MESON Chess Problem Database
Problem Display
PID: 84988 (2qr4/5R2/3pP3/1N1BkN1p/3pPpr1/B4n2/2pQ2b1/2K5 w - - 0 1)
Pankratiev, Aleksandr Nikolaevich
Slovensky Dennik, 1992
#2
9 + 11
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Re8
- 2.Bxd6#
- 1...Rf8
- 2.Bxd6#
- 1...Rg8
- 2.Bxd6#
- 1...Rh8
- 2.Bxd6#
- 1...Se1
- 2.Qxd4#
- 1...Sg1
- 2.Qxd4#
- 1...Sh2
- 2.Qxd4#
- 1...Sh4
- 2.Qxd4#
- 1...Sg5
- 2.Qxd4#
- 1...Re8
- Tries
- 1.Se3?
- threat
- 2.Rf5#
- 1...Qxe6
- 2.Sc4#
- 1...Rf8
- 2.Bxd6#
- 1...Sh4
- 2.Qxd4#
- 1...Rg5!
- threat
- 1.Sg3?
- threat
- 2.Rf5#
- 1...Rg5
- 2.Qxf4#
- 1...Rf8
- 2.Bxd6#
- 1...Sh4
- 2.Qxd4#
- 1...Qxe6!
- threat
- 1.Sfxd4?
- threat
- 2.Rf5#
- 1...Qxe6
- 2.Sc6#
- 1...Sxd4
- 2.Qxd4#
- 1...Rg5
- 2.Qxf4#
- 1...Rf8
- 2.Bxd6#
- 1...Sh4!
- threat
- 1.Sh4?
- threat
- 2.Rf5#
- 1...Sxh4
- 2.Qxd4#
- 1...Rg5
- 2.Qxf4#
- 1...Rf8
- 2.Bxd6#
- 1...Qxe6!
- threat
- 1.Sfxd6?
- threat
- 2.Rf5#
- 1...Qxe6
- 2.Sc4#
- 1...Rg5
- 2.Qxf4#
- 1...Sh4
- 2.Qxd4#
- 1...Rf8!
- threat
- 1.Sh6?
- threat
- 2.Rf5#
- 1...Rg5
- 2.Qxf4#
- 1...Rf8
- 2.Bxd6#
- 1...Sh4
- 2.Qxd4#
- 1...Qxe6!
- threat
- 1.Sg7?
- threat
- 2.Rf5#
- 1...Rg5
- 2.Qxf4#
- 1...Rf8
- 2.Bxd6#
- 1...Sh4
- 2.Qxd4#
- 1...Qxe6!
- threat
- 1.Se3?
- Keys
- 1.Se7!
- threat
- 2.Rf5#
- 1...Qxe6
- 2.Sc6#
- 1...Rg5
- 2.Qxf4#
- 1...Rf8
- 2.Bxd6#
- 1...Sh4
- 2.Qxd4#
- threat
- 1.Se7!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 7
- Sets
- R(k);N_GUARD::B(C),XP(i)
- S(c);N_GUARD::QAB1(B),XP(d)
- Tries
- Try
- S(G);
- Threat
- R1(I)
- Vars
- Q(j);N_GUARD,XP(H)::S(G)
- R(k);N_GUARD::B(C),XP(i)
- S(c);N_GUARD::QAB1(B),XP(d)
- Refutation
- R(f);
- Try
- S(G);
- Threat
- R1(I)
- Vars
- R(f);N_GUARD::QAB1(B),XP(e)
- R(k);N_GUARD::B(C),XP(i)
- S(c);N_GUARD::QAB1(B),XP(d)
- Refutation
- Q(j);XP(H)
- Try
- S(G);XP(d)
- Threat
- R1(I)
- Vars
- Q(j);N_GUARD,XP(H)::S(G)
- S(c);OGATE,XS(G)::QAB1(B),XS(c)
- R(f);N_GUARD::QAB1(B),XP(e)
- R(k);N_GUARD::B(C),XP(i)
- Refutation
- S(c);
- Try
- S(G);
- Threat
- R1(I)
- Vars
- S(c);N_GUARD,XS(G)::QAB1(B),XP(d)
- R(f);N_GUARD::QAB1(B),XP(e)
- R(k);N_GUARD::B(C),XP(i)
- Refutation
- Q(j);XP(H)
- Try
- S(G);XP(i)
- Threat
- R1(I)
- Vars
- Q(j);N_GUARD,XP(H)::S(G)
- R(f);N_GUARD::QAB1(B),XP(e)
- S(c);N_GUARD::QAB1(B),XP(d)
- Refutation
- R(k);
- Try
- S(G);
- Threat
- R1(I)
- Vars
- R(f);N_GUARD::QAB1(B),XP(e)
- R(k);N_GUARD::B(C),XP(i)
- S(c);N_GUARD::QAB1(B),XP(d)
- Refutation
- Q(j);XP(H)
- Try
- S(G);
- Threat
- R1(I)
- Vars
- R(f);N_GUARD::QAB1(B),XP(e)
- R(k);N_GUARD::B(C),XP(i)
- S(c);N_GUARD::QAB1(B),XP(d)
- Refutation
- Q(j);XP(H)
- Try
- Actual
- S(G);
- Threat
- R1(I)
- Vars
- Q(j);N_GUARD,XP(H)::S(G)
- R(f);N_GUARD::QAB1(B),XP(e)
- R(k);N_GUARD::B(C),XP(i)
- S(c);N_GUARD::QAB1(B),XP(d)
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