MESON Chess Problem Database
Problem Display
PID: 89900 (8/6bQ/2R2N1p/3rknP1/Rr6/4pBPp/4N2K/8 w - - 0 1)
Lecomte, Roland
Die Schwalbe, 2002
#2
9 + 8
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Rb1
- 2.Sg4#
- 2.Re4#
- 1...Rb2
- 2.Sg4#
- 2.Re4#
- 1...Rb3
- 2.Sg4#
- 2.Re4#
- 1...Re4
- 2.Rxe4#
- 1...Rf4
- 2.gxf4#
- 1...Rg4
- 2.Sxg4#
- 1...Rbb5
- 2.Sg4#
- 2.Re4#
- 1...Rb6
- 2.Sg4#
- 2.Re4#
- 1...Rb7
- 2.Sg4#
- 2.Re4#
- 1...Rb8
- 2.Sg4#
- 2.Re4#
- 1...Ra5
- 2.Sd7#
- 1...Rdb5
- 2.Sd7#
- 1...Rc5
- 2.Sd7#
- 1...Rd7
- 2.Sxd7#
- 1...Sd4
- 2.Sg4#
- 2.Qe4#
- 1...Rb1
- Tries
- 1.Be4?
- threat
- 2.Qxf5#
- 1...Rxe4
- 2.Rxe4#
- 1...Sxg3
- 2.Sg4#
- 1...Sd4
- 2.Sg4#
- 1...Sh4
- 2.Sg4#
- 1...Se7
- 2.Sg4#
- 1...Sd6!
- threat
- 1.Ra5?
- threat
- 2.Sd7#
- 2.Rxd5#
- 1...Rxa5
- 2.Sd7#
- 1...Bxf6
- 2.Rxd5#
- 1...Rd4
- 2.Sd7#
- 1...Rbb5
- 2.Sg4#
- 1...Rb7
- 2.Sg4#
- 2.Rxd5#
- 1...Rdb5
- 2.Sd7#
- 1...Rc5
- 2.Sd7#
- 2.Raxc5#
- 1...Se7
- 2.Sd7#
- 1...Sd6!
- threat
- 1.Qg8?
- threat
- 2.Re6#
- 2.Qxd5#
- 2.Qe6#
- 1...Sxg3
- 2.Qxd5#
- 2.Qe6#
- 1...Sd4
- 2.Qxd5#
- 1...Sh4
- 2.Qxd5#
- 2.Qe6#
- 1...Sd6
- 2.Qxd5#
- 1...Se7
- 2.Qe6#
- 1...Rbd4
- 2.Re6#
- 2.Qe6#
- 1...Rbb5
- 2.Sg4#
- 2.Re4#
- 2.Re6#
- 2.Qe6#
- 1...Rb6
- 2.Sg4#
- 2.Re4#
- 2.Qxd5#
- 2.Qe6#
- 1...Rd1
- 2.Re6#
- 2.Qe6#
- 1...Rd2
- 2.Re6#
- 2.Qe6#
- 1...Rd3
- 2.Re6#
- 2.Qe6#
- 1...Rdd4
- 2.Re6#
- 2.Qe6#
- 1...Ra5
- 2.Sd7#
- 2.Re6#
- 2.Qe6#
- 1...Rdb5
- 2.Sd7#
- 2.Re6#
- 2.Qe6#
- 1...Rc5
- 2.Sd7#
- 2.Re6#
- 2.Qe6#
- 1...Rd7
- 2.Sxd7#
- 2.Re6#
- 2.Qe6#
- 1...Rd8
- 2.Re6#
- 2.Qe6#
- 1...Rd6!
- threat
- 1.Be4?
- Keys
- 1.Bg4!
- threat
- 2.Qxf5#
- 1...Rxg4
- 2.Sxg4#
- 1...Sxg3
- 2.Re6#
- 1...Rf4
- 2.gxf4#
- 1...Sd4
- 2.Qe4#
- 1...Sh4
- 2.Re6#
- 1...Sd6
- 2.Sd7#
- 1...Se7
- 2.Re6#
- threat
- 1.Bg4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 5
- REMOVED MATES = 5
- Sets
- R(c);OGATE::R1(E),XR(c)
- R(c);OGATE::P(D),XR(c)
- R(c);N_GUARD::S(H),XR(c)
- R(d);N_GUARD::S(H)
- R(d);N_GUARD::S(H),XR(d)
- Tries
- Try
- B(C);
- Threat
- QAR1(I),XS(f)
- Vars
- R(c);OGATE,XB(C)::R1(E),XR(c)
- S(f);XP(D)::S(H)
- S(f);::S(H)
- Refutation
- S(f);
- Try
- R(E);P_PINR(d)
- Threat
- DUALS(2)
- Vars
- R(d);N_SPINR(d),XR(E)::S(H)
- B(h);XS(H)::R1(E),XR(d)
- R(c);::S(H)
- R(c);N_GUARD,N_SPINR(d)::S(H)
- R(d);::S(H)
- S(f);::S(H)
- Refutation
- S(f);
- Try
- Q(I);
- Threat
- DUALS(3)
- Vars
- S(f);::QAR1(I),XR(d)
- S(f);::QAR1(I)
- Refutation
- R(d);
- Try
- Actual
- B(C);
- Threat
- QAR1(I),XS(f)
- Vars
- R(c);XB(C)::S(H),XR(c)
- S(f);XP(D)::R1(G)
- R(c);OGATE::P(D),XR(c)
- S(f);OGATE::QAR1(I)
- S(f);::R1(G)
- S(f);S_CUTR(d)::S(H)
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