MESON Chess Problem Database
Problem Display
PID: 6734 (6k1/3pKp1p/1Pp1P2P/R7/8/r3p3/bn4B1/Bq4R1 w - - 0 1)
Easter, Norris
Evening News, 1933
(First published on Fri Feb 24 1933)
#2
8 + 10
| 14867 | BCPS Library | 2011 |
SOLUTION
- SOUND
- Sets
- 1...Rb3
- 2.Ra8#
- 1...Rc3
- 2.Ra8#
- 1...Rd3
- 2.Ra8#
- 1...Sd1
- 2.Be4#
- 1...Sd3
- 2.Bf1#
- 2.Rg5#
- 1...Sa4
- 2.Ra8#
- 1...Sc4
- 2.exf7#
- 1...Rb3
- Tries
- 1.Rxa3?
- threat
- 2.Ra8#
- 1...Kh8
- 2.Ra8#
- 1...Sa4!
- threat
- 1.Rxa3?
- Keys
- 1.b7!
- threat
- 2.b8Q#
- 2.b8R#
- 1...Kh8
- 2.b8Q#
- 2.b8R#
- 1...Qxa1
- 2.b8Q#
- 2.b8R#
- 1...Qxg1
- 2.b8Q#
- 2.b8R#
- 1...Rxa5
- 2.b8Q#
- 2.b8R#
- 1...Bxe6
- 2.b8Q#
- 2.b8R#
- 1...dxe6
- 2.b8Q#
- 2.b8R#
- 1...fxe6
- 2.b8Q#
- 2.b8R#
- 1...Qg6
- 2.b8Q#
- 2.b8R#
- 1...Qc2
- 2.b8Q#
- 2.b8R#
- 1...Qd3
- 2.b8Q#
- 2.b8R#
- 1...Qe4
- 2.b8Q#
- 2.b8R#
- 1...Qf5
- 2.b8Q#
- 2.b8R#
- 1...Qc1
- 2.b8Q#
- 2.b8R#
- 1...Qd1
- 2.b8Q#
- 2.b8R#
- 1...Qe1
- 2.b8Q#
- 2.b8R#
- 1...Qf1
- 2.b8Q#
- 2.b8R#
- 1...Rb3
- 2.Ra8#
- 1...Rc3
- 2.Ra8#
- 2.b8Q#
- 2.b8R#
- 1...Rd3
- 2.Ra8#
- 2.b8Q#
- 2.b8R#
- 1...Ra4
- 2.b8Q#
- 2.b8R#
- 1...Bb3
- 2.b8Q#
- 2.b8R#
- 1...Bc4
- 2.b8Q#
- 2.b8R#
- 1...Bd5
- 2.b8Q#
- 2.b8R#
- 1...Sd1
- 2.Be4#
- 1...Sd3
- 2.Bf1#
- 2.Rg5#
- 1...Sa4
- 2.Ra8#
- 1...Sc4
- 2.exf7#
- 1...e2
- 2.b8Q#
- 2.b8R#
- 1...c5
- 2.b8Q#
- 2.b8R#
- 1...d5
- 2.b8Q#
- 2.b8R#
- 1...d6
- 2.b8Q#
- 2.b8R#
- 1...f5
- 2.b8Q#
- 2.b8R#
- 1...f6
- 2.b8Q#
- 2.b8R#
- threat
- 1.b7!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 2
- Sets
- R(d);N_GUARD::R(D)
- S(c);S_CUTQ(a)::R(B)+B(C)
- S(c);S_CUTR(d)::R(D)
- S(c);S_CUTB(b)::P(F),XP(h)
- Tries
- Try
- R(D);XR(d)
- Threat
- R(D)
- Vars
- K(j);P-FLIGHT,P_SPINS(c)::R(D)
- Refutation
- S(c);
- Try
- Actual
- P(E);
- Threat
- P=Q
- Vars
- K(j);P-FLIGHT,P_SPINS(c)::P=Q
- Q(a);XB(A)::P=Q
- Q(a);XR(B)::P=Q
- R(d);XR(D)::P=Q
- B(b);XP(F)::P=Q
- P(g);XP(F)::P=Q
- P(h);XP(F)::P=Q
- Q(a);::P=Q
- Q(a);P_PINP(F)::P=Q
- R(d);N_GUARD::R(D)
- R(d);::P=Q
- B(b);::P=Q
- S(c);S_CUTQ(a)::R(B)+B(C)
- S(c);S_CUTR(d)::R(D)
- S(c);S_CUTB(b)::P(F),XP(h)
- P(e);::P=Q
- P(f);::P=Q
- P(g);::P=Q
- P(h);::P=Q
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