MESON Chess Problem Database
Problem Display
PID: 74714 (8/2p2p2/5p2/p1PpkB2/K2Nbr2/PQ3n2/1PN1R2B/1q3R2 w - - 0 1)
Segers, Marcel
Apprenti Sorcier, 1992
#2
11 + 10
SOLUTION
- SOUND
- Sets
- 1...Se1
- 2.Bxf4#
- 1...Sg1
- 2.Bxf4#
- 1...Sd2
- 2.Bxf4#
- 1...Sh4
- 2.Bxf4#
- 1...Sg5
- 2.Bxf4#
- 1...c6
- 2.Qb8#
- 1...Se1
- Tries
- 1.Sb4?
- threat
- 2.Sbc6#
- 2.Qxd5#
- 1...Kxd4
- 2.Qc3#
- 1...Sxd4
- 2.Qxd5#
- 1...Qa2
- 2.Sbc6#
- 1...Qc2
- 2.Sbc6#
- 1...Qd1
- 2.Sbc6#
- 1...c6
- 2.Sbxc6#
- 1...axb4!
- threat
- 1.Bh3?
- threat
- 2.Sxf3#
- 2.Sc6#
- 1...Qxf1
- 2.Sc6#
- 1...Sxh2
- 2.Sc6#
- 1...Sxd4
- 2.Bxf4#
- 1...Se1
- 2.Sc6#
- 2.Bxf4#
- 1...Sg1
- 2.Sc6#
- 2.Bxf4#
- 1...Sd2
- 2.Sc6#
- 2.Bxf4#
- 1...Sh4
- 2.Sc6#
- 2.Bxf4#
- 1...Sg5
- 2.Sc6#
- 2.Bxf4#
- 1...c6
- 2.Sxf3#
- 2.Sxc6#
- 2.Qb8#
- 1...f5!
- threat
- 1.Bg4?
- threat
- 2.Sxf3#
- 2.Sc6#
- 1...Qxf1
- 2.Sc6#
- 1...Sxh2
- 2.Sc6#
- 1...Sxd4
- 2.Bxf4#
- 1...Se1
- 2.Sc6#
- 2.Bxf4#
- 1...Sg1
- 2.Sc6#
- 2.Bxf4#
- 1...Sd2
- 2.Sc6#
- 2.Bxf4#
- 1...Sh4
- 2.Sc6#
- 2.Bxf4#
- 1...Sg5
- 2.Sc6#
- 2.Bxf4#
- 1...c6
- 2.Sxf3#
- 2.Sxc6#
- 2.Qb8#
- 1...f5!
- threat
- 1.Bd7?
- threat
- 2.Sxf3#
- 2.Sc6#
- 1...Qxf1
- 2.Sc6#
- 1...Sxh2
- 2.Sc6#
- 1...Sxd4
- 2.Bxf4#
- 1...Se1
- 2.Sc6#
- 2.Bxf4#
- 1...Sg1
- 2.Sc6#
- 2.Bxf4#
- 1...Sd2
- 2.Sc6#
- 2.Bxf4#
- 1...Sh4
- 2.Sc6#
- 2.Bxf4#
- 1...Sg5
- 2.Sc6#
- 2.Bxf4#
- 1...c6
- 2.Sxf3#
- 2.Sxc6#
- 2.Qb8#
- 1...f5!
- threat
- 1.Bc8?
- threat
- 2.Sxf3#
- 2.Sc6#
- 1...Qxf1
- 2.Sc6#
- 1...Sxh2
- 2.Sc6#
- 1...Sxd4
- 2.Bxf4#
- 1...Se1
- 2.Sc6#
- 2.Bxf4#
- 1...Sg1
- 2.Sc6#
- 2.Bxf4#
- 1...Sd2
- 2.Sc6#
- 2.Bxf4#
- 1...Sh4
- 2.Sc6#
- 2.Bxf4#
- 1...Sg5
- 2.Sc6#
- 2.Bxf4#
- 1...c6
- 2.Sxf3#
- 2.Sxc6#
- 2.Qb8#
- 1...f5!
- threat
- 1.Qe3?
- threat
- 2.Bxf4#
- 2.Qxf4#
- 1...Sxh2
- 2.Qxf4#
- 1...Sxd4
- 2.Qxf4#
- 1...Qc1
- 2.Bxf4#
- 1...Qxc2+!
- threat
- 1.Sb4?
- Keys
- 1.Se3!
- threat
- 2.Sc6#
- 1...Kxd4
- 2.Qc3#
- 1...Bxf5
- 2.Qxd5#
- 1...Sxd4
- 2.Bxf4#
- 1...Bc2
- 2.Sxc2#
- 1...Bd3
- 2.Qxd5#
- 1...c6
- 2.Sxc6#
- threat
- 1.Se3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 1
- ADDED MATES = 5
- REMOVED MATES = 5
- Sets
- S(b);::B(E),XR(d)
- P(i);OGATEB::QAB(G)
- Tries
- Try
- S(C);
- Threat
- DUALS(2)
- Vars
- K(g);N_SPINB(c),N_SPINR(d),OGATEB,S_FLIGHT,XS(I)::QAB1(G)
- S(b);XS(I)::QAR1(G),XP(f)
- Q(a);P_PINP(F)::S(C)
- Q(a);P_PINQ(G)::S(C)
- P(i);::S(C),XP(i)
- Refutation
- P(e);XS(C)
- Try
- B(K);
- Threat
- DUALS(2)
- Vars
- Q(a);XR(A)::S(I)
- S(b);N_SPINR(d),XB(E)::S(I)
- S(b);XS(I)::B(E),XR(d)
- Refutation
- P(h);
- Try
- B(K);
- Threat
- DUALS(2)
- Vars
- Q(a);XR(A)::S(I)
- S(b);N_SPINR(d),XB(E)::S(I)
- S(b);XS(I)::B(E),XR(d)
- Refutation
- P(h);
- Try
- B(K);
- Threat
- DUALS(2)
- Vars
- Q(a);XR(A)::S(I)
- S(b);N_SPINR(d),XB(E)::S(I)
- S(b);XS(I)::B(E),XR(d)
- Refutation
- P(h);
- Try
- B(K);
- Threat
- DUALS(2)
- Vars
- Q(a);XR(A)::S(I)
- S(b);N_SPINR(d),XB(E)::S(I)
- S(b);XS(I)::B(E),XR(d)
- Refutation
- P(h);
- Try
- Q(G);
- Threat
- DUALS(2)
- Vars
- S(b);N_SPINR(d),XB(E)::QAB1(G),XR(d)
- S(b);XS(I)::QAB1(G),XR(d)
- Q(a);::B(E),XR(d)
- Refutation
- Q(a);CHECK,XS(C)
- Try
- Actual
- S(C);N_PINB(c)
- Threat
- S(I)
- Vars
- K(g);N_SPINR(d),OGATEB,S_FLIGHT,XS(I)::QAB1(G)
- B(c);N_GUARD,P_PINS(I),XB(K)::QAR1(G),XP(f)
- S(b);SBLOCK,XS(I)::B(E),XR(d)
- B(c);P_PINQ(G),P_PINS(I)::R(D)+S(C),XB(c)
- B(c);N_GUARD,P_PINS(I)::QAR1(G),XP(f)
- P(i);::S(I),XP(i)
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