MESON Chess Problem Database
Problem Display
PID: 56928 (K1B2Bb1/8/2pR4/3PkN2/4P2p/bN6/1p2RQ2/1qr3r1 w - - 0 1)
Pankratiev, Aleksandr Nikolaevich
Troll, 1994
#2
10 + 9
| 6114 | Problemschach-Jahrbuch (1994) | 1995 |
SOLUTION
- SOUND
- Sets
- 1...Rd1
- 2.Bg7#
- 2.Qh2#
- 1...Re1
- 2.Bg7#
- 2.Qh2#
- 1...Rf1
- 2.Bg7#
- 1...Rh1
- 2.Bg7#
- 1...Rg7
- 2.Bxg7#
- 1...Be6
- 2.Rxe6#
- 1...Bh7
- 2.Re6#
- 1...Rd1
- Tries
- 1.Se3?
- threat
- 2.Qf5#
- 1...Kxe4
- 2.Qf5#
- 1...Qxe4
- 2.Qf6#
- 1...Rcf1
- 2.Sc4#
- 1...Rgf1
- 2.Sg4#
- 1...Be6
- 2.Rxe6#
- 1...Bh7
- 2.Re6#
- 1...Rg5!
- threat
- 1.Sfd4?
- threat
- 2.Qf5#
- 2.Qf6#
- 1...Bxd6
- 2.Qf5#
- 1...Rcf1
- 2.Sxc6#
- 1...Rg5
- 2.Qf6#
- 1...Rg6
- 2.Qf5#
- 1...Be6
- 2.Rxe6#
- 1...Bh7
- 2.Re6#
- 2.Qf6#
- 1...Rgf1!
- threat
- 1.Sxh4?
- threat
- 2.Qf5#
- 2.Qf6#
- 1...Bxd6
- 2.Qf5#
- 1...Rgf1
- 2.Sg6#
- 1...Rg5
- 2.Qf6#
- 1...Rg6
- 2.Sxg6#
- 2.Qf5#
- 1...Be6
- 2.Rxe6#
- 1...Bh7
- 2.Re6#
- 2.Qf6#
- 1...Rcf1!
- threat
- 1.Sh6?
- threat
- 2.Qf5#
- 2.Qf6#
- 1...Bxd6
- 2.Qf5#
- 1...Rgf1
- 2.Sg4#
- 1...Rg5
- 2.Qf6#
- 1...Rg6
- 2.Qf5#
- 1...Be6
- 2.Rxe6#
- 1...Bh7
- 2.Sf7#
- 2.Re6#
- 2.Qf6#
- 1...Rcf1!
- threat
- 1.Bh6?
- threat
- 2.Bf4#
- 2.Qd4#
- 2.Qf4#
- 1...Bxd6
- 2.Qd4#
- 1...Be6
- 2.Rxe6#
- 2.Qd4#
- 1...Rcf1
- 2.Bf4#
- 2.Qd4#
- 1...Qd3
- 2.Bf4#
- 2.Qf4#
- 1...Rcd1
- 2.Bf4#
- 2.Qf4#
- 1...Rc4
- 2.Bf4#
- 2.Qf4#
- 1...Rgd1
- 2.Bf4#
- 2.Bg7#
- 2.Qh2#
- 2.Qf4#
- 1...Rgf1
- 2.Bf4#
- 2.Bg7#
- 2.Qd4#
- 1...Rg4
- 2.Qd4#
- 1...Bc5
- 2.Bf4#
- 2.Qf4#
- 1...c5
- 2.Bf4#
- 2.Qf4#
- 1...Rg5!
- threat
- 1.Se3?
- Keys
- 1.Se7!
- threat
- 2.Qf6#
- 1...Kxd6
- 2.Qf4#
- 1...Bxd6
- 2.Qf5#
- 1...Rcf1
- 2.Sxc6#
- 1...Rgf1
- 2.Sg6#
- 1...Rg6
- 2.Sxg6#
- 1...Be6
- 2.Rxe6#
- threat
- 1.Se7!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 1
- ADDED MATES = 4
- REMOVED MATES = 3
- Sets
- R(c);N_GUARD::B(J)
- R(c);N_GUARD::B(J),XR(c)
- B(i);N_GUARD::R1(G),XB(i)
- B(i);N_GUARD::R1(G)
- Tries
- Try
- S(F);
- Threat
- QAR1(B)
- Vars
- K(g);P-FLIGHT,XP(D)::QAB1(B)
- Q(a);SBLOCK,XP(D)::QAB1(B)
- R(b);N_GUARD::S(F)
- R(c);N_GUARD::S(F)
- B(i);N_GUARD::R1(G),XB(i)
- B(i);N_GUARD::R1(G)
- Refutation
- R(c);
- Try
- S(F);
- Threat
- DUALS(2)
- Vars
- B(e);XR(G)::QAR1(B)
- R(b);N_GUARD::S(F),XP(h)
- R(c);::QAB1(B)
- R(c);::QAR1(B)
- B(i);N_GUARD::R1(G),XB(i)
- Refutation
- R(c);
- Try
- S(F);XP(f)
- Threat
- DUALS(2)
- Vars
- B(e);XR(G)::QAR1(B)
- R(c);N_GUARD::S(F)
- R(c);::QAB1(B)
- B(i);N_GUARD::R1(G),XB(i)
- Refutation
- R(b);
- Try
- S(F);
- Threat
- DUALS(2)
- Vars
- B(e);XR(G)::QAR1(B)
- R(c);N_GUARD::S(F)
- R(c);::QAB1(B)
- R(c);::QAR1(B)
- B(i);N_GUARD::R1(G),XB(i)
- Refutation
- R(b);
- Try
- B(J);
- Threat
- DUALS(3)
- Vars
- B(e);XR(G)::QAB1(B)
- R(c);::QAB1(B)
- Refutation
- R(c);
- Try
- Actual
- S(F);
- Threat
- QAB1(B)
- Vars
- K(g);S_FLIGHT,XR(G)::QAB(B)
- B(e);SBLOCK,XR(G)::QAR1(B)
- R(b);N_GUARD::S(F),XP(h)
- R(c);N_GUARD::S(F)
- R(c);N_GUARD::S(F),XR(c)
- B(i);N_GUARD::R1(G),XB(i)
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