MESON Chess Problem Database
Problem Display
PID: 150087 (8/p1n1pp1b/B6r/4R3/nQNkN1p1/1K1P1pB1/5p2/3Rb3 w - - 0 1)
Degener, Udo
Degenkolbe, Mirko
3/5 HM., Problem-Forum, 2001
#2
9 + 12
| 15174 | FIDE Album (2001-2003) | 2011 |
SOLUTION
- SOUND
- Sets
- 1...Bc3
- 2.Bxf2#
- 1...Bxb4
- 2.Bxf2#
- 1...Sb2
- 2.Qc5#
- 1...Sc3
- 2.Qc5#
- 1...Sc5+
- 2.Qxc5#
- 1...Sb6
- 2.Qc5#
- 1...Bc3
- Tries
- 1.Sa3+?
- 1...Bxb4
- 2.Sc2#
- 1...Ke3!
- 1...Bxb4
- 1.Se3+?
- 1...Bxb4
- 2.Sc2#
- 1...Kxe3!
- 1...Bxb4
- 1.Sc3?
- threat
- 2.Sb2#
- 2.Sd2#
- 2.Sa3#
- 2.Se3#
- 2.Sa5#
- 2.Sb6#
- 2.Sd6#
- 1...Sc5+
- 2.Qxc5#
- 1...Rxa6
- 2.Sb2#
- 2.Sa3#
- 2.Se3#
- 2.Sa5#
- 2.Sb6#
- 2.Sd6#
- 1...Bxc3
- 2.Bxf2#
- 1...Bxd3
- 2.Sb2#
- 2.Sa3#
- 2.Se3#
- 2.Sa5#
- 2.Sb6#
- 2.Sd6#
- 2.Re4#
- 1...Sxa6
- 2.Sb5#
- 2.Rd5#
- 1...Bd2
- 2.Sb2#
- 2.Sxd2#
- 2.Sa3#
- 2.Se3#
- 2.Sa5#
- 2.Sb6#
- 2.Sd6#
- 1...Rb6
- 2.Sxb6#
- 1...Rd6
- 2.Sb2#
- 2.Sd2#
- 2.Sa3#
- 2.Se3#
- 2.Sa5#
- 2.Sb6#
- 2.Sxd6#
- 1...Be4
- 2.Rxe4#
- 1...Sb2
- 2.Sxb2#
- 2.Qc5#
- 1...Sb6
- 2.Sxb6#
- 2.Qc5#
- 1...Sb5
- 2.Sxb5#
- 2.Sb2#
- 2.Sa3#
- 2.Se3#
- 2.Sa5#
- 2.Sb6#
- 2.Sd6#
- 2.Rd5#
- 1...Sd5
- 2.Sb5#
- 2.Rxd5#
- 1...Rc6!
- threat
- 1.Sed6?
- threat
- 2.Sd2#
- 1...Sc5+
- 2.Qxc5#
- 1...Bxb4
- 2.Bxf2#
- 1...Bxd3
- 2.Sf5#
- 1...Sxa6
- 2.Sb5#
- 1...Bd2
- 2.Sxd2#
- 1...Bc3
- 2.Bxf2#
- 1...Sb2
- 2.Qc5#
- 1...Sb6
- 2.Qc5#
- 1...Sb5
- 2.Sxb5#
- 1...Sd5
- 2.Sb5#
- 1...Be4!
- threat
- 1.Bf4?
- threat
- 2.Scd2#
- 2.Be3#
- 1...Sc5+
- 2.Qxc5#
- 1...Rxa6
- 2.Be3#
- 1...Bxb4
- 2.Be3#
- 1...Sxa6
- 2.Be3#
- 1...Bd2
- 2.Scxd2#
- 1...f1S
- 2.Scd2#
- 1...Rb6
- 2.Be3#
- 1...Rc6
- 2.Be3#
- 1...Bc3
- 2.Be3#
- 1...Sb2
- 2.Be3#
- 2.Qc5#
- 1...Sb6
- 2.Be3#
- 2.Qc5#
- 1...Sb5
- 2.Be3#
- 1...Sd5!
- threat
- 1.Rd5+?
