MESON Chess Problem Database
Problem Display
PID: 133937 (1B2N3/4Rnp1/1pp5/P1rk4/1QpP3R/1P2p1Kb/2rpN3/8 w - - 0 1)
Degener, Udo
2nd Prize, Sachova skladba, 2006
#2
10 + 11
| 6004 | Henk Hagedoorn Solving Ty. | 2009 |
| 3485 | Sachova skladba | 2009 |
| 23 | Die Schwalbe | 2011 |
SOLUTION
- SOUND
- Sets
- 1...Ra2
- 2.Sc3#
- 1...Rb2
- 2.Sc3#
- 1...Rc3
- 2.Sxc3#
- 1...Rxa5
- 2.Sc7#
- 1...Rb5
- 2.Sc7#
- 1...Se5
- 2.Rxe5#
- 1...Sg5
- 2.Re5#
- 1...Sd6
- 2.Sc7#
- 2.Re5#
- 1...Sh6
- 2.Re5#
- 1...Sd8
- 2.Re5#
- 1...Sh8
- 2.Re5#
- 1...cxb3
- 2.Sf4#
- 1...c3
- 2.Sf4#
- 1...bxa5
- 2.Qxc5#
- 1...b5
- 2.Qxc5#
- 1...g5
- 2.Sf6#
- 1...g6
- 2.Sf6#
- 1...Ra2
- Tries
- 1.Bf4?
- threat
- 2.Sc7#
- 1...Se5
- 2.Rxe5#
- 1...Be6!
- threat
- 1.Be5?
- threat
- 2.Sc7#
- 1...Sxe5
- 2.Rxe5#
- 1...Bg4!
- threat
- 1.Rhe4?
- threat
- 2.Sf4#
- 1...Se5
- 2.R4xe5#
- 2.R7xe5#
- 1...g5
- 2.Sf6#
- 1...Be6!
- threat
- 1.Rh5+?
- 1...Se5
- 2.Rhxe5#
- 2.Rexe5#
- 1...Sg5
- 2.Re5#
- 1...g5
- 2.Sf6#
- 1...Bf5!
- 1...Se5
- 1.Rh6?
- threat
- 2.Sc7#
- 1...Sxh6
- 2.Re5#
- 1...gxh6
- 2.Sf6#
- 1...Se5
- 2.Rxe5#
- 1...g6
- 2.Sf6#
- 1...Be6!
- threat
- 1.Qc3?
- threat
- 2.Sf4#
- 1...Rxc3
- 2.Sxc3#
- 1...Se5
- 2.Rxe5#
- 1...g5
- 2.Sf6#
- 1...Be6!
- threat
- 1.Qxb6?
- threat
- 2.Qxc5#
- 1...Rxa5
- 2.Sf4#
- 1...Rb5
- 2.Sf4#
- 1...cxb3!
- threat
- 1.bxc4+?
- 1...R5xc4
- 2.Sc7#
- 1...R2xc4!
- 1...R5xc4
- 1.dxc5?
- threat
- 2.Sc7#
- 2.Rd4#
- 1...d1Q
- 2.Sc7#
- 1...d1R
- 2.Sc7#
- 1...Bg4
- 2.Sc7#
- 1...Be6
- 2.Rd4#
- 1...bxc5!
- threat
- 1.Bf4?
- Keys
- 1.axb6!
- threat
- 2.Qxc5#
- 1...cxb3
- 2.Sf4#
- 1...Ra5
- 2.Sc7#
- 1...Rb5
- 2.Sc7#
- threat
- 1.axb6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 13
- Sets
- R(a);N_GUARD::S(A)
- R(a);N_GUARD::S(A),XR(a)
- R(f);XP(G)::S(J)
- R(f);::S(J)
- S(j);N_GUARD::R1(H),XS(j)
- S(j);N_GUARD::R1(H)
- P(e);XP(B)::S(A)
- P(e);::S(A)
- P(h);N_GUARD,XP(G)::QAR1(D),XR(f)
- P(h);N_GUARD::QAR1(D),XR(f)
- P(k);N_GUARD::S(J)
- Tries
- Try
- B(I);
- Threat
- S(J)
- Vars
- S(j);N_GUARD::R1(H),XS(j)
- Refutation
- B(d);
- Try
- B(I);
- Threat
- S(J)
- Vars
- S(j);OGATE,XB(I)::R1(H),XS(j)
- Refutation
- B(d);
- Try
- R(F);
- Threat
- S(A)
- Vars
- P(k);N_GUARD::S(J)
- Refutation
- B(d);
- Try
- R(F);CHECK
- Vars
- S(j);N_GUARD,P_SPINS(j)::R1(H)
- P(k);P_SPINP(k)::S(J)
- Refutation
- B(d);P_SPINB(d)
- Try
- R(F);
- Threat
- S(J)
- Vars
- S(j);N_GUARD,XR(F)::R1(H)
- P(k);N_GUARD,XR(F)::S(J)
- S(j);N_GUARD::R1(H),XS(j)
- P(k);N_GUARD::S(J)
- Refutation
- B(d);
- Try
- Q(D);
- Threat
- S(A)
- Vars
- R(a);XQ(D)::S(A),XR(a)
- S(j);N_GUARD::R1(H),XS(j)
- P(k);N_GUARD::S(J)
- Refutation
- B(d);
- Try
- Q(D);XP(h)
- Threat
- QAR1(D),XR(f)
- Vars
- R(f);XP(G)::S(A)
- R(f);::S(A)
- Refutation
- P(e);XP(B)
- Try
- P(B);CHECK,XP(e)
- Vars
- R(f);XP(B)::S(J)
- Refutation
- R(a);XP(B)
- Try
- P(E);XR(f)
- Threat
- DUALS(2)
- Vars
- P(b);::S(J)
- B(d);::S(J)
- B(d);::R1(F)
- Refutation
- P(h);XP(E)
- Try
- Actual
- P(G);XP(h)
- Threat
- QAR1(D),XR(f)
- Vars
- P(e);XP(B)::S(A)
- R(f);::S(J)
Developed and maintained by Brian Stephenson.
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