
- Refutation
- K(d);N_SPINS(e),P-FLIGHT
- Try
- Actual
- Q(F);N_PINS(e)
- Vars
- S(e);CHECK,N_GUARD::QAR2(F),XS(e)
- K(d);N_GUARD,P-FLIGHT,P_SPINS(e)::R1(B),XS(a)
- K(d);P-FLIGHT,P_SPINS(e)::QAR1(F)
- K(d);N_GUARD,P_SPINS(e),S_FLIGHT::R(H)+S(G)
- S(a);N_GUARD,XS(A)::QAR1(F),XS(e)
- S(a);N_GUARD,XP(D)::QAR1(F),XS(e)
- S(e);N_GUARD,XS(G)::QAR2(F)
- S(a);N_GUARD::QAR1(F),XS(e)
- S(e);::S(G)
- S(e);N_GUARD::QAR2(F)
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