MESON Chess Problem Database
Problem Display
PID: 243925 (K2B2b1/1p4br/7p/NPk5/1pPR4/1Q3n2/3PnN2/4r2q w - - 0 1)
Fleck, Ferenc
Magyar Sakkelet, 1961
#2
9 + 11
| 15148 | Sadier Collection | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Kxd4
- 2.Qe3#
- 1...Bxd4
- 2.Se4#
- 1...Bxc4
- 2.Qxc4#
- 1...Bd5
- 2.Rxd5#
- 1...Sexd4
- 2.Sxb7#
- 1...Kxd4
- Tries
- 1.Be7+?
- 1...Kxd4
- 2.Qe3#
- 1...Kb6!
- 1...Kxd4
- 1.Rd7?
- threat
- 2.Sd3#
- 2.Se4#
- 2.Sxb7#
- 1...Bxc4
- 2.Qxc4#
- 1...Sxd2
- 2.Sd3#
- 1...Bd5
- 2.Rxd5#
- 1...Qh4
- 2.Sd3#
- 2.Sxb7#
- 1...Ra1
- 2.Sd3#
- 2.Se4#
- 1...Sc1
- 2.Sxb7#
- 1...Seg1
- 2.Sd3#
- 2.Sxb7#
- 1...Sc3
- 2.Sd3#
- 2.Sxb7#
- 1...Sg3
- 2.Sd3#
- 2.Sxb7#
- 1...Sed4
- 2.Sd3#
- 2.Sxb7#
- 1...Sf4
- 2.Sxb7#
- 1...Sfg1
- 2.Sd3#
- 1...Sh2
- 2.Sd3#
- 1...Sfd4
- 2.Sd3#
- 1...Sh4
- 2.Sd3#
- 1...Sg5
- 2.Sd3#
- 1...b6
- 2.Sd3#
- 2.Se4#
- 2.Sb7#
- 2.Be7#
- 1...Se5!
- threat
- 1.Qe3?
- threat
- 2.Sd3#
- 2.Se4#
- 2.Sb3#
- 2.Sxb7#
- 2.Rd5#
- 1...Bxd4
- 2.Se4#
- 1...Sexd4
- 2.Se4#
- 1...Sxd2
- 2.Sd3#
- 2.Rd5#
- 1...Sfxd4
- 2.Qe7#
- 1...Bd5
- 2.Rxd5#
- 1...b3
- 2.Sd3#
- 1...Qh4
- 2.Sd3#
- 2.Sb3#
- 2.Sxb7#
- 2.Rd5#
- 1...Ra1
- 2.Sd3#
- 2.Se4#
- 2.Rd5#
- 1...Rb1
- 2.Sd3#
- 2.Se4#
- 2.Sxb7#
- 2.Rd5#
- 1...Be5
- 2.Sd3#
- 2.Se4#
- 2.Sb3#
- 2.Rd5#
- 1...Bf6
- 2.Sd3#
- 2.Se4#
- 2.Sb3#
- 2.Rd5#
- 1...Bf8
- 2.Sd3#
- 2.Se4#
- 2.Sb3#
- 2.Rd5#
- 1...Bh8
- 2.Sd3#
- 2.Se4#
- 2.Sb3#
- 2.Rd5#
- 1...Sc1
- 2.Se4#
- 2.Sxb7#
- 2.Rd5#
- 1...Sc3
- 2.Sd3#
- 2.Sb3#
- 2.Sxb7#
- 2.Rd5#
- 1...Sg3
- 2.Sd3#
- 2.Sb3#
- 2.Sxb7#
- 2.Rd5#
- 1...Sf4
- 2.Se4#
- 2.Sb3#
- 2.Sxb7#
- 2.Rd5#
- 1...Sfg1
- 2.Sd3#
- 2.Sb3#
- 2.Rd5#
- 1...Sh2
- 2.Sd3#
- 2.Sb3#
- 2.Rd5#
- 1...Sh4
- 2.Sd3#
- 2.Sb3#
- 2.Rd5#
- 1...Se5
- 2.Sb3#
- 2.Rd5#
- 1...Sg5
- 2.Sd3#
- 2.Sb3#
- 2.Rd5#
- 1...b6
- 2.Sd3#
- 2.Se4#
- 2.Sb3#
- 2.Sb7#
- 2.Be7#
- 2.Rd5#
- 1...Bxc4!
- threat
- 1.Be7+?
- Keys
- 1.Ka7!
- threat
- 2.Bb6#
- 1...Kxd4
- 2.Qe3#
- 1...Bxd4
- 2.Se4#
- 1...Bxc4
- 2.Qxc4#
- 1...Sexd4
- 2.Sxb7#
- 1...Sfxd4
- 2.Be7#
- 1...Bd5
- 2.Rxd5#
- 1...b6
- 2.Bxb6#
- threat
- 1.Ka7!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- K(f);OGATEB,S_FLIGHT,XR(E)::QAB1(C)
- B(i);SBLOCK,XR(E)::S(B)
- B(k);OGATE,XP(D)::QAR1(C),XB(k)
- B(k);N_GUARD::R1(E),XB(k)
- S(c);SBLOCK,XR(E)::S(F),XP(h)
- Tries
- Try
- B(I);CHECK
- Vars
- K(f);S_FLIGHT,XR(E)::QAB1(C)
- Refutation
- K(f);S_FLIGHT
- Try
- R(E);
- Threat
- DUALS(3)
- Vars
- B(k);OGATE,XP(D)::QAR1(C),XB(k)
- S(d);XP(A)::S(B)
- B(k);N_GUARD::R1(E),XB(k)
- S(c);::S(F),XP(h)
- S(d);::S(B)
- Refutation
- S(d);
- Try
- Q(C);
- Threat
- DUALS(5)
- Vars
- B(i);P_SPINB(i),XR(E)::S(B)
- S(c);P_SPINS(c),XR(E)::S(B)
- S(d);P_SPINS(d),SBLOCK,XR(E)::QAB(C)
- B(k);::QAB(C)+R(E),DCHECK,XB(k)
- P(e);::S(B)
- Refutation
- B(k);XP(D)
- Try
- Actual
- K(H);P-FLIGHT
- Threat
- B(I)
- Vars
- K(f);OGATEB,S_FLIGHT,XR(E)::QAB1(C)
- B(i);SBLOCK,XR(E)::S(B)
- B(k);OGATE,XP(D)::QAR1(C),XB(k)
- S(c);SBLOCK,XR(E)::S(F),XP(h)
- S(d);SBLOCK,XR(E)::B(I)
- B(k);N_GUARD::R1(E),XB(k)
- P(h);::B(I),XP(h)
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