MESON Chess Problem Database
Problem Display
PID: 82310 (1B2n3/3p4/6br/R2B2p1/p1Pkp2q/pP1p2n1/3Q1P1b/K7 w - - 0 1)
Ahues, Herbert Siegfried Oskar
Die Schwalbe, 1989
#2
8 + 13
| 6490 | yacpdb | 2009 |
| 5454 | Near Snap | 2018 |
SOLUTION
- SOUND
- Sets
- 1...a2
- 2.Qb2#
- 1...e3
- 2.fxe3#
- 1...a2
- Tries
- 1.Bc6?
- threat
- 2.Be5#
- 2.Ba7#
- 2.Rd5#
- 1...dxc6
- 2.Be5#
- 1...Qf4
- 2.Ba7#
- 2.Rd5#
- 1...Bf7
- 2.Be5#
- 2.Ba7#
- 1...Sf1
- 2.Ba7#
- 2.Rd5#
- 1...Sh1
- 2.Ba7#
- 2.Rd5#
- 1...Se2
- 2.Ba7#
- 2.Rd5#
- 1...Sf5
- 2.Ba7#
- 2.Rd5#
- 1...Sh5
- 2.Ba7#
- 2.Rd5#
- 1...Sd6
- 2.Ba7#
- 2.Rd5#
- 1...Sf6
- 2.Be5#
- 2.Ba7#
- 1...Sc7
- 2.Ba7#
- 1...e3
- 2.Be5#
- 2.Ba7#
- 2.fxe3#
- 1...d5
- 2.Rxd5#
- 1...d6
- 2.Ba7#
- 2.Rd5#
- 1...axb3!
- threat
- 1.Be6?
- threat
- 2.Be5#
- 2.Ba7#
- 2.Rd5#
- 1...axb3
- 2.Be5#
- 2.Ba7#
- 1...dxe6
- 2.Be5#
- 2.Ba7#
- 1...Qf4
- 2.Ba7#
- 2.Rd5#
- 1...Sf1
- 2.Ba7#
- 2.Rd5#
- 1...Sh1
- 2.Ba7#
- 2.Rd5#
- 1...Se2
- 2.Ba7#
- 2.Rd5#
- 1...Sf5
- 2.Ba7#
- 2.Rd5#
- 1...Sh5
- 2.Ba7#
- 2.Rd5#
- 1...Sd6
- 2.Ba7#
- 2.Rd5#
- 1...Sf6
- 2.Be5#
- 2.Ba7#
- 1...Sc7
- 2.Ba7#
- 1...d5
- 2.Rxd5#
- 1...d6
- 2.Ba7#
- 2.Rd5#
- 1...e3!
- threat
- 1.Bb7?
- threat
- 2.Be5#
- 2.Ba7#
- 2.Rd5#
- 1...Qf4
- 2.Ba7#
- 2.Rd5#
- 1...Bf5
- 2.Be5#
- 2.Rd5#
- 1...Bh5
- 2.Be5#
- 2.Rd5#
- 1...Bf7
- 2.Be5#
- 1...Bh7
- 2.Be5#
- 2.Rd5#
- 1...Sf1
- 2.Ba7#
- 2.Rd5#
- 1...Sh1
- 2.Ba7#
- 2.Rd5#
- 1...Se2
- 2.Ba7#
- 2.Rd5#
- 1...Sf5
- 2.Ba7#
- 2.Rd5#
- 1...Sh5
- 2.Ba7#
- 2.Rd5#
- 1...Sd6
- 2.Ba7#
- 2.Rd5#
- 1...Sf6
- 2.Be5#
- 2.Ba7#
- 1...Sc7
- 2.Ba7#
- 1...e3
- 2.Be5#
- 2.Ba7#
- 2.fxe3#
- 1...d5
- 2.Rxd5#
- 1...d6
- 2.Ba7#
- 2.Rd5#
- 1...axb3!
- threat
- 1.Bf7?
- threat
- 2.Be5#
- 2.Ba7#
- 2.Rd5#
- 1...Bxf7
- 2.Be5#
- 1...axb3
- 2.Be5#
- 2.Ba7#
- 1...Qf4
- 2.Ba7#
- 2.Rd5#
- 1...Bf5
- 2.Be5#
- 2.Rd5#
- 1...Bh5
- 2.Be5#
- 2.Rd5#
- 1...Bh7
- 2.Be5#
- 2.Rd5#
- 1...Sf1
- 2.Ba7#
- 2.Rd5#
- 1...Sh1
- 2.Ba7#
- 2.Rd5#
- 1...Se2
- 2.Ba7#
- 2.Rd5#
- 1...Sf5
- 2.Ba7#
- 2.Rd5#
- 1...Sh5
- 2.Ba7#
- 2.Rd5#
- 1...Sd6
- 2.Ba7#
- 2.Rd5#
- 1...Sf6
- 2.Be5#
- 2.Ba7#
- 1...Sc7
- 2.Ba7#
- 1...d5
- 2.Rxd5#
- 1...d6
- 2.Ba7#
- 2.Rd5#
- 1...e3!
