MESON Chess Problem Database
Problem Display
PID: 10635 (1B2Kbq1/4ppp1/3p3R/RB1Nk1P1/P3p2r/3PPQ2/b7/8 w - - 0 1)
Grossman, Itzhak
Hirschenson, Aaron
2nd Prize, Probleemblad, 1966
#2
11 + 10
| 5862 | An ABC of Chess Problems | 1970 |
| 3772 | FIDE Album (1965-1967) | 1976 |
| 3841 | The Art of Israeli Chess Composition | 1983 |
| 4640 | Chess Wizardry: The New ABC of Chess Problems | 1996 |
SOLUTION
- SOUND
- Sets
- 1...Kxd5
- 2.Bd7#
- 1...Rh1
- 2.Qxe4#
- 1...Rh2
- 2.Qxe4#
- 1...Rh3
- 2.Qxe4#
- 1...Rh5
- 2.Qxe4#
- 1...Rxh6
- 2.Qxe4#
- 1...Bxd5
- 2.d4#
- 1...Kxd5
- Tries
- 1.Sc3?
- threat
- 2.Bc4#
- 2.d4#
- 1...Rxh6
- 2.Bc4#
- 2.Qxe4#
- 1...exd3
- 2.Bc4#
- 1...exf3
- 2.Bc4#
- 1...gxh6
- 2.Bc4#
- 1...Rf4
- 2.Bc4#
- 2.Qxf4#
- 1...g6
- 2.Bc4#
- 1...Bc4
- 2.Bxc4#
- 2.d4#
- 1...Bd5
- 2.d4#
- 1...Be6
- 2.d4#
- 1...f5
- 2.d4#
- 1...f6!
- threat
- 1.Sb4?
- threat
- 2.Bc4#
- 2.d4#
- 1...Rxh6
- 2.Bc4#
- 2.Qxe4#
- 1...exd3
- 2.Sxd3#
- 2.Sc6#
- 2.Bc4#
- 1...exf3
- 2.Bc4#
- 1...gxh6
- 2.Bc4#
- 1...Rf4
- 2.Bc4#
- 2.Qxf4#
- 1...g6
- 2.Bc4#
- 1...Bc4
- 2.Bxc4#
- 2.d4#
- 1...Bd5
- 2.d4#
- 1...Be6
- 2.d4#
- 1...f5
- 2.d4#
- 1...f6!
- threat
- 1.Sf4?
- threat
- 2.Bc4#
- 2.Qxe4#
- 1...Kf5
- 2.Bd7#
- 1...Rxf4
- 2.Bc4#
- 1...exd3
- 2.Sxd3#
- 2.Bc4#
- 1...exf3
- 2.Bc4#
- 1...Qh7
- 2.Bc4#
- 1...Bc4
- 2.Bxc4#
- 2.Qxe4#
- 1...Be6
- 2.Qxe4#
- 1...f5
- 2.d4#
- 1...f6
- 2.Qxe4#
- 1...Bd5!
- threat
- 1.Sb6?
- threat
- 2.Bc4#
- 2.d4#
- 1...Rxh6
- 2.Bc4#
- 2.Qxe4#
- 1...exd3
- 2.Sd7#
- 2.Bc4#
- 1...exf3
- 2.Bc4#
- 1...gxh6
- 2.Bc4#
- 1...Rf4
- 2.Bc4#
- 2.Qxf4#
- 1...g6
- 2.Bc4#
- 1...Bc4
- 2.Bxc4#
- 2.d4#
- 1...Bd5
- 2.Sd7#
- 2.d4#
- 1...Be6
- 2.d4#
- 1...f5
- 2.d4#
- 1...f6!
- threat
- 1.Sxe7?
- threat
- 2.Bc4#
- 2.Bxd6#
- 2.Qf5#
- 2.d4#
- 1...Rxh6
- 2.Bc4#
- 2.Qxe4#
- 2.Qf5#
- 1...exd3
- 2.Sc6#
- 2.Bc4#
- 2.Bxd6#
- 2.Qf5#
- 1...exf3
- 2.Bc4#
- 2.Bxd6#
- 1...gxh6
- 2.Bc4#
- 2.Qf5#
- 2.Qf6#
- 1...f6
- 2.Qf5#
- 1...g6
- 2.Bc4#
- 2.Qf6#
- 1...Qh7
- 2.Bc4#
- 2.Bxd6#
- 2.d4#
- 1...Rf4
- 2.Bc4#
- 2.Bxd6#
- 2.Qxf4#
- 2.d4#
- 1...Bc4
- 2.Bxc4#
- 2.Bxd6#
- 2.Qf5#
- 2.d4#
- 1...Bd5
- 2.Bxd6#
- 2.Qf5#
- 2.d4#
- 1...Be6
- 2.d4#
- 1...f5
- 2.Bxd6#
- 2.Qxf5#
- 2.d4#
- 1...Bxe7+!
- threat
- 1.Bc4?
