MESON Chess Problem Database
Problem Display
PID: 60222 (3R2K1/8/1Np1p3/B1kB2N1/Pp1Rpn2/5q2/1Q6/2r1b3 w - - 0 1)
Ahues, Herbert Siegfried Oskar
2nd Prize, Probleemblad, 1970
#2
9 + 9
| 3751 | FIDE Album (1968-1970) | 1977 |
SOLUTION
- SOUND
- Sets
- 1...Qd1
- 2.Sxe4#
- 1...Qh5
- 2.Sxe4#
- 1...Qf1
- 2.Sxe4#
- 1...Qf2
- 2.Sxe4#
- 1...Qa3
- 2.Sxe4#
- 1...Qb3
- 2.Sxe4#
- 1...Qh3
- 2.Sxe4#
- 1...Ra1
- 2.Rc4#
- 1...Rb1
- 2.Rc4#
- 1...Rd1
- 2.Rc4#
- 1...Rc3
- 2.Qxb4#
- 1...Rc4
- 2.Rxc4#
- 1...Bf2
- 2.Qxb4#
- 1...Bc3
- 2.Rc4#
- 1...Bg3
- 2.Qxb4#
- 1...Bh4
- 2.Qxb4#
- 1...Se2
- 2.Sxe6#
- 1...Sg2
- 2.Sxe6#
- 1...Sd3
- 2.Sxe6#
- 1...Sh3
- 2.Sxe6#
- 1...Sxd5
- 2.Sxe6#
- 1...Sh5
- 2.Sxe6#
- 1...Sg6
- 2.Sxe6#
- 1...Qd1
- Tries
- 1.Sc4?
- threat
- 2.Bb6#
- 1...Rxc4
- 2.Rxc4#
- 1...Sxd5
- 2.Sxe6#
- 1...cxd5
- 2.Rc8#
- 1...b3!
- threat
- 1.Sa8?
- threat
- 2.Bb6#
- 1...Sxd5
- 2.Sxe6#
- 1...cxd5!
- threat
- 1.Sc8?
- threat
- 2.Bb6#
- 1...Sxd5
- 2.Sxe6#
- 1...cxd5!
- threat
- 1.Bxb4+?
- 1...Bxb4
- 2.Qxb4#
- 1...Kxb6!
- 1...Bxb4
- 1.Bb3?
- threat
- 2.Sd7#
- 1...Qc3
- 2.Sxe4#
- 1...Bc3
- 2.Rc4#
- 1...Sd5
- 2.Sxe6#
- 1...Rc3!
- threat
- 1.Bc4?
- threat
- 2.Sd7#
- 1...Qc3
- 2.Sxe4#
- 1...Rc3
- 2.Qxb4#
- 1...Sd5
- 2.Sxe6#
- 1...Bc3!
- threat
- 1.Bxe4?
- threat
- 2.Sd7#
- 1...Rc3
- 2.Qxb4#
- 1...Bc3
- 2.Rc4#
- 1...Sd5
- 2.Sxe6#
- 1...Qc3!
- threat
- 1.Bxe6?
- threat
- 2.Sd7#
- 1...Qc3
- 2.Sxe4#
- 1...Rc3
- 2.Qxb4#
- 1...Bc3
- 2.Rc4#
- 1...Sd5!
- threat
- 1.Sc4?
- Keys
- 1.Ba2!
- threat
- 2.Sd7#
- 1...Qc3
- 2.Sxe4#
- 1...Rc3
- 2.Qxb4#
- 1...Bc3
- 2.Rc4#
- 1...Sd5
- 2.Sxe6#
- threat
- 1.Ba2!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 20
- Sets
- Q(c);N_GUARD::S(F),XP(e)
- R(a);N_GUARD::R1(C)
- R(a);S_CUTB(b)::QAB1(A),XP(d)
- R(a);N_GUARD::R1(C),XR(a)
- B(b);N_GUARD::QAB1(A),XP(d)
- B(b);S_CUTR(a)::R1(C)
- S(f);N_GUARD::S(F),XP(i)
- S(f);N_GUARD,XB(E)::S(F),XP(i)
- Tries
- Try
- S(G);
- Threat
- B(D)
- Vars
- R(a);OGATE,XS(G)::R1(C),XR(a)
- S(f);N_GUARD,XB(E)::S(F),XP(i)
- P(h);OGATEB,XB(E)::R(H)
- Refutation
- P(d);
- Try
- S(G);
- Threat
- B(D)
- Vars
- S(f);N_GUARD,XB(E)::S(F),XP(i)
- Refutation
- P(h);XB(E)
- Try
- S(G);
- Threat
- B(D)
- Vars
- S(f);N_GUARD,XB(E)::S(F),XP(i)
- Refutation
- P(h);XB(E)
- Try
- B(D);CHECK,XP(d)
- Vars
- B(b);OGATE,XB(D)::QAB1(A),XB(b)
- Refutation
- K(g);S_FLIGHT,XS(G)
- Try
- B(E);
- Threat
- S(G)
- Vars
- Q(c);N_GUARD::S(F),XP(e)
- B(b);S_CUTR(a)::R1(C)
- S(f);N_GUARD::S(F),XP(i)
- Refutation
- R(a);
- Try
- B(E);
- Threat
- S(G)
- Vars
- Q(c);N_GUARD::S(F),XP(e)
- R(a);S_CUTB(b)::QAB1(A),XP(d)
- S(f);N_GUARD::S(F),XP(i)
- Refutation
- B(b);
- Try
- B(E);XP(e)
- Threat
- S(G)
- Vars
- R(a);S_CUTB(b)::QAB1(A),XP(d)
- B(b);S_CUTR(a)::R1(C)
- S(f);N_GUARD::S(F),XP(i)
- Refutation
- Q(c);
- Try
- B(E);XP(i)
- Threat
- S(G)
- Vars
- Q(c);N_GUARD::S(F),XP(e)
- R(a);S_CUTB(b)::QAB1(A),XP(d)
- B(b);S_CUTR(a)::R1(C)
- Refutation
- S(f);
- Try
- Actual
- B(E);
- Threat
- S(G)
- Vars
- Q(c);N_GUARD::S(F),XP(e)
- R(a);S_CUTB(b)::QAB1(A),XP(d)
- B(b);S_CUTR(a)::R1(C)
- S(f);N_GUARD::S(F),XP(i)
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