MESON Chess Problem Database
Problem Display
PID: 37443 (B7/K2Q4/5p2/p3k3/r5R1/1p1pB2p/1p1N1n2/q6b w - - 0 1)
Aschwanden, Reto
Maeder, Thomas
3rd HM., idee & form, 1990-1991
#2
6 + 11
| 4827 | FIDE Album (1989-1991) | 1997 |
| 3454 | kunstschach (1987-1996) (Hoffmann) | 2001 |
| 102 | Probleemblad | 2005 |
SOLUTION
- SOUND
- Sets
- 1...Ra2
- 2.Sc4#
- 2.Bd4#
- 2.Bf4#
- 1...Ra3
- 2.Sc4#
- 2.Bd4#
- 2.Bf4#
- 1...Rc4
- 2.Sxc4#
- 1...Rd4
- 2.Bxd4#
- 1...Re4
- 2.Qd5#
- 1...Rf4
- 2.Bxf4#
- 1...Bf3
- 2.Sxf3#
- 1...Be4
- 2.Bf4#
- 1...Bd5
- 2.Qxd5#
- 1...Se4
- 2.Bf4#
- 2.Qd5#
- 1...f5
- 2.Qe7#
- 1...Ra2
- Tries
- 1.Bxh1?
- threat
- 2.Sf3#
- 2.Qd5#
- 1...Rxg4
- 2.Qd5#
- 1...Sxh1
- 2.Sf3#
- 1...Sxg4
- 2.Qd5#
- 1...f5
- 2.Qe7#
- 1...Qd1
- 2.Qd5#
- 1...Rd4
- 2.Sf3#
- 2.Bxd4#
- 1...Re4
- 2.Sf3#
- 1...Rf4
- 2.Bxf4#
- 2.Qd5#
- 1...Se4
- 2.Sf3#
- 2.Bf4#
- 1...Qxh1!
- threat
- 1.Bg2?
- threat
- 2.Sf3#
- 2.Qd5#
- 1...Rxg4
- 2.Qd5#
- 1...Sxg4
- 2.Qd5#
- 1...hxg2
- 2.Sf3#
- 1...f5
- 2.Qe7#
- 1...Qd1
- 2.Qd5#
- 1...Rd4
- 2.Sf3#
- 2.Bxd4#
- 1...Re4
- 2.Sf3#
- 1...Rf4
- 2.Bxf4#
- 2.Qd5#
- 1...Se4
- 2.Sf3#
- 2.Bf4#
- 1...Bxg2!
- threat
- 1.Bf3?
- threat
- 2.Qd5#
- 1...Bxf3
- 2.Sxf3#
- 1...f5
- 2.Qe7#
- 1...Rd4
- 2.Bxd4#
- 1...Se4
- 2.Bf4#
- 1...Re4!
- threat
- 1.Be4?
- threat
- 2.Bf4#
- 2.Qd5#
- 2.Qe7#
- 1...Bxe4
- 2.Bf4#
- 1...Sxe4
- 2.Bf4#
- 1...Sxg4
- 2.Qd5#
- 2.Qe7#
- 1...f5
- 2.Qe7#
- 1...Qa3
- 2.Bf4#
- 2.Qd5#
- 1...Rd4
- 2.Bxd4#
- 2.Bf4#
- 2.Qe7#
- 1...Rxe4!
- threat
- 1.Rg2?
- threat
- 2.Sf3#
- 2.Qd5#
- 1...f5
- 2.Qe7#
- 1...Qd1
- 2.Qd5#
- 1...Rd4
- 2.Sf3#
- 1...Rf4
- 2.Qd5#
- 1...Bxg2!
- threat
- 1.Rxa4?
- threat
- 2.Sc4#
- 2.Bf4#
- 1...Bxa8
- 2.Bf4#
- 1...f5
- 2.Qe7#
- 1...Qc1
- 2.Bf4#
- 1...Be4
- 2.Sc4#
- 1...Bd5
- 2.Bf4#
- 2.Qxd5#
- 1...Bc6
- 2.Bf4#
- 1...Bb7
- 2.Bf4#
- 1...Se4
- 2.Sc4#
- 2.Qd5#
- 1...Qxa4!
- threat
- 1.Rc4?
- threat
- 2.Bf4#
- 1...Rxc4
- 2.Sxc4#
- 1...f5
- 2.Qe7#
- 1...Se4
- 2.Qd5#
- 1...Be4!
- threat
- 1.Re4+?
- 1...Rxe4
- 2.Qd5#
- 1...Sxe4
- 2.Qd5#
- 1...Bxe4!
- 1...Rxe4
- 1.Rf4?
- threat
- 2.Rf5#
- 2.Qe7#
- 1...Bxa8
- 2.Rf5#
- 1...f5
- 2.Rxf5#
- 2.Qe7#
- 1...Be4
- 2.Qe7#
- 1...Qa3
- 2.Rf5#
- 1...Bd5
- 2.Rf5#
- 2.Qxd5#
- 1...Bc6
- 2.Rf5#
- 1...Bb7
- 2.Rf5#
- 1...Rxf4!
