MESON Chess Problem Database
Problem Display
PID: 135876 (K1Q5/B1Pp4/8/1R1Np3/B1kN4/7R/2P2b2/nq1n4 w - - 0 1)
Wrobel, Marian
2nd HM., BCF 092. Ty., 1959-1960
#2
10 + 7
SOLUTION
- SOUND
- Sets
- 1...Sb2
- 2.Rc3#
- 1...Sc3
- 2.Rxc3#
- 1...exd4
- 2.Sb6#
- 2.Rc5#
- 1...Sb2
- Tries
- 1.Qa6?
- threat
- 2.c8Q#
- 2.c8R#
- 1...Qxc2
- 2.Ra5#
- 2.c8Q#
- 2.c8R#
- 1...Qxb5
- 2.Qxb5#
- 1...Bxd4
- 2.Rc5#
- 1...Sxc2
- 2.c8Q#
- 2.c8R#
- 1...exd4
- 2.Sb6#
- 2.Rc5#
- 2.c8Q#
- 2.c8R#
- 1...Qa2
- 2.Ra5#
- 2.c8Q#
- 2.c8R#
- 1...Qc1
- 2.Ra5#
- 2.c8Q#
- 2.c8R#
- 1...Qb2
- 2.c8Q#
- 2.c8R#
- 1...Qb3
- 2.c8Q#
- 2.c8R#
- 1...Be1
- 2.c8Q#
- 2.c8R#
- 1...Bg1
- 2.c8Q#
- 2.c8R#
- 1...Be3
- 2.c8Q#
- 2.c8R#
- 1...Bg3
- 2.c8Q#
- 2.c8R#
- 1...Bh4
- 2.c8Q#
- 2.c8R#
- 1...Sb3
- 2.Ra5#
- 1...Sb2
- 2.Rc3#
- 2.Ra5#
- 2.c8Q#
- 2.c8R#
- 1...Sc3
- 2.Rxc3#
- 2.c8Q#
- 2.c8R#
- 1...Se3
- 2.c8Q#
- 2.c8R#
- 1...e4
- 2.c8Q#
- 2.c8R#
- 1...d6
- 2.Qc6#
- 2.c8Q#
- 2.c8R#
- 1...Qb4!
- threat
- 1.Qb7?
- threat
- 2.c8Q#
- 2.c8R#
- 1...Qxc2
- 2.Rb4#
- 2.c8Q#
- 2.c8R#
- 1...Qxb5
- 2.Bxb5#
- 2.Qxb5#
- 1...Sxc2
- 2.c8Q#
- 2.c8R#
- 1...exd4
- 2.Sb6#
- 2.Rc5#
- 2.c8Q#
- 2.c8R#
- 1...Qa2
- 2.Rb4#
- 2.c8Q#
- 2.c8R#
- 1...Qc1
- 2.Rb4#
- 2.c8Q#
- 2.c8R#
- 1...Qb2
- 2.c8Q#
- 2.c8R#
- 1...Qb3
- 2.c8Q#
- 2.c8R#
- 1...Qb4
- 2.Rxb4#
- 1...Be1
- 2.c8Q#
- 2.c8R#
- 1...Bg1
- 2.c8Q#
- 2.c8R#
- 1...Be3
- 2.c8Q#
- 2.c8R#
- 1...Bg3
- 2.c8Q#
- 2.c8R#
- 1...Bh4
- 2.c8Q#
- 2.c8R#
- 1...Sb3
- 2.Rb4#
- 1...Sb2
- 2.Rc3#
- 2.Rb4#
- 2.c8Q#
- 2.c8R#
- 1...Sc3
- 2.Rxc3#
- 2.c8Q#
- 2.c8R#
- 1...Se3
- 2.c8Q#
- 2.c8R#
- 1...e4
- 2.c8Q#
- 2.c8R#
- 1...d6
- 2.Qc6#
- 2.c8Q#
- 2.c8R#
- 1...Bxd4!
- threat
- 1.Qxd7?
