MESON Chess Problem Database
Problem Display
PID: 245328 (6N1/KR1p4/2kp2nr/2p2R2/bp1Bp3/p4p2/3Q4/8 w - - 0 1)
Onkoud, Abdelaziz
Sachove umeni (Ceskoslovensky sach), 2007
#2
6 + 11
| 15148 | Sadier Collection | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Sf4
- 2.Se7#
- 1...Sh4
- 2.Se7#
- 1...Se5
- 2.Se7#
- 1...Se7
- 2.Sxe7#
- 1...Sf8
- 2.Se7#
- 1...Sh8
- 2.Se7#
- 1...Sf4
- Tries
- 1.Ba1?
- threat
- 2.Qd5#
- 1...d5
- 2.Qxd5#
- 1...Sf4
- 2.Se7#
- 1...Se5
- 2.Se7#
- 1...Se7
- 2.Sxe7#
- 1...Bb3!
- threat
- 1.Bg1?
- threat
- 2.Qd5#
- 1...d5
- 2.Qxd5#
- 1...Sf4
- 2.Se7#
- 1...Se5
- 2.Se7#
- 1...Se7
- 2.Sxe7#
- 1...Bb3!
- threat
- 1.Bb2?
- threat
- 2.Qd5#
- 1...d5
- 2.Qxd5#
- 1...Sf4
- 2.Se7#
- 1...Se5
- 2.Se7#
- 1...Se7
- 2.Sxe7#
- 1...Bb3!
- threat
- 1.Bf2?
- threat
- 2.Qd5#
- 1...d5
- 2.Qxd5#
- 1...Sf4
- 2.Se7#
- 1...Se5
- 2.Se7#
- 1...Se7
- 2.Sxe7#
- 1...Bb3!
- threat
- 1.Bc3?
- threat
- 2.Qd5#
- 1...d5
- 2.Qxd5#
- 1...Sf4
- 2.Se7#
- 1...Se5
- 2.Se7#
- 1...Se7
- 2.Sxe7#
- 1...Bb3!
- threat
- 1.Be3?
- threat
- 2.Qd5#
- 1...d5
- 2.Qxd5#
- 1...Sf4
- 2.Se7#
- 1...Se5
- 2.Se7#
- 1...Se7
- 2.Sxe7#
- 1...Bb3!
- threat
- 1.Bxc5?
- threat
- 2.Qd5#
- 2.Qxd6#
- 1...dxc5
- 2.Qd5#
- 2.Qxd7#
- 1...d5
- 2.Qxd5#
- 1...Bb3
- 2.Qxd6#
- 1...Sf4
- 2.Se7#
- 1...Sh4
- 2.Se7#
- 2.Qd5#
- 1...Se7
- 2.Sxe7#
- 1...Sf8
- 2.Se7#
- 2.Qd5#
- 1...Sh8
- 2.Se7#
- 2.Qd5#
- 1...Se5!
- threat
- 1.Bf6?
- threat
- 2.Qd5#
- 1...d5
- 2.Qxd5#
- 1...Sf4
- 2.Se7#
- 1...Se5
- 2.Se7#
- 1...Se7
- 2.Sxe7#
- 1...Bb3!
- threat
- 1.Bg7?
- threat
- 2.Qd5#
- 1...d5
- 2.Qxd5#
- 1...Sf4
- 2.Se7#
- 1...Se5
- 2.Se7#
- 1...Se7
- 2.Sxe7#
- 1...Bb3!
- threat
- 1.Bh8?
- threat
- 2.Qd5#
- 1...d5
- 2.Qxd5#
- 1...Sf4
- 2.Se7#
- 1...Se5
- 2.Se7#
- 1...Se7
- 2.Sxe7#
- 1...Bb3!
- threat
- 1.Qxb4?
- threat
- 2.Qxa4#
- 2.Qb6#
- 1...Se5
- 2.Se7#
- 1...d5
- 2.Qxc5#
- 2.Qb6#
- 1...Bb3
- 2.Qb5#
- 2.Qb6#
- 1...Bd1
- 2.Qb5#
- 2.Qb6#
- 1...Bc2
- 2.Qb5#
- 2.Qb6#
- 1...Bb5
- 2.Qxb5#
- 1...cxb4!
- threat
- 1.Qe2?
- threat
- 2.Qa6#
- 1...Se5
- 2.Se7#
- 1...Bb5
- 2.Qxb5#
- 1...c4
- 2.Qxc4#
- 1...fxe2!
- threat
- 1.Qd3?
