MESON Chess Problem Database
Problem Display
PID: 89781 (8/K2p4/b7/5N1B/1N1rp3/1qbp4/5R2/4k1BR w - - 0 1)
Dyachuk, Vasyl Vasilovich
Die Schwalbe, 1999
#2
7 + 8
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Tries
- 1.Rf1+?
- 1...Kd2
- 2.Be3#
- 2.Rh2#
- 1...Kxf1!
- 1...Kd2
- 1.Ra2?
- threat
- 2.Bf2#
- 2.Bh2#
- 2.Be3#
- 2.Bxd4#
- 1...Kf1
- 2.Bh2#
- 2.Be3#
- 2.Bxd4#
- 1...Qxa2
- 2.Be3#
- 1...Rxb4
- 2.Bf2#
- 2.Bh2#
- 2.Be3#
- 2.Bd4#
- 2.Bc5#
- 2.Bb6#
- 1...Qc2
- 2.Be3#
- 1...Qb2
- 2.Be3#
- 1...Bb2
- 2.Be3#
- 1...Qg8
- 2.Bf2#
- 1...Rc4
- 2.Bf2#
- 2.Bh2#
- 2.Be3#
- 2.Bd4#
- 2.Bc5#
- 2.Bb6#
- 1...Rd5
- 2.Bf2#
- 2.Bh2#
- 2.Be3#
- 2.Bd4#
- 2.Bc5#
- 2.Bb6#
- 1...Rd6
- 2.Bf2#
- 2.Bh2#
- 2.Be3#
- 2.Bd4#
- 2.Bc5#
- 2.Bb6#
- 1...Bd2
- 2.Be3#
- 2.Bxd4#
- 1...e3
- 2.Bf2#
- 2.Bh2#
- 2.Bxe3#
- 1...d2!
- threat
- 1.Rb2?
- threat
- 2.Bf2#
- 2.Bh2#
- 2.Be3#
- 2.Bxd4#
- 1...Kf1
- 2.Bh2#
- 2.Be3#
- 2.Bxd4#
- 1...Qxb2
- 2.Be3#
- 1...Rxb4
- 2.Bf2#
- 2.Bh2#
- 2.Be3#
- 2.Bd4#
- 2.Bc5#
- 2.Bb6#
- 1...Bxb2
- 2.Be3#
- 1...Qc2
- 2.Be3#
- 1...Qg8
- 2.Bf2#
- 1...Rc4
- 2.Bf2#
- 2.Bh2#
- 2.Be3#
- 2.Bd4#
- 2.Bc5#
- 2.Bb6#
- 1...Rd5
- 2.Bf2#
- 2.Bh2#
- 2.Be3#
- 2.Bd4#
- 2.Bc5#
- 2.Bb6#
- 1...Rd6
- 2.Bf2#
- 2.Bh2#
- 2.Be3#
- 2.Bd4#
- 2.Bc5#
- 2.Bb6#
- 1...Bd2
- 2.Be3#
- 2.Bxd4#
- 1...e3
- 2.Bf2#
- 2.Bh2#
- 2.Bxe3#
- 1...d2!
- threat
- 1.Re2+?
- 1...Kf1
- 2.Se3#
- 2.Sg3#
- 2.Bh2#
- 2.Be3#
- 2.Bxd4#
- 1...dxe2
- 2.Be3#
- 1...Kd1!
- 1...Kf1
- 1.Rg2?
- threat
- 2.Bh2#
- 2.Be3#
- 2.Bxd4#
- 1...Rxb4
- 2.Bh2#
- 2.Be3#
- 2.Bd4#
- 2.Bc5#
- 2.Bb6#
- 1...d2
- 2.Bf2#
- 1...Rc4
- 2.Bh2#
- 2.Be3#
- 2.Bd4#
- 2.Bc5#
- 2.Bb6#
- 1...Rd5
- 2.Bh2#
- 2.Be3#
- 2.Bd4#
- 2.Bc5#
- 2.Bb6#
- 1...Rd6
- 2.Bh2#
- 2.Be3#
- 2.Bd4#
- 2.Bc5#
- 2.Bb6#
- 1...e3
- 2.Bh2#
- 2.Bxe3#
- 1...Kf1!
- threat
- 1.Rfh2?
- threat
- 2.Be3#
- 2.Bxd4#
- 1...Kf1
- 2.Bf2#
- 2.Be3#
- 2.Bxd4#
- 1...Rxb4
- 2.Be3#
- 2.Bd4#
- 2.Bc5#
- 2.Bb6#
- 1...d2
- 2.Bf2#
- 1...Rc4
- 2.Be3#
- 2.Bd4#
- 2.Bc5#
- 2.Bb6#
- 1...Rd5
- 2.Be3#
- 2.Bd4#
- 2.Bc5#
- 2.Bb6#
- 1...Rd6
- 2.Be3#
- 2.Bd4#
- 2.Bc5#
- 2.Bb6#
- 1...e3
- 2.Bxe3#
- 1...Qg8!
- threat
- 1.Rf4?
- threat
- 2.Be3#
- 1...Kd2
- 2.Be3#
- 1...d2
- 2.Bf2#
- 1...e3
- 2.Bxe3#
- 1...Qg8!
- threat
- 1.Rf1+?
- Keys
- 1.Rd2!
- threat
- 2.Be3#
- 1...Kf1
- 2.Bh2#
- 2.Be3#
- 2.Bxd4#
- 1...Kxd2
- 2.Be3#
- 1...Qg8
- 2.Rd1#
- 1...e3
- 2.Bxe3#
- threat
- 1.Rd2!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 0
- Sets
- Tries
- Try
- R(C);CHECK
- Refutation
- K(a);P-FLIGHT,XR(C)
- Try
- R(C);
- Threat
- DUALS(4)
- Vars
- Q(b);XR(C)::R(B)+B(A)
- Q(b);::R(B)+B(A)
- B(c);::R(B)+B(A)
- Q(b);::R(B)+B(A),DCHECK
- Refutation
- P(d);
- Try
- R(C);
- Threat
- DUALS(4)
- Vars
- Q(b);XR(C)::R(B)+B(A)
- B(c);XR(C)::R(B)+B(A)
- Q(b);::R(B)+B(A)
- Q(b);::R(B)+B(A),DCHECK
- Refutation
- P(d);
- Try
- R(C);CHECK
- Vars
- P(d);XR(C)::R(B)+B(A)
- Refutation
- K(a);P-FLIGHT
- Try
- R(C);
- Threat
- DUALS(3)
- Vars
- P(d);SBLOCK::R(B)+B(A),DCHECK
- Refutation
- K(a);P-FLIGHT
- Try
- R(C);
- Threat
- DUALS(2)
- Vars
- P(d);SBLOCK::R(B)+B(A),DCHECK
- P(f);::R(B)+B(A),XP(f)
- Refutation
- Q(b);
- Try
- R(C);
- Threat
- R(B)+B(A)
- Vars
- K(a);S_FLIGHT::B(A)
- P(d);SBLOCK::R(B)+B(A),DCHECK
- P(f);::R(B)+B(A),XP(f)
- Refutation
- Q(b);
- Try
- Actual
- R(C);
- Threat
- R(B)+B(A)
- Vars
- K(a);S_FLIGHT,XR(C)::B(A)
- Q(b);N_GUARD::R1(C)
- P(f);::R(B)+B(A),XP(f)
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