- threat
- 1.Ba8?
- threat
- 2.Be5#
- 2.Ba7#
- 2.Rd5#
- 1...Qf4
- 2.Ba7#
- 2.Rd5#
- 1...Bf5
- 2.Be5#
- 2.Rd5#
- 1...Bh5
- 2.Be5#
- 2.Rd5#
- 1...Bf7
- 2.Be5#
- 1...Bh7
- 2.Be5#
- 2.Rd5#
- 1...Sf1
- 2.Ba7#
- 2.Rd5#
- 1...Sh1
- 2.Ba7#
- 2.Rd5#
- 1...Se2
- 2.Ba7#
- 2.Rd5#
- 1...Sf5
- 2.Ba7#
- 2.Rd5#
- 1...Sh5
- 2.Ba7#
- 2.Rd5#
- 1...Sd6
- 2.Ba7#
- 2.Rd5#
- 1...Sf6
- 2.Be5#
- 2.Ba7#
- 1...Sc7
- 2.Ba7#
- 1...e3
- 2.Be5#
- 2.Ba7#
- 2.fxe3#
- 1...d5
- 2.Rxd5#
- 1...d6
- 2.Ba7#
- 2.Rd5#
- 1...axb3!
- threat
- 1.Bg8?
- threat
- 2.Be5#
- 2.Ba7#
- 2.Rd5#
- 1...axb3
- 2.Be5#
- 2.Ba7#
- 1...Qf4
- 2.Ba7#
- 2.Rd5#
- 1...Bf5
- 2.Be5#
- 2.Rd5#
- 1...Bh5
- 2.Be5#
- 2.Rd5#
- 1...Bf7
- 2.Be5#
- 1...Bh7
- 2.Be5#
- 2.Rd5#
- 1...Sf1
- 2.Ba7#
- 2.Rd5#
- 1...Sh1
- 2.Ba7#
- 2.Rd5#
- 1...Se2
- 2.Ba7#
- 2.Rd5#
- 1...Sf5
- 2.Ba7#
- 2.Rd5#
- 1...Sh5
- 2.Ba7#
- 2.Rd5#
- 1...Sd6
- 2.Ba7#
- 2.Rd5#
- 1...Sf6
- 2.Be5#
- 2.Ba7#
- 1...Sc7
- 2.Ba7#
- 1...d5
- 2.Rxd5#
- 1...d6
- 2.Ba7#
- 2.Rd5#
- 1...e3!
- threat
- 1.Bc6?
- Keys
- 1.Bxe4!
- threat
- 2.Qxd3#
- 1...Kxe4
- 2.Qe3#
- 1...Qxe4
- 2.Ba7#
- 1...Bxe4
- 2.Be5#
- 1...Sxe4
- 2.Rd5#
- threat
- 1.Bxe4!
Anticipated by 177898(1984)
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 4
- REMOVED MATES = 2
- Sets
- P(b);N_GUARD::QAB(B)
- P(g);OGATE::P(C),XP(g)
- Tries
- Try
- B(G);
- Threat
- DUALS(3)
- Vars
- P(l);XB(G)::B(H)
- S(m);::B(H)
- P(l);::R1(F),XP(l)
- Refutation
- P(e);XP(D)
- Try
- B(G);
- Threat
- DUALS(3)
- Vars
- S(m);::B(H)
- P(l);::R1(F),XP(l)
- Refutation
- P(g);
- Try
- B(G);
- Threat
- DUALS(3)
- Vars
- B(j);::B(H)
- S(m);::B(H)
- P(l);::R1(F),XP(l)
- Refutation
- P(e);XP(D)
- Try
- B(G);
- Threat
- DUALS(3)
- Vars
- B(j);XB(G)::B(H)
- S(m);::B(H)
- P(l);::R1(F),XP(l)
- Refutation
- P(g);
- Try
- B(G);
- Threat
- DUALS(3)
- Vars
- B(j);::B(H)
- S(m);::B(H)
- P(l);::R1(F),XP(l)
- Refutation
- P(e);XP(D)
- Try
- B(G);
- Threat
- DUALS(3)
- Vars
- B(j);::B(H)
- S(m);::B(H)
- P(l);::R1(F),XP(l)
- Refutation
- P(g);
- Try
- Actual
- B(G);XP(g)
- Threat
- QAR1(B),XP(c)
- Vars
- K(f);N_SPINP(c),P-FLIGHT,XB(G)::QAR1(B)
- Q(h);SBLOCK,XB(G)::B(H)
- B(j);SBLOCK,XB(G)::B(H)
- S(d);SBLOCK,XB(G)::R1(F)
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