MESON Chess Problem Database
Problem Display
PID: 80474 (4Qr2/nq1Pbp2/1p2Br2/R7/1P5R/1p2Nk2/3Pp1N1/4B2K w - - 0 1)
Pituk, Alexander
Freie Presse, 1994
#2
11 + 10
| 6114 | Problemschach-Jahrbuch (1994) | 1995 |
SOLUTION
- SOUND
- Sets
- 1...Qe4
- 2.Rh3#
- 1...Qd5
- 2.Bxd5#
- 1...Qa6
- 2.Bd5#
- 1...Qc8
- 2.Bd5#
- 1...Qc7
- 2.Bd5#
- 1...Qb8
- 2.Bd5#
- 1...Rf4
- 2.Rxf4#
- 1...Rf5
- 2.Rxf5#
- 1...Rxe6
- 2.Rf4#
- 2.Rf5#
- 1...Rg6
- 2.Rf4#
- 2.Rf5#
- 1...Rh6
- 2.Rf5#
- 1...Bxb4
- 2.Bg4#
- 1...Bc5
- 2.Bg4#
- 1...Bd6
- 2.Bg4#
- 1...Bd8
- 2.Bg4#
- 1...Sc6
- 2.Bd5#
- 1...fxe6
- 2.Qh5#
- 1...Qe4
- Tries
- 1.Sf5?
- threat
- 2.Sd4#
- 2.Rf4#
- 1...Qxd7
- 2.Rf4#
- 1...Rxf5
- 2.Rxf5#
- 1...Qd5
- 2.Bxd5#
- 2.Rf4#
- 1...Qc7
- 2.Sd4#
- 2.Bd5#
- 1...Qb8
- 2.Sd4#
- 2.Bd5#
- 1...Rh6
- 2.Sd4#
- 1...Rh8
- 2.Sd4#
- 1...Bc5
- 2.Rf4#
- 1...Bd6
- 2.Sd4#
- 1...Sb5
- 2.Rf4#
- 1...Sc6
- 2.Bd5#
- 2.Rf4#
- 1...Qe4!
- threat
- 1.Re5?
- threat
- 2.Bg4#
- 2.Rh3#
- 1...Qxd7
- 2.Rh3#
- 1...Rxe6
- 2.Rh3#
- 2.Rf4#
- 2.Rf5#
- 1...fxe6
- 2.Rh3#
- 2.Qh5#
- 1...Qe4
- 2.Rh3#
- 1...Rf4
- 2.Rh3#
- 2.Rxf4#
- 1...Rf5
- 2.Rh3#
- 2.Rxf5#
- 1...Rg6
- 2.Rf4#
- 2.Rf5#
- 1...Rh6
- 2.Bg4#
- 2.Rf5#
- 1...Rh8
- 2.Bg4#
- 1...Rg8!
- threat
- 1.Rg5?
- threat
- 2.Rg3#
- 1...Rf4
- 2.Rxf4#
- 1...Qc7
- 2.Bd5#
- 1...Qb8
- 2.Bd5#
- 1...Rg6
- 2.Rf4#
- 2.Rf5#
- 1...Bd6
- 2.Bg4#
- 1...Rg8!
- threat
- 1.Qxe7?
- threat
- 2.Bg4#
- 2.Qxf6#
- 1...Qxd7
- 2.Qxf6#
- 1...Rxe6
- 2.Rf4#
- 2.Rf5#
- 1...Rf4
- 2.Rxf4#
- 1...Rg8
- 2.Qxf6#
- 1...Qe4
- 2.Rh3#
- 1...Qd5
- 2.Bg4#
- 2.Bxd5#
- 1...Qc7
- 2.Bg4#
- 2.Bd5#
- 1...Qb8
- 2.Bg4#
- 2.Bd5#
- 1...Rf5
- 2.Rxf5#
- 1...Rg6
- 2.Rf4#
- 2.Rf5#
- 1...Rh6
- 2.Bg4#
- 2.Rf5#
- 1...fxe6!
