MESON Chess Problem Database
Problem Display
PID: 78674 (Q1r2r2/p2Rp2b/2nn1b2/8/8/1P1k2NB/3PN3/3K4 w - - 0 1)
Bettinger, Clark C
The Tablet, 1959
(First published on Sat Sep 26 1959)
#2
8 + 9
| 15239 | Valois Notebooks | 2017 |
SOLUTION
- SOUND
- Sets
- 1...Bd4
- 2.Sc1#
- 1...Bf5
- 2.Bxf5#
- 1...Bg8
- 2.Bf5#
- 1...Sb4
- 2.Qf3#
- 1...Sd4
- 2.Sf4#
- 1...Sa5
- 2.Qf3#
- 1...Se5
- 2.Qd5#
- 1...Sb8
- 2.Qf3#
- 1...Sd8
- 2.Qf3#
- 1...a5
- 2.Qa6#
- 1...a6
- 2.Qxa6#
- 1...Bd4
- Tries
- 1.Rxd6+?
- 1...Bd4
- 2.Sc1#
- 1...Sd4
- 2.Sf4#
- 2.Qf3#
- 1...exd6!
- 1...Bd4
- 1.Qb7?
- threat
- 2.Qa6#
- 2.Qb5#
- 1...Bd4
- 2.Sc1#
- 1...Bg8
- 2.Bf5#
- 1...Sb4
- 2.Qf3#
- 1...Sd4
- 2.Sf4#
- 1...Sa5
- 2.Qf3#
- 1...Se5
- 2.Qd5#
- 1...Sb8
- 2.Qf3#
- 1...Sd8
- 2.Qf3#
- 1...a6
- 2.Qxa6#
- 1...Rb8!
- threat
- 1.Qxa7?
- threat
- 2.Sc1#
- 2.Sf4#
- 2.Qe3#
- 2.Qa6#
- 1...Ra8
- 2.Sc1#
- 2.Sf4#
- 2.Qe3#
- 1...Rb8
- 2.Sc1#
- 2.Sf4#
- 2.Qe3#
- 1...Ba1
- 2.Sc1#
- 2.Qe3#
- 2.Qa6#
- 1...Bb2
- 2.Qe3#
- 2.Qa6#
- 1...Bc3
- 2.Sc1#
- 2.Qe3#
- 2.Qa6#
- 1...Bd4
- 2.Sc1#
- 1...Bh4
- 2.Sc1#
- 2.Qe3#
- 2.Qa6#
- 1...Be5
- 2.Sc1#
- 2.Qe3#
- 2.Qa6#
- 1...Bg5
- 2.Sc1#
- 2.Qa6#
- 1...Bg7
- 2.Sc1#
- 2.Qe3#
- 2.Qa6#
- 1...Bh8
- 2.Sc1#
- 2.Qe3#
- 2.Qa6#
- 1...Bg8
- 2.Sc1#
- 2.Sf4#
- 2.Bf5#
- 2.Qe3#
- 1...Sb4
- 2.Sf4#
- 2.Qe3#
- 1...Sd4
- 2.Sf4#
- 1...Sa5
- 2.Sf4#
- 2.Qe3#
- 1...Se5
- 2.Sf4#
- 2.Qe3#
- 2.Qd4#
- 1...Sb8
- 2.Sf4#
- 2.Qe3#
- 1...Sd8
- 2.Sf4#
- 2.Qe3#
- 1...e5
- 2.Sc1#
- 2.Qe3#
- 2.Qa6#
- 1...Sxa7!
- threat
- 1.Qxc8?
- threat
- 2.Qa6#
- 1...Bd4
- 2.Sc1#
- 1...Bg8
- 2.Bf5#
- 1...Sb4
- 2.Qc4#
- 1...Sd4
- 2.Sc1#
- 2.Sf4#
- 2.Qc3#
- 1...Sa5
- 2.Qc2#
- 1...Se5
- 2.Qc2#
- 2.Qc3#
- 1...Sb8
- 2.Qc2#
- 2.Qc4#
- 1...a6
- 2.Qxa6#
- 1...Rxc8!
- threat
- 1.Rxd6+?
- Keys
- 1.Be6!
- threat
- 2.Bc4#
- 1...Bd4
- 2.Sc1#
- 1...Bg8
- 2.Bf5#
- 1...Sb4
- 2.Qf3#
- 1...Sd4
- 2.Sf4#
- 1...Sa5
- 2.Qf3#
- 1...Se5
- 2.Qd5#
- 1...Sb8
- 2.Qf3#
- 1...Sd8
- 2.Qf3#
- threat
- 1.Be6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 3
- Sets
- B(d);N_SPINS(c),SBLOCK::S(C)
- B(g);N_GUARD::B(F),XB(g)
- B(g);N_GUARD::B(F)
- S(b);OGATE::QAR2(H)
- S(b);N_SPINS(c),SBLOCK::S(C)
- P(e);OGATE::QAB(H)
- P(e);OGATE::QAB(H),XP(e)
- Tries
- Try
- R(G);CHECK,XS(c)
- Vars
- B(d);P_SPINB(d)::S(C)
- Refutation
- P(f);XR(G)
- Try
- Q(H);
- Threat
- DUALS(2)
- Vars
- B(d);N_SPINS(c),SBLOCK::S(C)
- B(g);N_GUARD::B(F)
- S(b);OGATE::QAR2(H)
- S(b);N_SPINS(c),SBLOCK::S(C)
- P(e);::QAB(H),XP(e)
- Refutation
- R(h);
- Try
- Q(H);XP(e)
- Threat
- DUALS(4)
- Vars
- B(d);N_SPINS(c)::S(C)
- S(b);N_SPINS(c)::S(C)
- Refutation
- S(b);XQ(H)
- Try
- Q(H);XR(h)
- Threat
- QAB(H)
- Vars
- B(d);N_SPINS(c),SBLOCK::S(C)
- B(g);N_GUARD::B(F)
- S(b);OGATE::QAB1(H)
- P(e);::QAB(H),XP(e)
- Refutation
- R(i);XQ(H)
- Try
- Actual
- B(F);
- Threat
- B(F)
- Vars
- B(d);N_SPINS(c),SBLOCK::S(C)
- B(g);N_GUARD::B(F)
- S(b);OGATE::QAR2(H)
- S(b);N_SPINS(c),SBLOCK::S(C)
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