- threat
- 2.Sc3#
- 2.Sb4#
- 2.Sf4#
- 2.Sb6#
- 2.Sf6#
- 2.Sxe7#
- 2.d4#
- 1...Rxh6
- 2.Sc3#
- 2.Sb4#
- 2.Sf4#
- 2.Sb6#
- 2.Sf6#
- 2.Sxe7#
- 2.Qxe4#
- 1...Bxc4
- 2.d4#
- 1...exd3
- 2.Sc3#
- 2.Sb4#
- 2.Sf4#
- 2.Sb6#
- 2.Sf6#
- 2.Sxe7#
- 1...exf3
- 2.Sc3#
- 2.Sb4#
- 2.Sf4#
- 2.Sb6#
- 2.Sf6#
- 2.Sxe7#
- 1...gxh6
- 2.Sc3#
- 2.Sb4#
- 2.Sf4#
- 2.Sb6#
- 2.Sf6#
- 2.Sxe7#
- 1...Rf4
- 2.Sc3#
- 2.Sb4#
- 2.Sxf4#
- 2.Sb6#
- 2.Sf6#
- 2.Sxe7#
- 2.Qxf4#
- 1...g6
- 2.Sc3#
- 2.Sb4#
- 2.Sf4#
- 2.Sb6#
- 2.Sf6#
- 2.Sxe7#
- 1...e6
- 2.Sc3#
- 2.Sb4#
- 2.Sf4#
- 2.Sb6#
- 2.Sf6#
- 2.Se7#
- 2.d4#
- 1...f5
- 2.d4#
- 1...f6!
- threat
- 1.Bd7?
- threat
- 2.Qf5#
- 2.d4#
- 1...exd3
- 2.Qf5#
- 1...Qh7
- 2.d4#
- 1...Rf4
- 2.Qxf4#
- 2.d4#
- 1...e6
- 2.d4#
- 1...f5
- 2.Qxf5#
- 2.d4#
- 1...g6
- 2.d4#
- 1...exf3!
- threat
- 1.Bxd6+?
- 1...Kxd5
- 2.Bd7#
- 1...exd6!
- 1...Kxd5
- 1.Qf4+?
- 1...Kxd5
- 2.Bd7#
- 1...Rxf4!
- 1...Kxd5
- 1.Sc3?
- Keys
- 1.Sf6!
- threat
- 2.Bc4#
- 1...Ke6
- 2.Bd7#
- 1...Bc4
- 2.Bxc4#
- 1...Bd5
- 2.Sd7#
- 1...Be6
- 2.d4#
- threat
- 1.Sf6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 1
- ADDED MATES = 3
- REMOVED MATES = 6
- Sets
- K(d);N_SPINP(e),OGATEB,P-FLIGHT,P_SPINP(b),XS(G)::R(E)+B(F)
- R(c);N_GUARD::QAR1(C),XP(b)
- R(c);N_GUARD,XR(I)::QAR1(C),XP(b)
- B(a);SBLOCK,XS(G)::P(A)
- Tries
- Try
- S(G);
- Threat
- DUALS(2)
- Vars
- P(b);XP(A)::R(E)+B(F)
- P(b);XQ(C)::R(E)+B(F)
- P(h);XR(I)::R(E)+B(F)
- P(h);::R(E)+B(F)
- B(a);::P(A)
- P(g);::P(A)
- Refutation
- P(g);
- Try
- S(G);
- Threat
- DUALS(2)
- Vars
- P(b);XQ(C)::R(E)+B(F)
- P(h);XR(I)::R(E)+B(F)
- P(h);::R(E)+B(F)
- B(a);::P(A)
- P(g);::P(A)
- Refutation
- P(g);
- Try
- S(G);
- Threat
- DUALS(2)
- Vars
- K(d);N_SPINP(e),P-FLIGHT::R(E)+B(F),DCHECK
- R(c);XS(G)::R(E)+B(F)
- P(b);XQ(C)::R(E)+B(F)
- Q(j);::R(E)+B(F)
- B(a);::QAR1(C),XP(b)
- P(g);SBLOCK::P(A)
- P(g);::QAR1(C),XP(b)
- Refutation
- B(a);
- Try
- S(G);
- Threat
- DUALS(2)
- Vars
- P(b);XQ(C)::R(E)+B(F)
- P(h);XR(I)::R(E)+B(F)
- P(h);::R(E)+B(F)
- B(a);::P(A)
- P(g);::P(A)
- Refutation
- P(g);
- Try
- S(G);XP(f)
- Threat
- DUALS(4)
- Vars
- P(g);::QAR1(C)
- B(a);::P(A)
- Refutation
- B(i);CHECK,XS(G)
- Try
- B(F);
- Threat
- DUALS(7)
- Vars
- B(a);XB(F)::P(A)
- P(g);::P(A)
- Refutation
- P(g);
- Try
- B(F);
- Threat
- DUALS(2)
- Vars
- P(b);XP(A)::QAR1(C)
- Q(j);::P(A)
- P(f);::P(A)
- P(h);::P(A)
- Refutation
- P(b);XQ(C)
- Try
- B(J);CHECK,XP(e)
- Vars
- K(d);P-FLIGHT,P_SPINP(b),XS(G)::R(E)+B(F)
- Refutation
- P(f);XB(J)
- Try
- Q(C);CHECK
- Vars
- K(d);N_SPINP(e),P-FLIGHT,XS(G)::R(E)+B(F)
- Refutation
- R(c);XQ(C)
- Try
- Actual
- S(G);
- Threat
- R(E)+B(F)
- Vars
- K(d);N_SPINP(e),P-FLIGHT::B(F)
- B(a);::R(E)+B(F),XB(a)
- B(a);SBLOCK::S(G)
- B(a);SBLOCK::P(A)
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