MESON Chess Problem Database
Problem Display
PID: 190217 (5K2/8/2p1B3/p4P1b/QN1B1k1P/3p2p1/3P2P1/2b5 w - - 0 1)
Ferber, Eugene
Magyar Sakkvilag, 1913
#2
9 + 7
| 6490 | yacpdb | 2019 |
SOLUTION
- SOUND
- Tries
- 1.Sxd3+?
- 1...Kg4
- 2.Ba1#
- 2.Bg1#
- 2.Bb2#
- 2.Bf2#
- 2.Bc3#
- 2.Be3#
- 2.Bc5#
- 2.Be5#
- 2.Bb6#
- 2.Bf6#
- 2.Ba7#
- 2.Bg7#
- 2.Bh8#
- 1...Ke4!
- 1...Kg4
- 1.Sd5+?
- 1...Ke4
- 2.Ba1#
- 2.Bb2#
- 2.Bc3#
- 2.Bf6#
- 2.Bg7#
- 2.Bh8#
- 1...Kg4
- 2.Ba1#
- 2.Bg1#
- 2.Bb2#
- 2.Bf2#
- 2.Bc3#
- 2.Be3#
- 2.Bc5#
- 2.Be5#
- 2.Bb6#
- 2.Bf6#
- 2.Ba7#
- 2.Bg7#
- 2.Bh8#
- 1...cxd5!
- 1...Ke4
- 1.Ba1?
- threat
- 2.Sa2#
- 2.Sc2#
- 2.Sxd3#
- 2.Sd5#
- 2.Sa6#
- 2.Sxc6#
- 1...Ke4
- 2.Sa2#
- 2.Sc2#
- 2.Sd5#
- 2.Sa6#
- 2.Sxc6#
- 1...Kg4
- 2.Sa2#
- 2.Sc2#
- 2.Sxd3#
- 2.Sd5#
- 2.Sa6#
- 2.Sxc6#
- 1...Bxd2
- 2.Sd5#
- 1...axb4
- 2.Qxb4#
- 1...Bb2
- 2.Sxd3#
- 1...Bd1
- 2.Sc2#
- 2.Sxd3#
- 2.Sd5#
- 1...Bf3
- 2.Sxd3#
- 2.Sd5#
- 1...c5
- 2.Sxd3#
- 2.Sd5#
- 1...Ba3!
- threat
- 1.Bc3?
- threat
- 2.Sa2#
- 2.Sc2#
- 2.Sxd3#
- 2.Sd5#
- 2.Sa6#
- 2.Sxc6#
- 1...Ke4
- 2.Sa2#
- 2.Sc2#
- 2.Sd5#
- 2.Sa6#
- 2.Sxc6#
- 1...Kg4
- 2.Sa2#
- 2.Sc2#
- 2.Sxd3#
- 2.Sd5#
- 2.Sa6#
- 2.Sxc6#
- 1...Bxd2
- 2.Sc2#
- 2.Sd5#
- 1...axb4
- 2.Qxb4#
- 1...Bd1
- 2.Sc2#
- 2.Sxd3#
- 2.Sd5#
- 1...Bf3
- 2.Sxd3#
- 2.Sd5#
- 1...c5
- 2.Sxd3#
- 2.Sd5#
- 1...Ba3!
- threat
- 1.Be3+?
- 1...Ke4
- 2.Sxc6#
- 1...Kg4
- 2.Sa2#
- 2.Sc2#
- 2.Sxd3#
- 2.Sd5#
- 2.Sa6#
- 2.Sxc6#
- 1...Ke5!
- 1...Ke4
- 1.Be5+?
- 1...Ke4
- 2.Sxc6#
- 1...Kg4
- 2.Sa2#
- 2.Sc2#
- 2.Sxd3#
- 2.Sd5#
- 2.Sa6#
- 2.Sxc6#
- 1...Kxe5!
- 1...Ke4
- 1.Bf6?
- threat
- 2.Sa2#
- 2.Sc2#
- 2.Sxd3#
- 2.Sd5#
- 2.Sa6#
- 2.Sxc6#
- 1...Ke4
- 2.Sa2#
- 2.Sc2#
- 2.Sd5#
- 2.Sa6#
- 2.Sxc6#
- 1...Kg4
- 2.Sa2#
- 2.Sc2#
- 2.Sxd3#
- 2.Sd5#
- 2.Sa6#
- 2.Sxc6#
- 1...Bxd2
- 2.Sd5#
- 1...axb4
- 2.Qxb4#
- 1...Bb2
- 2.Sxd3#
- 2.Sd5#
- 1...Bd1
- 2.Sc2#
- 2.Sxd3#
- 2.Sd5#
- 1...Bf3
- 2.Sxd3#
- 2.Sd5#
- 1...c5
- 2.Sxd3#
- 2.Sd5#
- 1...Ba3!
- threat
- 1.Bg7?
