MESON Chess Problem Database
Problem Display
PID: 35823 (8/1bP1pr2/8/1Q4n1/3Nkp2/pp6/1n1R1P2/B2B1K2 w - - 0 1)
Valuska, Jan
2nd Prize, Narodna obroda, 1993
#2
8 + 9
| 3681 | FIDE Album (1992-1994) | 2001 |
SOLUTION
- SOUND
- Sets
- 1...Rf5
- 2.Qxf5#
- 1...Rg7
- 2.Qf5#
- 1...Rh7
- 2.Qf5#
- 1...Bd5
- 2.Qe2#
- 1...Sd3
- 2.Re2#
- 1...Sa4
- 2.Re2#
- 1...Sf3
- 2.Bxf3#
- 1...Sh3
- 2.Bf3#
- 1...Se6
- 2.Bf3#
- 1...Sh7
- 2.Bf3#
- 1...e5
- 2.Qxb7#
- 1...Rf5
- Tries
- 1.Sf3?
- threat
- 2.Sxg5#
- 2.Rd4#
- 2.Qe5#
- 1...Sxd1
- 2.Sxg5#
- 2.Qd3#
- 1...Bd5
- 2.Qxd5#
- 1...e5
- 2.Qxe5#
- 1...Rf5
- 2.Rd4#
- 2.Qe2#
- 1...Rg7
- 2.Rd4#
- 2.Qe5#
- 1...Ba6
- 2.Sxg5#
- 2.Rd4#
- 1...Sd3
- 2.Sxg5#
- 2.Qxd3#
- 1...Sc4
- 2.Sxg5#
- 2.Rd4#
- 1...Sh3
- 2.Rd4#
- 2.Qe5#
- 1...Se6
- 2.Qe5#
- 1...Sh7
- 2.Rd4#
- 2.Qe5#
- 1...Sxf3!
- threat
- 1.Sc6?
- threat
- 2.Rd4#
- 2.Qd5#
- 2.Qe5#
- 1...Sxd1
- 2.Qd3#
- 2.Qd5#
- 1...f3
- 2.Rd4#
- 2.Qe5#
- 1...e5
- 2.Qxe5#
- 1...Rf5
- 2.Rd4#
- 2.Qe2#
- 1...Ba6
- 2.Rd4#
- 1...Sd3
- 2.Qxd3#
- 1...Sc4
- 2.Rd4#
- 2.Qd5#
- 1...Sf3
- 2.Re2#
- 2.Qd5#
- 1...Se6
- 2.Qd5#
- 2.Qe5#
- 1...e6
- 2.Rd4#
- 2.Qe5#
- 1...Bxc6!
- threat
- 1.Se6?
- threat
- 2.Sxg5#
- 2.Rd4#
- 1...Sxd1
- 2.Sxg5#
- 2.Qd3#
- 1...Bd5
- 2.Qxd5#
- 1...Rf5
- 2.Rd4#
- 2.Qe2#
- 1...Rg7
- 2.Rd4#
- 1...Sd3
- 2.Sxg5#
- 2.Qxd3#
- 1...Sf3
- 2.Re2#
- 1...Sh3
- 2.Rd4#
- 1...Sh7
- 2.Rd4#
- 1...f3
- 2.Rd4#
- 1...Sxe6!
- threat
- 1.Bc2+?
- 1...Sd3
- 2.Bxd3#
- 2.Re2#
- 1...bxc2!
- 1...Sd3
- 1.f3+?
- 1...Ke3
- 2.Qe2#
- 1...Sxf3!
- 1...Ke3
- 1.Sf3?
- Keys
- 1.Sf5!
- threat
- 2.Rd4#
- 1...Rxf5
- 2.Qe2#
- 1...Sxd1
- 2.Qd3#
- 1...Bd5
- 2.Qxd5#
- 1...e5
- 2.Sd6#
- 1...Sd3
- 2.Qxd3#
- 1...Sf3
- 2.Re2#
- 1...Se6
- 2.f3#
- threat
- 1.Sf5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 6
- ADDED MATES = 1
- REMOVED MATES = 5
- Sets
- R(i);N_GUARD::QAB1(G),XR(i)
- R(i);N_GUARD::QAB1(G)
- B(g);SBLOCK::QAR2(G)
- S(a);::R(D)
- S(f);N_GUARD::B(B),XS(f)
- S(f);N_GUARD::B(B)
- P(h);SBLOCK::QAB(G),XB(g)
- Tries
- Try
- S(F);
- Threat
- DUALS(3)
- Vars
- B(g);N_GUARD::QAB1(G),XB(g)
- P(h);::QAR1(G),XP(h)
- S(f);::QAR1(G)
- Refutation
- S(f);XS(F)
- Try
- S(F);
- Threat
- DUALS(3)
- Vars
- P(h);::QAR1(G),XP(h)
- B(g);P_PINQ(G)::R1(D)
- S(a);N_GUARD::QAB1(G),XS(a)
- Refutation
- B(g);XS(F)
- Try
- S(F);
- Threat
- DUALS(2)
- Vars
- B(g);N_GUARD::QAB1(G),XB(g)
- R(i);::R1(D)
- S(f);SBLOCK::R(D)
- S(f);::R1(D)
- P(e);::R1(D)
- Refutation
- S(f);XS(F)
- Try
- B(B);CHECK
- Refutation
- P(c);XB(B)
- Try
- P(E);CHECK
- Vars
- K(d);P-FLIGHT::QAR1(G)
- Refutation
- S(f);XP(E)
- Try
- Actual
- S(F);
- Threat
- R1(D)
- Vars
- R(i);SBLOCK,XS(F)::QAR2(G)
- S(a);N_GUARD,XB(B)::QAB1(G)
- B(g);N_GUARD::QAB1(G),XB(g)
- P(h);N_GUARD::S(F)
- S(a);N_GUARD::QAB1(G),XS(a)
- S(f);SBLOCK::R(D)
- S(f);N_GUARD::P(E)
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