MESON Chess Problem Database
Problem Display
PID: 79409 (nb6/1p5K/Np2Q3/3p4/B1kB1R2/1pPp4/N7/2q2n2 w - - 0 1)
Paslack, Rainer
Die Schwalbe, 2008
#2
8 + 10
SOLUTION
- SOUND
- Sets
- 1...Qb2
- 2.Be5#
- 1...Qa3
- 2.Be5#
- 1...Qa1
- 2.Be5#
- 1...Qb1
- 2.Be5#
- 1...Qd1
- 2.Be5#
- 1...Qc2
- 2.Be5#
- 1...Ba7
- 2.Be3#
- 1...Se3
- 2.Be5#
- 1...Sc7
- 2.Be3#
- 1...d2
- 2.Qe2#
- 1...bxa6
- 2.Qc6#
- 1...Qb2
- Tries
- 1.S2b4?
- threat
- 2.Qxd5#
- 1...Se3
- 2.Be5#
- 1...Sc7!
- threat
- 1.S6b4?
- threat
- 2.Qxd5#
- 1...Sc7
- 2.Be3#
- 1...Se3!
- threat
- 1.Sc7?
- threat
- 2.Bb5#
- 2.Be3#
- 2.Qxd5#
- 1...Qxf4
- 2.Bb5#
- 2.Qxd5#
- 1...Qxc3
- 2.Bb5#
- 2.Qxd5#
- 1...Sxc7
- 2.Be3#
- 1...bxa2
- 2.Qxd5#
- 1...d2
- 2.Bb5#
- 2.Qe2#
- 1...Qe3
- 2.Bb5#
- 2.Bxe3#
- 2.Qxd5#
- 1...Sd2
- 2.Bb5#
- 2.Qxd5#
- 1...Se3
- 2.Bb5#
- 2.Bxe3#
- 2.Bxb6#
- 1...Sg3
- 2.Bb5#
- 2.Qxd5#
- 1...b2
- 2.Be3#
- 2.Qxd5#
- 1...b5
- 2.Bxb5#
- 2.Be3#
- 2.Qxd5#
- 1...Bxc7!
- threat
- 1.Qd7?
- threat
- 2.Bb5#
- 2.Qb5#
- 1...bxa2
- 2.Qb5#
- 1...bxa6
- 2.Qc6#
- 1...b2
- 2.Qb5#
- 1...b5
- 2.Bxb5#
- 2.Qxb5#
- 1...Sc7!
- threat
- 1.Qxb6?
- threat
- 2.Bxb3#
- 2.Bb5#
- 2.Qc5#
- 2.Qxb3#
- 2.Qb4#
- 2.Qb5#
- 1...Qxc3
- 2.Bb5#
- 2.Qc5#
- 2.Qb5#
- 1...bxa2
- 2.Bb3#
- 2.Qc5#
- 2.Qb3#
- 2.Qb4#
- 2.Qb5#
- 1...bxa6
- 2.Bxb3#
- 2.Qc5#
- 2.Qxb3#
- 2.Qb4#
- 2.Qxa6#
- 2.Qc6#
- 1...d2
- 2.Bb5#
- 2.Qb5#
- 1...Sc7
- 2.Bxb3#
- 2.Qc5#
- 2.Qxb3#
- 2.Qb4#
- 1...Qb2
- 2.Bb5#
- 2.Qc5#
- 2.Qb4#
- 2.Qb5#
- 1...Qa3
- 2.Bb5#
- 2.Qb5#
- 1...Qb1
- 2.Bb5#
- 2.Qc5#
- 2.Qb4#
- 2.Qb5#
- 1...Qd1
- 2.Bb5#
- 2.Qc5#
- 2.Qb4#
- 2.Qb5#
- 1...Qc2
- 2.Bb5#
- 2.Qc5#
- 2.Qb4#
- 2.Qb5#
- 1...Bd6
- 2.Bxb3#
- 2.Bb5#
- 2.Qxb3#
- 2.Qb5#
- 1...Ba7
- 2.Bxb3#
- 2.Bb5#
- 2.Qxb3#
- 2.Qb4#
- 2.Qb5#
- 1...Sd2
- 2.Bb5#
- 2.Qc5#
- 2.Qb4#
- 2.Qb5#
- 1...b2
- 2.Bb3#
- 2.Qc5#
- 2.Qb3#
- 2.Qb4#
- 2.Qb5#
- 1...Sxb6!
- threat
- 1.Qe8?
- threat
- 2.Bb5#
- 2.Qb5#
- 1...bxa2
- 2.Qb5#
- 1...bxa6
- 2.Qc6#
- 1...b2
- 2.Qb5#
- 1...b5
- 2.Bxb5#
- 2.Qxb5#
- 1...Sc7!
- threat
- 1.S2b4?
- Keys
- 1.Bc6!
- threat
- 2.Qxd5#
- 1...bxc6
- 2.Qxc6#
- 1...d2
- 2.Qe2#
- 1...Se3
- 2.Be5#
- 1...Sc7
- 2.Be3#
- threat
- 1.Bc6!
There are these versions: 81549
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 8
- Sets
- Q(a);N_GUARD::R(E)+B(D)
- B(j);N_GUARD::R(E)+B(D)
- S(b);S_CUTQ(a)::R(E)+B(D)
- S(i);S_CUTB(j)::R(E)+B(D)
- P(d);OGATEB::QAB(G)
- P(h);N_GUARD,XS(F)::QAR2(G)
- Tries
- Try
- S(A);
- Threat
- QAB1(G),XP(f)
- Vars
- S(b);S_CUTQ(a)::R(E)+B(D)
- Refutation
- S(i);
- Try
- S(F);
- Threat
- QAB1(G),XP(f)
- Vars
- S(i);S_CUTB(j)::R(E)+B(D)
- Refutation
- S(b);
- Try
- S(F);
- Threat
- DUALS(3)
- Vars
- S(i);XS(F)::R(E)+B(D)
- P(c);XS(A)::QAB1(G),XP(f)
- Refutation
- B(j);XS(F)
- Try
- Q(G);N_PINP(f)
- Threat
- DUALS(2)
- Vars
- P(c);XS(A)::QAB1(G)
- P(h);N_GUARD,XS(F)::QAR2(G)
- P(c);::QAB1(G)
- Refutation
- S(i);
- Try
- Q(G);N_PINP(f),XP(g)
- Threat
- DUALS(6)
- Refutation
- S(i);XQ(G)
- Try
- Q(G);N_PINP(f)
- Threat
- DUALS(2)
- Vars
- P(c);XS(A)::QAB1(G)
- P(h);N_GUARD,XS(F)::QAR2(G)
- P(c);::QAB1(G)
- Refutation
- S(i);
- Try
- Actual
- B(C);
- Threat
- QAB1(G),XP(f)
- Vars
- P(h);OGATE,XB(C)::QAR2(G),XP(h)
- P(d);OGATEB::QAB(G)
- S(b);S_CUTQ(a)::R(E)+B(D)
- S(i);S_CUTB(j)::R(E)+B(D)
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