MESON Chess Problem Database
Problem Display
PID: 260875 (7Q/4p3/1p2Kn2/3p3p/1P1kNR2/4p1p1/3nB3/b2RB3 w - - 0 1)
Banaszek, Marcin
Neue Zurcher Zeitung, 1987
#2
8 + 10
| 6490 | yacpdb | 2022 |
SOLUTION
- SOUND
- Sets
- 1...Bc3
- 2.Sxd2#
- 2.Sf2#
- 2.Sxg3#
- 2.Sc5#
- 2.Sg5#
- 2.Sd6#
- 2.Sxf6#
- 1...Bc3
- Tries
- 1.Kxe7?
- threat
- 2.Qxf6#
- 1...Ke5
- 2.Qxf6#
- 1...dxe4!
- threat
- 1.Bxd2?
- threat
- 2.Sf2#
- 2.Sc3#
- 2.Sxg3#
- 2.Sc5#
- 2.Sg5#
- 2.Sd6#
- 2.Sxf6#
- 2.Bc1#
- 2.Be1#
- 2.Bc3#
- 1...dxe4
- 2.Be1#
- 1...Bc3
- 2.Sf2#
- 2.Sxc3#
- 2.Sxg3#
- 2.Sc5#
- 2.Sg5#
- 2.Sd6#
- 2.Sxf6#
- 2.Bxc3#
- 1...g2
- 2.Sf2#
- 2.Sc3#
- 2.Sg3#
- 2.Sc5#
- 2.Sg5#
- 2.Sd6#
- 2.Sxf6#
- 2.Bc1#
- 2.Be1#
- 2.Bc3#
- 1...exd2!
- threat
- 1.Rc1?
- threat
- 2.Sxd2#
- 1...Sxe4
- 2.Rd1#
- 1...Sb1
- 2.Sd2#
- 2.Sf2#
- 2.Sc3#
- 2.Sxg3#
- 2.Sc5#
- 2.Sg5#
- 2.Sd6#
- 2.Sxf6#
- 1...Sf1
- 2.Sd2#
- 2.Sf2#
- 2.Sc3#
- 2.Sxg3#
- 2.Sc5#
- 2.Sg5#
- 2.Sd6#
- 2.Sxf6#
- 1...Sb3
- 2.Sd2#
- 2.Sf2#
- 2.Sc3#
- 2.Sxg3#
- 2.Sc5#
- 2.Sg5#
- 2.Sd6#
- 2.Sxf6#
- 1...Sf3
- 2.Sd2#
- 2.Sf2#
- 2.Sc3#
- 2.Sxg3#
- 2.Sc5#
- 2.Sg5#
- 2.Sd6#
- 2.Sxf6#
- 1...Sc4
- 2.Sd2#
- 2.Sf2#
- 2.Sc3#
- 2.Sxg3#
- 2.Sc5#
- 2.Sg5#
- 2.Sd6#
- 2.Sxf6#
- 1...dxe4!
- threat
- 1.Qxh5?
- threat
- 2.Qe5#
- 1...Sg4
- 2.Qxd5#
- 1...Sd7
- 2.Qxd5#
- 1...Sxh5!
- threat
- 1.Qa8?
- threat
- 2.Qxa1#
- 1...Bc3
- 2.Sxf6#
- 1...Bb2!
- threat
- 1.Qb8?
- threat
- 2.Qe5#
- 2.Qxb6#
- 1...Sxe4
- 2.Qe5#
- 2.Qh8#
- 1...dxe4
- 2.Qe5#
- 1...Sg4
- 2.Qxb6#
- 1...b5
- 2.Qe5#
- 2.Qa7#
- 2.Qb6#
- 1...Sd7!
- threat
- 1.Qd8?
- threat
- 2.Qxb6#
- 1...Sxe4
- 2.Qh8#
- 1...b5
- 2.Qb6#
- 1...Sd7!
- threat
- 1.Kxe7?
- Keys
- 1.Qc8!
- threat
- 2.Sxf6#
- 1...Sxe4
- 2.Qh8#
- 1...dxe4
- 2.Qc4#
- 1...Sg4
- 2.Sxd2#
- 2.Sf2#
- 2.Sc3#
- 2.Sxg3#
- 2.Sg5#
- 2.Sd6#
- 2.Sf6#
- 1...Sd7
- 2.Sxd2#
- 2.Sf2#
- 2.Sc3#
- 2.Sxg3#
- 2.Sg5#
- 2.Sd6#
- 2.Sf6#
- 1...Sh7
- 2.Sxd2#
- 2.Sf2#
- 2.Sc3#
- 2.Sxg3#
- 2.Sg5#
- 2.Sd6#
- 2.Sf6#
- 1...Se8
- 2.Sxd2#
- 2.Sf2#
- 2.Sc3#
- 2.Sxg3#
- 2.Sg5#
- 2.Sd6#
- 2.Sf6#
- 1...Sg8
- 2.Sxd2#
- 2.Sf2#
- 2.Sc3#
- 2.Sxg3#
- 2.Sg5#
- 2.Sd6#
- 2.Sf6#
- threat
- 1.Qc8!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- Tries
- Try
- K(G);P-FLIGHT,XP(j)
- Threat
- QAB(H),XS(i)
- Vars
- K(e);N_SPINS(b),P_SPINS(i),S_FLIGHT::QAB1(H),XS(i)
- Refutation
- P(f);P_SPINP(f),XS(E)
- Try
- B(B);P_PINS(i),XS(b)
- Threat
- DUALS(10)
- Vars
- P(f);P_SPINP(f),XS(E)::R(A)+B(B)
- Refutation
- P(c);P_SPINP(c),XB(B)
- Try
- R(A);N_PINS(b),P_PINS(i)
- Threat
- R(F)+S(E),XS(b)
- Vars
- S(b);N_SPINS(i),OGATEB,P_SPINS(b),XS(E)::R(A)
- Refutation
- P(f);P_SPINP(f),XS(E)
- Try
- Q(H);XP(g)
- Threat
- QAB1(H)
- Vars
- S(i);N_GUARD::QAR1(H),XP(f)
- Refutation
- S(i);XQ(H)
- Try
- Q(H);
- Threat
- QAB(H),XB(a)
- Vars
- B(a);SBLOCK::R(F)+S(E),XS(i)
- Refutation
- B(a);
- Try
- Q(H);
- Threat
- DUALS(2)
- Vars
- P(f);P_SPINP(f),XS(E)::QAB1(H)
- S(i);::QAB(H),XP(h)
- Refutation
- S(i);
- Try
- Q(H);P_PINP(f)
- Threat
- QAB(H),XP(h)
- Vars
- S(i);OGATEB,XS(E)::QAB(H)
- P(h);::QAB(H)
- Refutation
- S(i);N_SPINP(f)
- Try
- Actual
- Q(H);
- Threat
- R(F)+S(E),XS(i)
- Vars
- S(i);OGATEB,XS(E)::QAB(H)
- P(f);N_GUARD,P_SPINP(f),XS(E)::QAR1(H)
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