- threat
- 2.Sb6#
- 2.Qc6#
- 2.c8Q#
- 2.c8R#
- 1...Qxc2
- 2.Sb6#
- 2.Rb4#
- 2.Qc6#
- 2.c8Q#
- 2.c8R#
- 1...Qxb5
- 2.Bxb5#
- 2.Qxb5#
- 1...Sxc2
- 2.Sb6#
- 2.Qc6#
- 2.c8Q#
- 2.c8R#
- 1...exd4
- 2.Sb6#
- 2.Rc5#
- 2.Qc6#
- 2.c8Q#
- 2.c8R#
- 1...Qa2
- 2.Sb6#
- 2.Rb4#
- 2.Qc6#
- 2.c8Q#
- 2.c8R#
- 1...Qc1
- 2.Sb6#
- 2.Rb4#
- 2.Qc6#
- 2.c8Q#
- 2.c8R#
- 1...Qb2
- 2.Sb6#
- 2.Qc6#
- 2.c8Q#
- 2.c8R#
- 1...Qb3
- 2.Sb6#
- 2.Qc6#
- 2.c8Q#
- 2.c8R#
- 1...Qb4
- 2.Sb6#
- 2.Rxb4#
- 1...Be1
- 2.Sb6#
- 2.Qc6#
- 2.c8Q#
- 2.c8R#
- 1...Bg1
- 2.Sb6#
- 2.Qc6#
- 2.c8Q#
- 2.c8R#
- 1...Be3
- 2.Qc6#
- 2.c8Q#
- 2.c8R#
- 1...Bg3
- 2.Qc6#
- 2.c8Q#
- 2.c8R#
- 1...Bh4
- 2.Sb6#
- 2.Qc6#
- 2.c8Q#
- 2.c8R#
- 1...Sb3
- 2.Sb6#
- 2.Rb4#
- 1...Sb2
- 2.Sb6#
- 2.Rc3#
- 2.Rb4#
- 2.Qc6#
- 2.c8Q#
- 2.c8R#
- 1...Sc3
- 2.Sb6#
- 2.Rxc3#
- 2.Qc6#
- 2.c8Q#
- 2.c8R#
- 1...Se3
- 2.Qc6#
- 2.c8Q#
- 2.c8R#
- 1...e4
- 2.Sb6#
- 2.Qc6#
- 2.c8Q#
- 2.c8R#
- 1...Bxd4!
- threat
- 1.Qf8?
- threat
- 2.Qc5#
- 2.c8Q#
- 2.c8R#
- 1...Qxc2
- 2.Qb4#
- 2.Qc5#
- 2.c8Q#
- 2.c8R#
- 1...Bxd4
- 2.Qf1#
- 1...Sxc2
- 2.Qc5#
- 2.c8Q#
- 2.c8R#
- 1...exd4
- 2.Sb6#
- 2.Rc5#
- 2.Qc5#
- 2.c8Q#
- 2.c8R#
- 1...Qb4
- 2.Qxb4#
- 1...Qa2
- 2.Qb4#
- 2.Qc5#
- 2.c8Q#
- 2.c8R#
- 1...Qc1
- 2.Qb4#
- 2.Qc5#
- 2.c8Q#
- 2.c8R#
- 1...Qb2
- 2.Qc5#
- 2.c8Q#
- 2.c8R#
- 1...Qb3
- 2.Qc5#
- 2.c8Q#
- 2.c8R#
- 1...Be1
- 2.Qc5#
- 2.Qf1#
- 2.c8Q#
- 2.c8R#
- 1...Bg1
- 2.Qc5#
- 2.Qf1#
- 2.c8Q#
- 2.c8R#
- 1...Be3
- 2.Qc5#
- 2.Qf1#
- 2.c8Q#
- 2.c8R#
- 1...Bg3
- 2.Qc5#
- 2.Qf1#
- 2.c8Q#
- 2.c8R#
- 1...Bh4
- 2.Qc5#
- 2.Qf1#
- 2.c8Q#
- 2.c8R#
- 1...Sb3
- 2.Qb4#
- 1...Sb2
- 2.Rc3#
- 2.Qb4#
- 2.Qc5#
- 2.c8Q#
- 2.c8R#
- 1...Sc3
- 2.Rxc3#
- 2.Qc5#
- 2.c8Q#
- 2.c8R#
- 1...Se3
- 2.Qc5#
- 2.c8Q#
- 2.c8R#
- 1...e4
- 2.Qc5#
- 2.c8Q#
- 2.c8R#
- 1...d6
- 2.c8Q#
- 2.c8R#
- 1...Qxb5!
