MESON Chess Problem Database
Problem Display
PID: 53072 (8/N1K1p3/1p2PR2/RQn1kbP1/4Prp1/2P2p2/1Nnbr3/1B3q2 w - - 0 1)
Buchwald, Julius
1st Prize, Kamraterna Chess Club, 1949
#2
11 + 12
| 70 | American Chess Problemist | 1949 |
| 268 | Chess Life | 1953 |
| 5759 | Selected Compositions of Julius Buchwald | 2005 |
SOLUTION
- SOUND
- Sets
- 1...Sa1
- 2.Sc4#
- 2.Sc6#
- 1...Se1
- 2.Sc4#
- 2.Sc6#
- 1...Sa3
- 2.Sc6#
- 1...Se3
- 2.Sc6#
- 1...Sb4
- 2.Sc4#
- 1...Sd4
- 2.Sc4#
- 1...Sa1
- Tries
- 1.Qd3?
- threat
- 2.Sc4#
- 2.Sc6#
- 2.Qd5#
- 1...Rexe4
- 2.Sc6#
- 1...Bxe4
- 2.Sc4#
- 1...Bxe6
- 2.Sc6#
- 1...exf6
- 2.Qd5#
- 1...Sa3
- 2.Sc6#
- 2.Qd4#
- 2.Qd5#
- 1...Se3
- 2.Sc6#
- 2.Qd4#
- 1...Sb4
- 2.Sc4#
- 2.Qd4#
- 1...Sd4
- 2.Sc4#
- 2.Qxd4#
- 2.cxd4#
- 1...b5
- 2.Sc6#
- 2.Qd5#
- 1...Rfxe4!
- threat
- 1.Qc4?
- threat
- 2.Sd3#
- 2.Sc6#
- 2.Qd5#
- 1...Rexe4
- 2.Sc6#
- 1...Rfxe4
- 2.Sd3#
- 1...Bxe6
- 2.Sd3#
- 2.Sc6#
- 2.Rxe6#
- 2.Qxe6#
- 1...bxa5
- 2.Sc6#
- 2.Qd5#
- 1...Re1
- 2.Sc6#
- 2.Qd5#
- 1...Rf2
- 2.Sc6#
- 2.Qd5#
- 1...Rg2
- 2.Sc6#
- 2.Qd5#
- 1...Rh2
- 2.Sc6#
- 2.Qd5#
- 1...Re3
- 2.Sc6#
- 2.Qd5#
- 1...Se1
- 2.Sc6#
- 2.Qd5#
- 2.Qd4#
- 1...Se3
- 2.Sd3#
- 2.Sc6#
- 2.Qd4#
- 1...Sb4
- 2.Qd4#
- 1...Sd4
- 2.Qd5#
- 2.Qxd4#
- 2.cxd4#
- 1...b5
- 2.Sc6#
- 2.Qd5#
- 1...Bxe4!
- threat
- 1.Qc6?
- threat
- 2.Sd3#
- 2.Sc4#
- 2.Qd5#
- 1...Rfxe4
- 2.Sd3#
- 1...Bxc3
- 2.Qd5#
- 1...Bxe4
- 2.Sc4#
- 1...Bxe6
- 2.Sd3#
- 2.Rxe6#
- 2.Qxe6#
- 1...bxa5
- 2.Sc4#
- 2.Qd5#
- 1...Re1
- 2.Qd5#
- 1...Rf2
- 2.Qd5#
- 1...Rg2
- 2.Qd5#
- 1...Rh2
- 2.Qd5#
- 1...Re3
- 2.Qd5#
- 1...Se1
- 2.Sc4#
- 2.Qd5#
- 1...Sa3
- 2.Sd3#
- 2.Qd5#
- 1...Se3
- 2.Sd3#
- 1...Sb4
- 2.Sc4#
- 1...b5
- 2.Qd5#
- 1...Rexe4!
- threat
- 1.Qxc5+?
- 1...Kxe4
- 2.Bxc2#
- 2.Ra4#
- 2.Qd4#
- 2.Qe5#
- 1...bxc5!
- 1...Kxe4
- 1.Qd3?
- Keys
- 1.Qd7!
- threat
- 2.Qd5#
- 1...Kxe4
- 2.Qd4#
- 1...Rexe4
- 2.Sc6#
- 1...Rfxe4
- 2.Sd3#
- 1...Bxe4
- 2.Sc4#
- 1...Bxe6
- 2.Rxe6#
- 2.Qxe6#
- 1...Se3
- 2.Sc6#
- 2.Qd4#
- 1...Sb4
- 2.Sc4#
- 2.Qd4#
- threat
- 1.Qd7!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 4
- REMOVED MATES = 4
- Sets
- S(b);::S(J)
- S(b);::S(B)
- Tries
- Try
- Q(F);
- Threat
- DUALS(3)
- Vars
- R(d);XP(D)::S(J)
- B(j);XP(D)::S(B)
- B(j);XP(H)::S(J)
- P(l);XR(I)::QAR1(F)
- Refutation
- R(f);XP(D)
- Try
- Q(F);
- Threat
- DUALS(3)
- Vars
- R(d);XP(D)::S(J)
- R(f);XP(D)::S(B)
- S(b);N_GUARD::QAB1(F)
- Refutation
- B(j);XP(D)
- Try
- Q(F);
- Threat
- DUALS(3)
- Vars
- R(f);XP(D)::S(B)
- B(c);XP(C)::QAR1(F)
- B(j);XP(D)::S(B)
- R(d);::QAR1(F)
- S(b);::S(B)
- P(k);N_SPINS(h)::QAR1(F)
- Refutation
- R(d);XP(D)
- Try
- Q(F);CHECK,XS(h)
- Refutation
- P(k);P_SPINP(k),XQ(F)
- Try
- Actual
- Q(F);
- Threat
- QAR1(F)
- Vars
- K(i);N_SPINS(h),P-FLIGHT,P_SPINS(b),XP(D)::QAR1(F)
- R(d);SBLOCK,XP(D)::S(J)
- R(f);SBLOCK,XP(D)::S(B)
- B(j);SBLOCK,XP(D)::S(B)
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