MESON Chess Problem Database
Problem Display
PID: 137016 (q2rb3/3n2K1/3p4/4N1R1/1P1pkp2/1B2Np2/5B2/1n1R4 w - - 0 1)
Pilchenko, Viacheslav Karlovich
2nd Prize, Sachsische Zeitung, 2004
#2
8 + 10
| 23 | Die Schwalbe | 2010 |
SOLUTION
- SOUND
- Sets
- 1...Qd5
- 2.Bxd5#
- 1...Qa1
- 2.Bd5#
- 1...Qa3
- 2.Bd5#
- 1...Qa4
- 2.Bd5#
- 1...Qa6
- 2.Bd5#
- 1...Qa7
- 2.Bd5#
- 1...Qb8
- 2.Bd5#
- 1...Qc8
- 2.Bd5#
- 1...dxe3
- 2.Bc2#
- 1...Qd5
- Tries
- 1.Sf1?
- threat
- 2.Re1#
- 2.Rxd4#
- 1...Sxe5
- 2.Rxd4#
- 1...Qd5
- 2.Re1#
- 1...Qa1
- 2.Re1#
- 1...Qa2
- 2.Rxd4#
- 1...Qa6
- 2.Rxd4#
- 1...Qa7
- 2.Re1#
- 1...Sd2
- 2.Sxd2#
- 2.Re1#
- 1...Sc3
- 2.Sd2#
- 2.Rxd4#
- 1...d3
- 2.Re1#
- 1...dxe5!
- threat
- 1.Sc2?
- threat
- 2.Re1#
- 2.Rxd4#
- 1...Sxe5
- 2.Rxd4#
- 1...Qd5
- 2.Re1#
- 1...Qa1
- 2.Re1#
- 1...Qa6
- 2.Rxd4#
- 1...Qa7
- 2.Re1#
- 1...Sd2
- 2.Re1#
- 1...Sc3
- 2.Rxd4#
- 1...d3
- 2.Re1#
- 1...dxe5!
- threat
- 1.Sg2?
- threat
- 2.Re1#
- 2.Rxd4#
- 1...Sxe5
- 2.Rxd4#
- 1...Qd5
- 2.Re1#
- 1...Qa1
- 2.Re1#
- 1...Qa2
- 2.Rxd4#
- 1...Qa6
- 2.Rxd4#
- 1...Qa7
- 2.Re1#
- 1...Sd2
- 2.Re1#
- 1...Sc3
- 2.Rxd4#
- 1...d3
- 2.Re1#
- 1...dxe5!
- threat
- 1.S3g4?
- threat
- 2.Re1#
- 2.Rxd4#
- 1...Sxe5
- 2.Sf6#
- 2.Rxd4#
- 1...Qd5
- 2.Re1#
- 1...Qa1
- 2.Re1#
- 1...Qa2
- 2.Rxd4#
- 1...Qa6
- 2.Rxd4#
- 1...Qa7
- 2.Re1#
- 1...Sd2
- 2.Re1#
- 1...Sc3
- 2.Rxd4#
- 1...d3
- 2.Re1#
- 1...dxe5!
- threat
- 1.Sd5?
- threat
- 2.Re1#
- 2.Rxd4#
- 1...Qxd5
- 2.Re1#
- 1...Sxe5
- 2.Sf6#
- 2.Rxd4#
- 1...Qa1
- 2.Re1#
- 1...Qa2
- 2.Rxd4#
- 1...Qa6
- 2.Rxd4#
- 1...Qa7
- 2.Re1#
- 1...Sd2
- 2.Re1#
- 1...Sc3
- 2.Rxd4#
- 1...d3
- 2.Re1#
- 1...dxe5!
- threat
- 1.Sf5?
- threat
- 2.Sxd6#
- 2.Re1#
- 1...Kxe5
- 2.Sg3#
- 1...Sxe5
- 2.Rxd4#
- 1...dxe5
- 2.Sd6#
- 1...Qd5
- 2.Re1#
- 1...Qc6
- 2.Re1#
- 1...Qa2
- 2.Sxd6#
- 1...Qb8
- 2.Re1#
- 1...Sc3
- 2.Sxd6#
- 1...Sc5
- 2.Re1#
- 1...Sb6
- 2.Re1#
- 1...Sf6
- 2.Re1#
- 1...Sb8
- 2.Re1#
- 1...Sf8
- 2.Re1#
- 1...d5
- 2.Sd6#
- 2.Re1#
- 1...Qa6!
