MESON Chess Problem Database
Problem Display
PID: 132054 (B2r1r2/Q3R3/nn6/2N2p1b/5k1K/R2p1p2/8/B7 w - - 0 1)
Ahues, Herbert Siegfried Oskar
3rd HM., Source?, 2005
#2
7 + 9
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Rxa8
- 2.Sxd3#
- 1...Rb8
- 2.Sxd3#
- 1...Rc8
- 2.Sxd3#
- 1...Rde8
- 2.Sxd3#
- 1...Sa4
- 2.Se6#
- 1...Sc4
- 2.Se6#
- 1...Sd5
- 2.Sxd3#
- 1...Sd7
- 2.Sxd3#
- 2.Se6#
- 1...Sc8
- 2.Se6#
- 1...d2
- 2.Se6#
- 2.Be5#
- 1...Rxa8
- Tries
- 1.Bd4?
- threat
- 2.Sxd3#
- 2.Se6#
- 2.Be3#
- 1...Rxa8
- 2.Sxd3#
- 2.Be3#
- 1...Sxc5
- 2.Be3#
- 1...Sxa8
- 2.Sxd3#
- 2.Be3#
- 1...Rd5
- 2.Sxd3#
- 2.Be3#
- 1...Rd6
- 2.Sxd3#
- 2.Be3#
- 1...Rf6
- 2.Sxd3#
- 2.Be3#
- 1...Bf7
- 2.Sxd3#
- 2.Be3#
- 1...Sb4
- 2.Se6#
- 2.Be3#
- 1...Sc7
- 2.Sxd3#
- 2.Be3#
- 1...Sc4
- 2.Sxd3#
- 2.Se6#
- 1...Sd5
- 2.Sxd3#
- 1...d2
- 2.Sd3#
- 2.Se6#
- 2.Be3#
- 2.Be5#
- 1...Rxd4!
- threat
- 1.Rxd3?
- threat
- 2.Se6#
- 2.Be5#
- 1...Rxd3
- 2.Sxd3#
- 1...Rxa8
- 2.Be5#
- 2.Rd4#
- 1...Sxc5
- 2.Be5#
- 1...Sxa8
- 2.Be5#
- 1...Rd4
- 2.Rxd4#
- 1...Rd6
- 2.Be5#
- 1...Rf6
- 2.Be5#
- 1...Bf7
- 2.Be5#
- 2.Rxf3#
- 1...Sc7
- 2.Be5#
- 1...Sc4
- 2.Se6#
- 1...Sd5
- 2.Be5#
- 2.Rd4#
- 1...Sd7
- 2.Se6#
- 2.Rd4#
- 1...Rd5!
- threat
- 1.Ra4+?
- 1...Rd4
- 2.Sxd3#
- 2.Rxd4#
- 1...Sxa4
- 2.Se6#
- 1...Sc4
- 2.Se6#
- 1...Sb4!
- 1...Rd4
- 1.Re1?
- threat
- 2.Se6#
- 2.Be5#
- 1...Sxc5
- 2.Be5#
- 1...Rd4
- 2.Se6#
- 1...Rd5
- 2.Se6#
- 1...Rd6
- 2.Be5#
- 1...Rde8
- 2.Sxd3#
- 1...Rf6
- 2.Be5#
- 1...Bf7
- 2.Be5#
- 1...Sc7
- 2.Be5#
- 1...Sc4
- 2.Se6#
- 1...Sd7
- 2.Sxd3#
- 2.Se6#
- 1...Rfe8!
- threat
- 1.Qxb6?
- threat
- 2.Se6#
- 2.Qh6#
- 1...Rxa8
- 2.Sxd3#
- 2.Qd6#
- 2.Qh6#
- 1...Sxc5
- 2.Qh6#
- 1...Rd4
- 2.Qh6#
- 1...Rd5
- 2.Qh6#
- 1...Rd6
- 2.Qxd6#
- 1...Rg8
- 2.Se6#
- 1...Rh8
- 2.Se6#
- 1...Bg6
- 2.Se6#
- 1...Bf7
- 2.Qh6#
- 1...Sc7
- 2.Qh6#
- 1...Rf6!
- threat
- 1.Qc7+?
- 1...Rd6
- 2.Sxd3#
- 2.Qxd6#
- 1...Sxc7!
- 1...Rd6
- 1.Bd4?
- Keys
- 1.Bc3!
- threat
- 2.Bd2#
- 1...Sc4
- 2.Se6#
- 1...Sd5
- 2.Sxd3#
- 1...d2
- 2.Be5#
- threat
- 1.Bc3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 6
- Sets
- R(h);N_GUARD,XB(G)::S(D),XP(a)
- R(h);N_GUARD::S(D),XP(a)
- S(g);::S(D)
- S(g);S_CUTR(h)::S(D),XP(a)
- Tries
- Try
- B(A);
- Threat
- DUALS(3)
- Vars
- S(f);XS(D)::B(A)
- S(g);::S(D),XP(a)
- Refutation
- R(h);XB(A)
- Try
- R(B);XP(a)
- Threat
- DUALS(2)
- Vars
- R(h);XR(B)::S(D),XR(h)
- S(f);XS(D)::B(A)
- S(g);XB(G)::B(A)
- R(h);N_GUARD::R(B),XR(h)
- R(h);::B(A)
- R(i);::B(A)
- S(f);::B(A)
- S(g);::S(D)
- Refutation
- R(h);
- Try
- R(B);CHECK
- Vars
- S(g);XR(B)::S(D)
- S(g);P_SPINS(g)::S(D)
- Refutation
- S(f);P_SPINS(f)
- Try
- R(F);
- Threat
- DUALS(2)
- Vars
- S(f);XS(D)::B(A)
- R(h);::S(D)
- R(h);::B(A)
- R(h);N_GUARD::S(D),XP(a)
- R(i);::B(A)
- B(e);::B(A)
- S(f);::B(A)
- S(g);::S(D)
- Refutation
- R(i);
- Try
- Q(E);XS(g)
- Threat
- DUALS(2)
- Vars
- S(f);XS(D)::QAB(E)
- R(h);::QAB(E)
- R(h);N_GUARD::QAB(E),XR(h)
- R(i);::S(D)
- B(e);::S(D)
- B(e);::QAB(E)
- S(f);::QAB(E)
- Refutation
- R(i);
- Try
- Q(E);CHECK
- Refutation
- S(f);XQ(E)
- Try
- Actual
- B(A);
- Threat
- B(A)
- Vars
- S(g);::S(D)
- S(g);S_CUTR(h)::S(D),XP(a)
- P(a);::B(A)
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