- threat
- 1.Rg5+?
- 1...f5
- 2.Rxf5#
- 2.Qe7#
- 1...fxg5!
- 1...f5
- 1.Rg7?
- threat
- 2.Re7#
- 1...f5
- 2.Qe7#
- 1...Bd5
- 2.Qxd5#
- 1...Qa3!
- threat
- 1.Rg8?
- threat
- 2.Re8#
- 1...f5
- 2.Qe7#
- 1...Bd5
- 2.Qxd5#
- 1...Qa3!
- threat
- 1.Bxh1?
- Keys
- 1.Se4!
- threat
- 2.Bf4#
- 2.Qd5#
- 1...Rxe4
- 2.Qd5#
- 1...Bxe4
- 2.Bf4#
- 1...Sxg4
- 2.Qd5#
- 1...Qc1
- 2.Qd5#
- 1...Rd4
- 2.Bxd4#
- 2.Bf4#
- threat
- 1.Se4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 6
- Sets
- R(h);N_GUARD::S(A),XR(h)
- R(h);N_GUARD::B(B),XR(h)
- R(h);S_CUTB(b)::QAR1(E)
- B(b);N_GUARD::S(A),XB(b)
- B(b);S_CUTR(h)::B(B)
- B(b);N_GUARD::QAR1(E),XB(b)
- P(k);SBLOCK::QAR2(E)
- Tries
- Try
- B(F);XB(b)
- Threat
- DUALS(2)
- Vars
- R(h);XR(C)::QAR1(E)
- S(d);XB(F)::S(A)
- S(d);XR(C)::QAR1(E)
- P(k);SBLOCK::QAR2(E)
- Q(a);::QAR1(E)
- R(h);::S(A)
- Refutation
- Q(a);XB(F)
- Try
- B(F);
- Threat
- DUALS(2)
- Vars
- R(h);XR(C)::QAR1(E)
- S(d);XR(C)::QAR1(E)
- P(g);XB(F)::S(A)
- P(k);SBLOCK::QAR2(E)
- Q(a);::QAR1(E)
- R(h);::S(A)
- Refutation
- B(b);XB(F)
- Try
- B(F);
- Threat
- QAR1(E)
- Vars
- B(b);XB(F)::S(A),XB(b)
- P(k);SBLOCK::QAR2(E)
- R(h);N_GUARD::B(B),XR(h)
- S(d);S_CUTR(h)::B(B)
- Refutation
- R(h);
- Try
- B(F);
- Threat
- DUALS(3)
- Vars
- B(b);XB(F)::B(B)
- S(d);XB(F)::B(B)
- P(k);::QAR2(E)
- Refutation
- R(h);XB(F)
- Try
- R(C);
- Threat
- DUALS(2)
- Vars
- P(k);SBLOCK::QAR2(E)
- Q(a);::QAR1(E)
- R(h);::S(A)
- R(h);::QAR1(E)
- Refutation
- B(b);XR(C)
- Try
- R(C);XR(h)
- Threat
- DUALS(2)
- Vars
- B(b);XB(F)::B(B)
- P(k);SBLOCK::QAR2(E)
- Q(a);::B(B)
- B(b);::S(A)
- B(b);::B(B)
- Refutation
- Q(a);XR(C)
- Try
- R(C);
- Threat
- B(B)
- Vars
- R(h);XR(C)::S(A),XR(h)
- P(k);SBLOCK::QAR2(E)
- S(d);S_CUTB(b)::QAR1(E)
- Refutation
- B(b);
- Try
- R(C);CHECK
- Vars
- R(h);XR(C)::QAR1(E)
- S(d);XR(C)::QAR1(E)
- Refutation
- B(b);XR(C)
- Try
- R(C);
- Threat
- DUALS(2)
- Vars
- B(b);XB(F)::R1(C)
- B(b);::QAR2(E)
- Q(a);::R1(C)
- B(b);::R1(C)
- Refutation
- R(h);XR(C)
- Try
- R(C);CHECK
- Refutation
- P(k);XR(C)
- Try
- R(C);
- Threat
- R(C)
- Vars
- P(k);SBLOCK::QAR2(E)
- B(b);N_GUARD::QAR1(E),XB(b)
- Refutation
- Q(a);
- Try
- R(C);
- Threat
- R(C)
- Vars
- P(k);SBLOCK::QAR2(E)
- B(b);N_GUARD::QAR1(E),XB(b)
- Refutation
- Q(a);
- Try
- Actual
- S(A);
- Threat
- DUALS(2)
- Vars
- R(h);XS(A)::QAR1(E)
- B(b);XS(A)::B(B)
- S(d);XR(C)::QAR1(E)
- Q(a);::QAR1(E)
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