- threat
- 2.Sa2#
- 2.Sc2#
- 2.Sxd3#
- 2.Sd5#
- 2.Sa6#
- 2.Sxc6#
- 1...Ke4
- 2.Sa2#
- 2.Sc2#
- 2.Sd5#
- 2.Sa6#
- 2.Sxc6#
- 1...Kg4
- 2.Sa2#
- 2.Sc2#
- 2.Sxd3#
- 2.Sd5#
- 2.Sa6#
- 2.Sxc6#
- 1...Bxd2
- 2.Sd5#
- 1...axb4
- 2.Qxb4#
- 1...Bb2
- 2.Sxd3#
- 2.Sd5#
- 1...Bd1
- 2.Sc2#
- 2.Sxd3#
- 2.Sd5#
- 1...Bf3
- 2.Sxd3#
- 2.Sd5#
- 1...c5
- 2.Sxd3#
- 2.Sd5#
- 1...Ba3!
- threat
- 1.Bh8?
- threat
- 2.Sa2#
- 2.Sc2#
- 2.Sxd3#
- 2.Sd5#
- 2.Sa6#
- 2.Sxc6#
- 1...Ke4
- 2.Sa2#
- 2.Sc2#
- 2.Sd5#
- 2.Sa6#
- 2.Sxc6#
- 1...Kg4
- 2.Sa2#
- 2.Sc2#
- 2.Sxd3#
- 2.Sd5#
- 2.Sa6#
- 2.Sxc6#
- 1...Bxd2
- 2.Sd5#
- 1...axb4
- 2.Qxb4#
- 1...Bb2
- 2.Sxd3#
- 2.Sd5#
- 1...Bd1
- 2.Sc2#
- 2.Sxd3#
- 2.Sd5#
- 1...Bf3
- 2.Sxd3#
- 2.Sd5#
- 1...c5
- 2.Sxd3#
- 2.Sd5#
- 1...Ba3!
- threat
- 1.Sxd3+?
- Keys
- 1.Bb2!
- threat
- 2.Sa2#
- 2.Sc2#
- 2.Sxd3#
- 2.Sd5#
- 2.Sa6#
- 2.Sxc6#
- 1...Ke4
- 2.Sa2#
- 2.Sc2#
- 2.Sd5#
- 2.Sa6#
- 2.Sxc6#
- 1...Kg4
- 2.Sa2#
- 2.Sc2#
- 2.Sxd3#
- 2.Sd5#
- 2.Sa6#
- 2.Sxc6#
- 1...Bxb2
- 2.Sxd3#
- 1...Bxd2
- 2.Sd5#
- 1...axb4
- 2.Qxb4#
- 1...Bd1
- 2.Sc2#
- 2.Sxd3#
- 2.Sd5#
- 1...Bf3
- 2.Sxd3#
- 2.Sd5#
- 1...c5
- 2.Sxd3#
- 2.Sd5#
- threat
- 1.Bb2!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 0
- Sets
- Tries
- Try
- S(D);CHECK,XP(b)
- Refutation
- K(d);P-FLIGHT
- Try
- S(D);CHECK
- Refutation
- P(g);XS(D)
- Try
- B(E);
- Threat
- DUALS(6)
- Vars
- B(a);XP(A)::QAR(C)+S(D),DCHECK
- P(e);OGATE,P_SPINP(e),XS(D)::QAR(C),XP(e)
- B(a);::QAR(C)+S(D),DCHECK,XP(b)
- Refutation
- B(a);P_PINS(D)
- Try
- B(E);
- Threat
- DUALS(6)
- Vars
- P(e);OGATE,P_SPINP(e),XS(D)::QAR(C),XP(e)
- Refutation
- B(a);P_PINS(D)
- Try
- B(E);CHECK
- Vars
- K(d);P-FLIGHT::QAR(C)+S(D),XP(g)
- Refutation
- K(d);S_FLIGHT
- Try
- B(E);CHECK
- Vars
- K(d);P-FLIGHT::QAR(C)+S(D),XP(g)
- Refutation
- K(d);S_FLIGHT,XB(E)
- Try
- B(E);
- Threat
- DUALS(6)
- Vars
- B(a);XP(A)::QAR(C)+S(D),DCHECK
- P(e);OGATE,P_SPINP(e),XS(D)::QAR(C),XP(e)
- Refutation
- B(a);P_PINS(D)
- Try
- B(E);
- Threat
- DUALS(6)
- Vars
- B(a);XP(A)::QAR(C)+S(D),DCHECK
- P(e);OGATE,P_SPINP(e),XS(D)::QAR(C),XP(e)
- Refutation
- B(a);P_PINS(D)
- Try
- B(E);
- Threat
- DUALS(6)
- Vars
- B(a);XP(A)::QAR(C)+S(D),DCHECK
- P(e);OGATE,P_SPINP(e),XS(D)::QAR(C),XP(e)
- Refutation
- B(a);P_PINS(D)
- Try
- Actual
- B(E);
- Threat
- DUALS(6)
- Vars
- B(a);XB(E)::QAR(C)+S(D),DCHECK,XP(b)
- B(a);XP(A)::QAR(C)+S(D),DCHECK
- P(e);OGATE,P_SPINP(e),XS(D)::QAR(C),XP(e)
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