- threat
- 1.d3?
- threat
- 2.Bg4#
- 2.Rh3#
- 1...Qxd7
- 2.Rh3#
- 1...Rxe6
- 2.Rh3#
- 2.Rf4#
- 2.Rf5#
- 1...fxe6
- 2.Rh3#
- 2.Qh5#
- 1...Qe4
- 2.Rh3#
- 1...Qc7
- 2.Bg4#
- 2.Bd5#
- 1...Qb8
- 2.Bg4#
- 2.Bd5#
- 1...Rf4
- 2.Rh3#
- 2.Rxf4#
- 1...Rf5
- 2.Rh3#
- 2.Rxf5#
- 1...Rg6
- 2.Rf4#
- 2.Rf5#
- 1...Rh6
- 2.Bg4#
- 2.Rf5#
- 1...Rh8
- 2.Bg4#
- 1...Bd6
- 2.Bg4#
- 1...Rg8!
- threat
- 1.Sf5?
- Keys
- 1.Sc4!
- threat
- 2.Se5#
- 1...Rxe6
- 2.Rf4#
- 2.Rf5#
- 1...Rf4
- 2.Rxf4#
- 1...Qe4
- 2.Rh3#
- 1...Qd5
- 2.Bxd5#
- 1...Qc7
- 2.Bd5#
- 1...Qb8
- 2.Bd5#
- 1...Rf5
- 2.Rxf5#
- 1...Bd6
- 2.Bg4#
- 1...Sc6
- 2.Bd5#
- threat
- 1.Sc4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 7
- Sets
- Q(g);SBLOCK::R(G)
- Q(g);N_GUARD::B(I),XQ(g)
- Q(g);N_GUARD::B(I)
- R(e);N_GUARD::R1(G),XR(e)
- R(e);N_GUARD::R(H),XR(e)
- R(e);N_GUARD,P_PINR(G)::R(H)
- B(h);XP(F)::B(I)
- B(h);::B(I)
- S(f);S_CUTQ(g)::B(I)
- P(i);OGATE,XB(I)::QAB(K)
- Tries
- Try
- S(E);
- Threat
- DUALS(2)
- Vars
- Q(g);XP(J)::R1(G)
- R(e);OGATE,XS(E)::R(H),XR(e)
- R(e);P_PINR(G)::S(E)
- R(j);P_PINR(G)::S(E)
- B(h);::R1(G)
- B(h);::S(E)
- S(f);::R1(G)
- Refutation
- Q(g);
- Try
- R(H);
- Threat
- DUALS(2)
- Vars
- Q(g);XP(J)::R(G)
- Q(g);::R(G)
- R(j);P_PINR(G)::B(I)
- Refutation
- R(j);
- Try
- R(H);
- Threat
- R1(H)
- Vars
- R(e);N_GUARD::R1(G),XR(e)
- Q(g);N_GUARD::B(I)
- B(h);::B(I)
- Refutation
- R(j);
- Try
- Q(K);XB(h)
- Threat
- DUALS(2)
- Vars
- Q(g);XP(J)::QAR(K),XR(e)
- R(e);N_GUARD::R1(G),XR(e)
- R(j);::QAR(K),XR(e)
- Q(g);SBLOCK::R(G)
- R(e);N_GUARD::R(H),XR(e)
- Refutation
- P(i);XB(I)
- Try
- P(C);
- Threat
- DUALS(2)
- Vars
- Q(g);XP(J)::R(G)
- Q(g);::R(G)
- R(j);P_PINR(G)::B(I)
- B(h);::B(I)
- Refutation
- R(j);
- Try
- Actual
- S(E);
- Threat
- S(E)
- Vars
- R(e);N_GUARD::R1(G),XR(e)
- Q(g);SBLOCK::R(G)
- Q(g);N_GUARD::B(I),XQ(g)
- Q(g);N_GUARD::B(I)
- R(e);N_GUARD::R(H),XR(e)
- B(h);::B(I)
- S(f);S_CUTQ(g)::B(I)
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