- threat
- 2.Qa6#
- 1...Se5
- 2.Se7#
- 1...Bb5
- 2.Qxb5#
- 1...c4
- 2.Qxc4#
- 1...exd3!
- threat
- 1.Ba1?
- Keys
- 1.Be5!
- threat
- 2.Qxd6#
- 1...Sxe5
- 2.Se7#
- 1...dxe5
- 2.Qxd7#
- 1...Sf4
- 2.Se7#
- 1...Sh4
- 2.Se7#
- 1...Se7
- 2.Sxe7#
- 1...Sf8
- 2.Se7#
- 1...Sh8
- 2.Se7#
- 1...d5
- 2.Rb6#
- threat
- 1.Be5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- S(i);N_GUARD::S(F)
- S(i);N_GUARD::S(F),XS(i)
- Tries
- Try
- B(B);
- Threat
- QAB1(A)
- Vars
- P(h);::QAB1(A),XP(h)
- S(i);N_GUARD::S(F)
- S(i);N_GUARD::S(F),XS(i)
- Refutation
- B(c);
- Try
- B(B);
- Threat
- QAB1(A)
- Vars
- P(h);::QAB1(A),XP(h)
- S(i);N_GUARD::S(F)
- S(i);N_GUARD::S(F),XS(i)
- Refutation
- B(c);
- Try
- B(B);
- Threat
- QAB1(A)
- Vars
- P(h);::QAB1(A),XP(h)
- S(i);N_GUARD::S(F)
- S(i);N_GUARD::S(F),XS(i)
- Refutation
- B(c);
- Try
- B(B);
- Threat
- QAB1(A)
- Vars
- P(h);::QAB1(A),XP(h)
- S(i);N_GUARD::S(F)
- S(i);N_GUARD::S(F),XS(i)
- Refutation
- B(c);
- Try
- B(B);
- Threat
- QAB1(A)
- Vars
- P(h);::QAB1(A),XP(h)
- S(i);N_GUARD::S(F)
- S(i);N_GUARD::S(F),XS(i)
- Refutation
- B(c);
- Try
- B(B);
- Threat
- QAB1(A)
- Vars
- P(h);::QAB1(A),XP(h)
- S(i);N_GUARD::S(F)
- S(i);N_GUARD::S(F),XS(i)
- Refutation
- B(c);
- Try
- B(B);XP(f)
- Threat
- DUALS(2)
- Vars
- P(h);::QAB1(A),XP(h)
- B(c);::QAR1(A),XP(h)
- S(i);N_GUARD::S(F)
- S(i);N_GUARD::S(F),XS(i)
- Refutation
- S(i);
- Try
- B(B);
- Threat
- QAB1(A)
- Vars
- P(h);::QAB1(A),XP(h)
- S(i);N_GUARD::S(F)
- S(i);N_GUARD::S(F),XS(i)
- Refutation
- B(c);
- Try
- B(B);
- Threat
- QAB1(A)
- Vars
- P(h);::QAB1(A),XP(h)
- S(i);N_GUARD::S(F)
- S(i);N_GUARD::S(F),XS(i)
- Refutation
- B(c);
- Try
- B(B);
- Threat
- QAB1(A)
- Vars
- P(h);::QAB1(A),XP(h)
- S(i);N_GUARD::S(F)
- S(i);N_GUARD::S(F),XS(i)
- Refutation
- B(c);
- Try
- Q(A);XP(d)
- Threat
- DUALS(2)
- Vars
- S(i);N_GUARD::S(F)
- B(c);N_GUARD::QAB1(A),XB(c)
- Refutation
- P(f);XQ(A)
- Try
- Q(A);
- Threat
- QAR2(A)
- Vars
- S(i);N_GUARD::S(F)
- B(c);N_GUARD::QAB1(A),XB(c)
- P(f);OGATEB::QAR2(A),XP(f)
- Refutation
- P(b);XQ(A)
- Try
- Q(A);
- Threat
- QAR2(A)
- Vars
- S(i);N_GUARD::S(F)
- B(c);N_GUARD::QAB1(A),XB(c)
- P(f);OGATEB::QAR2(A),XP(f)
- Refutation
- P(e);XQ(A)
- Try
- Actual
- B(B);
- Threat
- QAR1(A),XP(h)
- Vars
- S(i);N_GUARD,XB(B)::S(F)
- P(h);OGATE,XB(B)::QAB1(A),XP(k)
- S(i);N_GUARD::S(F)
- S(i);N_GUARD::S(F),XS(i)
- P(h);::R1(E)
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