MESON Chess Problem Database
Problem Display
PID: 96356 (8/8/B4R2/7q/2rP3N/2Pp1pB1/1Q2P1nr/1K1N1kbR w - - 0 1)
Delobel, Bernard
Problemesis, 2004
#2
11 + 8
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Qg6
- 2.Rxf3#
- 1...Qe8
- 2.Rxf3#
- 1...Qxh4
- 2.Rxf3#
- 1...Qa5
- 2.Rxf3#
- 1...Qb5
- 2.Rxf3#
- 1...Qc5
- 2.Rxf3#
- 1...Qe5
- 2.Rxf3#
- 1...Qg5
- 2.Rxf3#
- 1...Qh6
- 2.Rxf3#
- 1...Qh7
- 2.Rxf3#
- 1...Qh8
- 2.Rxf3#
- 1...Se1
- 2.Se3#
- 1...Se3
- 2.Sxe3#
- 1...Sf4
- 2.Se3#
- 1...Sxh4
- 2.Se3#
- 1...Qg6
- Tries
- 1.Sxf3?
- threat
- 2.Sxh2#
- 2.Rxg1#
- 1...Qxf3
- 2.Rxf3#
- 1...Rxh1
- 2.Sh2#
- 1...Se1
- 2.Se3#
- 2.Rxg1#
- 1...Se3
- 2.Sxe3#
- 2.Rxg1#
- 1...Sf4
- 2.Se3#
- 2.Rxg1#
- 1...Sh4
- 2.Se3#
- 2.Rxg1#
- 1...Rh3
- 2.Sh2#
- 2.Rxg1#
- 1...Rh4
- 2.Sh2#
- 2.Rxg1#
- 1...d2!
- threat
- 1.Bxh2?
- threat
- 2.Rxg1#
- 1...Ke1
- 2.Rxg1#
- 1...d2!
- threat
- 1.exd3?
- threat
- 2.Qf2#
- 1...Rxh1
- 2.Qxg2#
- 1...Sxh4
- 2.Se3#
- 1...f2
- 2.Qxf2#
- 1...Qb5
- 2.Rxf3#
- 1...Se1
- 2.Se3#
- 1...Se3
- 2.Sxe3#
- 1...Sf4
- 2.Se3#
- 1...Rb4!
- threat
- 1.exf3?
- threat
- 2.Qf2#
- 1...Qxf3
- 2.Rxf3#
- 1...Rxh1
- 2.Qxg2#
- 1...Sxh4
- 2.Se3#
- 1...d2
- 2.Bxc4#
- 1...Rb4
- 2.Bxd3#
- 1...Se1
- 2.Se3#
- 1...Se3
- 2.Sxe3#
- 1...Sf4
- 2.Se3#
- 1...Qb5!
- threat
- 1.Sxf3?
- Keys
- 1.e4!
- threat
- 2.Qf2#
- 1...Rxh1
- 2.Qxg2#
- 1...Sxh4
- 2.Se3#
- 1...d2
- 2.Bxc4#
- 1...f2
- 2.Qxf2#
- 1...Qb5
- 2.Rxf3#
- 1...Rb4
- 2.Bxd3#
- 1...Se1
- 2.Se3#
- 1...Se3
- 2.Sxe3#
- 1...Sf4
- 2.Se3#
- threat
- 1.e4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 4
- REMOVED MATES = 10
- Sets
- Q(h);N_GUARD::R(K),XP(f)
- Q(h);N_GUARD,XS(I)::R(K),XP(f)
- Q(h);N_GUARD,P_PINQ(D)::R(K),XP(f)
- S(c);N_GUARD::S(B)
- S(c);N_GUARD::S(B),XS(c)
- S(c);N_GUARD,N_SPINP(f)::S(B)
- S(c);N_GUARD,XS(I)::S(B)
- Tries
- Try
- S(I);XP(f)
- Threat
- DUALS(2)
- Vars
- Q(h);OGATE,P_SPINQ(h),XS(I)::R(K),XQ(h)
- R(d);N_SPINB(b),XR(C)::R(K)+S(I),DCHECK
- Refutation
- P(e);
- Try
- B(G);XR(d)
- Threat
- R1(C),XB(b)
- Vars
- K(a);N_SPINP(f),P-FLIGHT::R(C),XB(b)
- Refutation
- P(e);
- Try
- P(E);XP(e)
- Threat
- QAR1(D)
- Vars
- R(d);N_GUARD,N_SPINB(b),XR(C)::QAB1(D),XS(c)
- S(c);N_GUARD,XS(I)::S(B)
- P(f);::QAR1(D),XP(f)
- Q(h);N_GUARD,P_PINQ(D)::R(K),XP(f)
- S(c);N_GUARD::S(B)
- S(c);N_GUARD::S(B),XS(c)
- S(c);N_GUARD,N_SPINP(f)::S(B)
- Refutation
- R(g);P_PINQ(D)
- Try
- P(E);XP(f)
- Threat
- QAR1(D)
- Vars
- Q(h);OGATE,P_SPINQ(h),XP(E)::R(K),XQ(h)
- R(d);N_GUARD,N_SPINB(b),XR(C)::QAB1(D),XS(c)
- S(c);N_GUARD,XS(I)::S(B)
- P(e);OGATEB,P_SPINR(g)::B(J),XR(g)
- R(g);OGATE,P_PINQ(D),P_SPINP(e)::B(J),XP(e)
- S(c);N_GUARD::S(B)
- S(c);N_GUARD::S(B),XS(c)
- Refutation
- Q(h);P_PINQ(D)
- Try
- Actual
- P(E);
- Threat
- QAR1(D)
- Vars
- R(d);N_GUARD,N_SPINB(b),XR(C)::QAB1(D),XS(c)
- S(c);N_GUARD,XS(I)::S(B)
- P(e);OGATEB,P_SPINR(g)::B(J),XR(g)
- P(f);::QAR1(D),XP(f)
- Q(h);N_GUARD,P_PINQ(D)::R(K),XP(f)
- R(g);N_SPINP(f),OGATE,P_PINQ(D),P_SPINP(e)::B(J),XP(e)
- S(c);N_GUARD::S(B)
- S(c);N_GUARD::S(B),XS(c)
- S(c);N_GUARD,N_SPINP(f)::S(B)
Developed and maintained by Brian Stephenson.
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