- threat
- 1.Sf1?
- Keys
- 1.S3c4!
- threat
- 2.Sxd6#
- 2.Rxd4#
- 1...Kd5
- 2.Sd2#
- 1...Sxe5
- 2.Rxd4#
- 1...dxe5
- 2.Sd6#
- 1...Qd5
- 2.Re1#
- 1...Qc6
- 2.Rxd4#
- 1...Qa1
- 2.Sxd6#
- 1...Qa6
- 2.Rxd4#
- 1...Qa7
- 2.Sxd6#
- 1...Qb8
- 2.Rxd4#
- 1...Sd2
- 2.Sxd2#
- 2.Sxd6#
- 1...Sc5
- 2.Rxd4#
- 1...Sb6
- 2.Rxd4#
- 1...Sf6
- 2.Rxd4#
- 1...Sb8
- 2.Rxd4#
- 1...Sf8
- 2.Rxd4#
- 1...d3
- 2.Sxd6#
- 1...d5
- 2.Sd6#
- 2.Re1#
- 2.Rxd4#
- threat
- 1.S3c4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 5
- ADDED MATES = 10
- REMOVED MATES = 4
- Sets
- Q(h);N_GUARD::B(C),XQ(h)
- Q(h);N_GUARD::B(C)
- P(c);N_GUARD,XS(D)::B(C)
- Tries
- Try
- S(D);
- Threat
- DUALS(2)
- Vars
- S(g);XS(F)::R1(A),XP(c)
- Q(h);::R(A)
- Q(h);::R1(A),XP(c)
- P(c);::R(A)
- Refutation
- P(f);XS(F)
- Try
- S(D);
- Threat
- DUALS(2)
- Vars
- S(g);XS(F)::R1(A),XP(c)
- Q(h);::R(A)
- Q(h);::R1(A),XP(c)
- S(a);::R(A)
- S(a);::R1(A),XP(c)
- P(c);::R(A)
- Refutation
- P(f);XS(F)
- Try
- S(D);
- Threat
- DUALS(2)
- Vars
- S(g);XS(F)::R1(A),XP(c)
- Q(h);::R(A)
- Q(h);::R1(A),XP(c)
- S(a);::R(A)
- S(a);::R1(A),XP(c)
- P(c);::R(A)
- Refutation
- P(f);XS(F)
- Try
- S(D);
- Threat
- DUALS(2)
- Vars
- Q(h);::R(A)
- Q(h);::R1(A),XP(c)
- S(a);::R(A)
- S(a);::R1(A),XP(c)
- P(c);::R(A)
- Refutation
- P(f);XS(F)
- Try
- S(D);
- Threat
- DUALS(2)
- Vars
- Q(h);XS(D)::R(A)
- Q(h);::R(A)
- Q(h);::R1(A),XP(c)
- S(a);::R(A)
- S(a);::R1(A),XP(c)
- P(c);::R(A)
- Refutation
- P(f);XS(F)
- Try
- S(D);
- Threat
- DUALS(2)
- Vars
- K(d);P-FLIGHT,XS(F)::R(G)+S(D)
- S(g);SBLOCK,XS(F)::R1(A),XP(c)
- P(f);XS(F)::S(D)
- Q(h);::R(A)
- Q(h);::S(D),XP(f)
- S(a);::S(D),XP(f)
- S(g);::R(A)
- Refutation
- Q(h);
- Try
- Actual
- S(D);
- Threat
- DUALS(2)
- Vars
- K(d);P_SPINP(c),S_FLIGHT::B(C)+S(D)
- S(g);XS(F)::R1(A),XP(c)
- P(f);XS(F)::S(D)
- Q(h);SBLOCK::R(A)
- Q(h);::R1(A),XP(c)
- Q(h);::S(D),XP(f)
- S(g);::R1(A),XP(c)
- P(c);::S(D),XP(f)
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