MESON Chess Problem Database
Problem Display
PID: 207245 (2nB3b/P2Q2n1/8/3pP3/1P1k4/3PR1N1/1P2p3/3bK3 w - - 0 1)
Berger, Johann Nepomuk
Schachzeitung, 1869
#2
10 + 7
| 6490 | yacpdb | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Sf5
- 2.Sxf5#
- 1...Sh5
- 2.Sf5#
- 1...Se6
- 2.Sf5#
- 1...Se8
- 2.Sf5#
- 1...Sb6
- 2.Bxb6#
- 1...Sd6
- 2.Bb6#
- 1...Sxa7
- 2.Bb6#
- 2.Qxa7#
- 1...Se7
- 2.Bb6#
- 1...Sf5
- Tries
- 1.Sxe2+?
- 1...Kxe3
- 2.Qh3#
- 1...Bxe2!
- 1...Kxe3
- 1.Bg5?
- threat
- 2.Qg4#
- 1...Sf5
- 2.Sxf5#
- 1...Sh5
- 2.Sf5#
- 1...Se6
- 2.Sf5#
- 1...Sd6!
- threat
- 1.Qb5?
- threat
- 2.Qc5#
- 1...Se6
- 2.Sf5#
- 1...Kxe3!
- threat
- 1.Qc6?
- threat
- 2.Qc5#
- 1...Se6
- 2.Sf5#
- 1...Kxe3!
- threat
- 1.Qxc8?
- threat
- 2.Bb6#
- 2.Qc5#
- 1...Se6
- 2.Sf5#
- 1...Kxe3!
- threat
- 1.Qxd5+?
- 1...Kxe3
- 2.Bg5#
- 2.Qe4#
- 1...Kxd5!
- 1...Kxe3
- 1.Qd6?
- threat
- 2.Qc5#
- 1...Sxd6
- 2.Bb6#
- 1...Se6
- 2.Sf5#
- 1...Kxe3!
- threat
- 1.Qc7?
- threat
- 2.Qc5#
- 1...Se6
- 2.Sf5#
- 1...Kxe3!
- threat
- 1.Qe7?
- threat
- 2.Qc5#
- 1...Sxe7
- 2.Bb6#
- 1...Se6
- 2.Sf5#
- 1...Sd6
- 2.Bb6#
- 1...Kxe3!
- threat
- 1.Qf7?
- threat
- 2.Qf4#
- 1...Sf5
- 2.Sxf5#
- 1...Sh5
- 2.Sf5#
- 1...Se6
- 2.Sf5#
- 1...Sd6
- 2.Bb6#
- 1...Kxe3!
- threat
- 1.Qxg7?
- threat
- 2.Sf5#
- 1...Sd6
- 2.Bb6#
- 1...Se7
- 2.Bb6#
- 1...Kxe3!
- threat
- 1.Sxe2+?
- Keys
- 1.Qh3!
- 1...Kxe3
- 2.Sxe2#
- 1...Sxa7
- 2.Bb6#
- 1...Bc2
- 2.Sxe2#
- 1...Bb3
- 2.Sxe2#
- 1...Ba4
- 2.Sxe2#
- 1...Sf5
- 2.Sxf5#
- 1...Sh5
- 2.Sf5#
- 1...Se6
- 2.Sf5#
- 1...Se8
- 2.Sf5#
- 1...Sb6
- 2.Bxb6#
- 1...Sd6
- 2.Bb6#
- 1...Se7
- 2.Bb6#
- 1...Kxe3
- 1.Qh3!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 5
- REMOVED MATES = 0
- Sets
- S(e);N_GUARD::S(E),XS(e)
- S(e);N_GUARD::S(E)
- S(f);N_GUARD::B(J),XS(f)
- S(f);N_GUARD,N_SPINP(d)::B(J)
- S(f);N_GUARD::B(J)
- Tries
- Try
- S(E);CHECK,XP(b)
- Vars
- K(c);N_SPINP(d),S_FLIGHT,XR(D)::QAR(I)
- Refutation
- B(a);XS(E)
- Try
- B(J);
- Threat
- QAR(I)
- Vars
- S(e);N_GUARD::S(E),XS(e)
- S(e);N_GUARD::S(E)
- Refutation
- S(f);N_SPINP(d)
- Try
- Q(I);N_PINP(d)
- Threat
- QAB1(I)
- Vars
- S(e);N_GUARD::S(E)
- Refutation
- K(c);S_FLIGHT,XR(D)
- Try
- Q(I);N_PINP(d)
- Threat
- QAB1(I)
- Vars
- S(e);N_GUARD::S(E)
- Refutation
- K(c);S_FLIGHT,XR(D)
- Try
- Q(I);N_PINP(d),XS(f)
- Threat
- DUALS(2)
- Vars
- S(e);N_GUARD::S(E)
- Refutation
- K(c);S_FLIGHT,XR(D)
- Try
- Q(I);CHECK,XP(d)
- Refutation
- K(c);P-FLIGHT,XQ(I)
- Try
- Q(I);
- Threat
- QAB1(I)
- Vars
- S(f);N_GUARD,N_SPINP(d),XQ(I)::B(J)
- S(e);N_GUARD::S(E)
- Refutation
- K(c);N_SPINP(d),S_FLIGHT,XR(D)
- Try
- Q(I);N_PINP(d)
- Threat
- QAB1(I)
- Vars
- S(e);N_GUARD::S(E)
- Refutation
- K(c);S_FLIGHT,XR(D)
- Try
- Q(I);N_PINP(d)
- Threat
- QAB1(I)
- Vars
- S(f);N_GUARD,XQ(I)::B(J)
- S(e);N_GUARD::S(E)
- S(f);N_GUARD::B(J)
- Refutation
- K(c);S_FLIGHT,XR(D)
- Try
- Q(I);N_PINP(d)
- Threat
- QAR2(I)
- Vars
- S(e);N_GUARD::S(E),XS(e)
- S(e);N_GUARD::S(E)
- S(f);N_GUARD::B(J)
- Refutation
- K(c);S_FLIGHT,XR(D)
- Try
- Q(I);N_PINP(d),XS(e)
- Threat
- S(E)
- Vars
- S(f);N_GUARD::B(J)
- Refutation
- K(c);S_FLIGHT,XR(D)
- Try
- Actual
- Q(I);N_PINP(d)
- Vars
- K(c);S_FLIGHT,XR(D)::QAR(I)+S(E),XP(b)
- S(f);N_GUARD,XP(H)::B(J)
- B(a);N_GUARD::S(E),XP(b)
- S(e);N_GUARD::S(E),XS(e)
- S(e);N_GUARD::S(E)
- S(f);N_GUARD::B(J),XS(f)
- S(f);N_GUARD::B(J)
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