- 1...Sxd5
- 2.Be5#
- 1...Kxd5!
- 1...Sxd5
- 1.Qc3+?
- 1...Bxc3
- 2.Bxf2#
- 1...Sxc3!
- 1...Bxc3
- 1.Sa3+?
- Keys
- 1.Sf6!
- threat
- 2.Sd2#
- 1...Sc5+
- 2.Qxc5#
- 1...Bxb4
- 2.Bxf2#
- 1...Bxd3
- 2.Re4#
- 1...Sxa6
- 2.Rd5#
- 1...Bd2
- 2.Sxd2#
- 1...Bc3
- 2.Bxf2#
- 1...Be4
- 2.Rxe4#
- 1...Sb2
- 2.Qc5#
- 1...Sb6
- 2.Qc5#
- 1...Sb5
- 2.Rd5#
- 1...Sd5
- 2.Rxd5#
- threat
- 1.Sf6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 6
- REMOVED MATES = 1
- Sets
- B(a);N_GUARD::B(D),XP(b)
- B(a);N_GUARD,XQ(E)::B(D),XP(b)
- S(d);N_GUARD::QAB1(E)
- S(d);CHECK,N_GUARD::QAB1(E),XS(d)
- Tries
- Try
- S(F);CHECK
- Vars
- B(a);XQ(E)::S(F)
- Refutation
- K(e);S_FLIGHT
- Try
- S(F);CHECK
- Vars
- B(a);XQ(E)::S(F)
- Refutation
- K(e);S_FLIGHT,XS(F)
- Try
- S(G);
- Threat
- DUALS(7)
- Vars
- S(d);CHECK,N_GUARD::QAB1(E),XS(d)
- B(a);N_GUARD,XS(G)::B(D),XP(b)
- R(g);P_PINQ(E)::QAR(E)+S(F),XR(g)
- B(l);N_GUARD::R1(H),XB(l)
- Refutation
- R(g);
- Try
- S(G);
- Threat
- QAR(E)+S(F)
- Vars
- S(d);CHECK,N_GUARD::QAB1(E),XS(d)
- B(a);N_GUARD,XQ(E)::B(D),XP(b)
- B(l);N_GUARD,P_SPINB(l),XP(C)::S(G)
- S(i);N_GUARD,XB(I)::S(G)
- B(a);::QAR(E)+S(F),XB(a)
- B(a);N_GUARD::B(D),XP(b)
- S(d);N_GUARD::QAB1(E)
- S(i);N_GUARD::S(G),XS(i)
- S(i);N_GUARD::S(G)
- Refutation
- B(l);
- Try
- B(D);
- Threat
- DUALS(2)
- Vars
- S(d);CHECK,N_GUARD::QAB1(E),XS(d)
- R(g);XB(I)::B(D)
- B(a);XQ(E)::B(D)
- S(i);XB(I)::B(D)
- B(a);::QAR(E)+S(F),XB(a)
- P(b);::QAR(E)+S(F)
- R(g);P_PINQ(E)::B(D)
- R(g);::B(D)
- B(a);::B(D)
- S(i);::B(D)
- Refutation
- S(i);
- Try
- R(H);CHECK
- Vars
- S(i);SBLOCK,XR(H)::B(D)
- Refutation
- K(e);P-FLIGHT,XR(H)
- Try
- Q(E);CHECK
- Vars
- B(a);XQ(E)::B(D),XP(b)
- Refutation
- S(d);XQ(E)
- Try
- Actual
- S(G);
- Threat
- QAR(E)+S(F)
- Vars
- S(d);CHECK,N_GUARD::QAB1(E),XS(d)
- B(a);N_GUARD,XQ(E)::B(D),XP(b)
- B(l);N_GUARD,P_SPINB(l),XP(C)::R1(H)
- S(i);N_GUARD,XB(I)::R1(H)
- B(a);::QAR(E)+S(F),XB(a)
- B(a);N_GUARD::B(D),XP(b)
- B(l);N_GUARD::R1(H),XB(l)
- S(d);N_GUARD::QAB1(E)
- S(i);N_GUARD::R1(H)
- S(i);N_GUARD::R1(H),XS(i)
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