MESON Chess Problem Database
Problem Display
PID: 187187 (3BQ1R1/2pp1n2/4NP1p/K1N1bk2/1R6/1p3r2/8/3B4 w - - 0 1)
Paslack, Rainer
3rd Prize, Schach-Aktiv, 2012
#2
9 + 8
| 15511 | harmonie-aktiv | 2013 |
SOLUTION
- SOUND
- Sets
- 1...Rf1
- 2.Bg4#
- 1...Rf2
- 2.Bg4#
- 1...Rc3
- 2.Bg4#
- 1...Rd3
- 2.Bg4#
- 1...Re3
- 2.Bg4#
- 1...Rh3
- 2.Bg4#
- 1...Bf4
- 2.Sd4#
- 1...Sg5
- 2.Sg7#
- 2.Qg6#
- 1...Sd6
- 2.Qh5#
- 2.Qg6#
- 1...Sxd8
- 2.Qg6#
- 1...Sh8
- 2.Qh5#
- 1...dxe6
- 2.Qxe6#
- 1...Rf1
- Tries
- 1.Sd4+?
- 1...Bxd4
- 2.Qe4#
- 1...Kf4!
- 1...Bxd4
- 1.Sf4?
- threat
- 2.Qxd7#
- 1...Bxf4
- 2.Qe4#
- 1...Bxf6
- 2.Qe4#
- 1...Sxd8
- 2.Qg6#
- 1...Bd4
- 2.Qe4#
- 1...Rd3
- 2.Bg4#
- 1...Ba1
- 2.Qe4#
- 1...Bb2
- 2.Qe4#
- 1...Bc3
- 2.Qe4#
- 1...Bd6
- 2.Qe4#
- 1...d5
- 2.Qd7#
- 2.Qe6#
- 1...d6
- 2.Qd7#
- 2.Qe6#
- 1...Sg5!
- threat
- 1.Sg5?
- threat
- 2.Qxd7#
- 1...Bxf6
- 2.Qe4#
- 1...Sxg5
- 2.Qg6#
- 1...Sxd8
- 2.Qg6#
- 1...Bd4
- 2.Qe4#
- 1...Rd3
- 2.Bg4#
- 1...Ba1
- 2.Qe4#
- 1...Bb2
- 2.Qe4#
- 1...Bh2
- 2.Qe4#
- 1...Bc3
- 2.Qe4#
- 1...Bg3
- 2.Qe4#
- 1...Bd6
- 2.Qe4#
- 1...d5
- 2.Qd7#
- 2.Qe6#
- 1...d6
- 2.Qd7#
- 2.Qe6#
- 1...Bf4!
- threat
- 1.Sxc7?
- threat
- 2.Qxd7#
- 1...Bxf6
- 2.Qe4#
- 1...Sxd8
- 2.Qg6#
- 1...Bd4
- 2.Qe4#
- 1...Rd3
- 2.Bg4#
- 1...Ba1
- 2.Qe4#
- 1...Bb2
- 2.Qe4#
- 1...Bh2
- 2.Qe4#
- 1...Bc3
- 2.Qe4#
- 1...Bg3
- 2.Qe4#
- 1...Bf4
- 2.Qe4#
- 1...Bd6
- 2.Qe4#
- 1...Sg5
- 2.Qg6#
- 1...d5
- 2.Qd7#
- 2.Qe6#
- 1...d6
- 2.Qd7#
- 2.Qe6#
- 1...Bxc7+!
- threat
- 1.Bc2+?
- 1...Rd3
- 2.Bxd3#
- 1...bxc2!
- 1...Rd3
- 1.Rf4+?
- 1...Bxf4
- 2.Sd4#
- 1...Rxf4!
- 1...Bxf4
- 1.Rg5+?
- 1...Sxg5
- 2.Sg7#
- 1...hxg5!
- 1...Sxg5
- 1.Sd4+?
- Keys
- 1.Sf8!
- threat
- 2.Qxd7#
- 1...Bxf6
- 2.Qe4#
- 1...Sxd8
- 2.Qg6#
- 1...Bd4
- 2.Qe4#
- 1...Rd3
- 2.Bg4#
- 1...Ba1
- 2.Qe4#
- 1...Bb2
- 2.Qe4#
- 1...Bh2
- 2.Qe4#
- 1...Bc3
- 2.Qe4#
- 1...Bg3
- 2.Qe4#
- 1...Bf4
- 2.Qe4#
- 1...Bd6
- 2.Qe4#
- 1...Sg5
- 2.Qg6#
- 1...d5
- 2.Qd7#
- 2.Qe6#
- 1...d6
- 2.Qd7#
- 2.Qe6#
- threat
- 1.Sf8!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 1
- ADDED MATES = 9
- REMOVED MATES = 7
- Sets
- R(b);OGATE::B(A)
- B(c);N_GUARD,SBLOCK::S(E)
- S(h);OGATE,XB(G)::QAB1(H)
- S(h);OGATE::QAR2(H)
- P(g);OGATE,XS(E)::QAB1(H),XP(g)
- Tries
- Try
- S(E);CHECK
- Vars
- B(c);OGATE,XS(E)::QAB1(H)
- Refutation
- K(d);P-FLIGHT
- Try
- S(E);
- Threat
- QAB(H),XP(g)
- Vars
- B(c);OGATE,XS(E)::QAB1(H)
- B(c);OGATE,XP(F)::QAB1(H)
- S(h);OGATE,XB(G)::QAB1(H)
- B(c);OGATE::QAB1(H)
- R(b);OGATE::B(A)
- B(c);OGATE,P_PINR(B)::QAB1(H)
- Refutation
- S(h);
- Try
- S(E);
- Threat
- QAB(H),XP(g)
- Vars
- B(c);OGATE,XP(F)::QAB1(H)
- S(h);OGATE,XS(E)::QAB1(H)
- S(h);OGATE,XB(G)::QAB1(H)
- B(c);OGATE::QAB1(H)
- R(b);OGATE::B(A)
- B(c);OGATE,P_PINR(B)::QAB1(H)
- Refutation
- B(c);
- Try
- S(E);XP(f)
- Threat
- QAB(H),XP(g)
- Vars
- B(c);OGATE,XP(F)::QAB1(H)
- S(h);OGATE,XB(G)::QAB1(H)
- B(c);OGATE::QAB1(H)
- R(b);OGATE::B(A)
- B(c);OGATE,P_PINR(B)::QAB1(H)
- S(h);OGATE::QAB1(H)
- Refutation
- B(c);CHECK,XS(E)
- Try
- B(A);CHECK
- Vars
- R(b);N_GUARD,P_SPINR(b)::B(A),XR(b)
- Refutation
- P(a);XB(A)
- Try
- R(B);CHECK
- Vars
- B(c);SBLOCK,XR(B)::S(E)
- Refutation
- R(b);XR(B)
- Try
- R(I);CHECK
- Vars
- S(h);SBLOCK,XR(I)::S(E)
- Refutation
- P(e);XR(I)
- Try
- Actual
- S(E);
- Threat
- QAB(H),XP(g)
- Vars
- B(c);OGATE,XP(F)::QAB1(H)
- S(h);OGATE,XB(G)::QAB1(H)
- B(c);OGATE::QAB1(H)
- R(b);OGATE::B(A)
- B(c);OGATE,P_PINR(B)::QAB1(H)
- S(h);OGATE::QAB1(H)
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