- threat
- 1.Qa6?
- Keys
- 1.Qg8!
- threat
- 2.c8Q#
- 2.c8R#
- 1...Qxc2
- 2.Rb4#
- 2.c8Q#
- 2.c8R#
- 1...Qxb5
- 2.Bxb5#
- 1...Bxd4
- 2.Sb6#
- 1...Sxc2
- 2.c8Q#
- 2.c8R#
- 1...exd4
- 2.Sb6#
- 2.Rc5#
- 2.c8Q#
- 2.c8R#
- 1...Qb4
- 2.Rxb4#
- 1...Qa2
- 2.Rb4#
- 2.c8Q#
- 2.c8R#
- 1...Qc1
- 2.Rb4#
- 2.c8Q#
- 2.c8R#
- 1...Qb2
- 2.c8Q#
- 2.c8R#
- 1...Qb3
- 2.c8Q#
- 2.c8R#
- 1...Be1
- 2.c8Q#
- 2.c8R#
- 1...Bg1
- 2.c8Q#
- 2.c8R#
- 1...Be3
- 2.c8Q#
- 2.c8R#
- 1...Bg3
- 2.c8Q#
- 2.c8R#
- 1...Bh4
- 2.c8Q#
- 2.c8R#
- 1...Sb3
- 2.Rb4#
- 1...Sb2
- 2.Rc3#
- 2.Rb4#
- 2.c8Q#
- 2.c8R#
- 1...Sc3
- 2.Se3#
- 2.Rxc3#
- 2.c8Q#
- 2.c8R#
- 1...Se3
- 2.c8Q#
- 2.c8R#
- 1...e4
- 2.c8Q#
- 2.c8R#
- 1...d6
- 2.c8Q#
- 2.c8R#
- threat
- 1.Qg8!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 4
- REMOVED MATES = 2
- Sets
- S(c);N_GUARD::R1(B)
- S(c);N_GUARD::R1(B),XS(c)
- Tries
- Try
- Q(J);
- Threat
- P=Q
- Vars
- Q(b);OGATE,P_SPINQ(b),XR(E)::QAB1(J),XQ(b)
- B(d);SBLOCK,XS(D)::QAB(J)+R(E),DCHECK
- S(a);XP(A)::P=Q
- Q(b);::P=Q
- B(d);::P=Q
- S(a);S_CUTQ(b)::QAB(J)+R(E)
- S(c);::P=Q
- P(f);::P=Q
- Refutation
- Q(b);
- Try
- Q(J);
- Threat
- P=Q
- Vars
- S(a);XP(A)::P=Q
- Q(b);::P=Q
- Q(b);N_GUARD::R1(E),XQ(b)
- B(d);::P=Q
- S(a);S_CUTQ(b)::R1(E)
- S(c);::P=Q
- P(f);::P=Q
- Refutation
- B(d);XS(D)
- Try
- Q(J);XP(g)
- Threat
- DUALS(4)
- Refutation
- B(d);XS(D)
- Try
- Q(J);
- Threat
- DUALS(3)
- Vars
- B(d);OGATE,XS(D)::QAB(J)
- Q(b);N_GUARD::QAR1(J),XQ(b)
- S(a);S_CUTQ(b)::QAR1(J)
- P(g);::P=Q
- Refutation
- Q(b);XR(E)
- Try
- Actual
- Q(J);
- Threat
- P=Q
- Vars
- Q(b);OGATE,XR(E)::B(C),XQ(b)
- B(d);SBLOCK,XS(D)::QAB(J)+S(F),DCHECK
- S(a);XP(A)::P=Q
- Q(b);N_GUARD::R1(E),XQ(b)
- Q(b);::P=Q
- B(d);::P=Q
- S(a);S_CUTQ(b)::R1(E)
- S(c);::P=Q
- P(f);::P=Q
- P(g);::P=Q
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