MESON Chess Problem Database
Problem Display
PID: 107983 (n7/BB2KpN1/3N4/4k1p1/1R6/4p3/2bP2P1/n4r2 w - - 0 1)
Dyachuk, Vasyl Vasilovich
5th HM., Valtonen-50 JT (Suomen Tehtavaniekat), 2004-2006
#2
8 + 8
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Rb1
- 2.Sxf7#
- 1...Rc1
- 2.Sxf7#
- 1...Rd1
- 2.Sxf7#
- 1...Re1
- 2.Sxf7#
- 1...Rg1
- 2.Sxf7#
- 1...Rh1
- 2.Sxf7#
- 1...Rf4
- 2.Rb5#
- 1...Bd1
- 2.Re4#
- 1...Bb3
- 2.Re4#
- 1...Ba4
- 2.Re4#
- 1...Be4
- 2.Rxe4#
- 1...Bf5
- 2.Sxf7#
- 1...f5
- 2.Sf7#
- 1...f6
- 2.Sf7#
- 1...Rb1
- Tries
- 1.Sh5?
- threat
- 2.Bd4#
- 2.Rb5#
- 2.d4#
- 1...exd2
- 2.Bd4#
- 2.Rb5#
- 1...Rb1
- 2.Bd4#
- 2.d4#
- 1...Rd1
- 2.Bd4#
- 2.Rb5#
- 1...Rf4
- 2.Rb5#
- 1...Bb3
- 2.Bd4#
- 2.Re4#
- 2.d4#
- 1...Bd3
- 2.Bd4#
- 1...Ba4
- 2.Bd4#
- 2.Re4#
- 2.d4#
- 1...Be4
- 2.Bd4#
- 2.Rxe4#
- 2.d4#
- 1...Sb6
- 2.d4#
- 1...Sc7
- 2.Bd4#
- 2.d4#
- 1...Sb3!
- threat
- 1.Bxe3?
- threat
- 2.Sc4#
- 2.Rb5#
- 2.d4#
- 1...Rb1
- 2.Sc4#
- 2.Sxf7#
- 2.d4#
- 1...Rd1
- 2.Sc4#
- 2.Sxf7#
- 2.Rb5#
- 1...Rf4
- 2.Rb5#
- 1...Bb3
- 2.Re4#
- 2.d4#
- 1...Ba4
- 2.Sc4#
- 2.Re4#
- 2.d4#
- 1...Be4
- 2.Sc4#
- 2.Rxe4#
- 2.d4#
- 1...Sb3
- 2.Sc4#
- 1...Sb6
- 2.d4#
- 1...Sc7
- 2.Sc4#
- 2.d4#
- 1...Bd3!
- threat
- 1.Bb8?
- threat
- 2.Sxf7#
- 1...f5
- 2.Sf7#
- 1...f6
- 2.Sf7#
- 1...Sc7!
- threat
- 1.Rg4?
- threat
- 2.Sc4#
- 2.Bd4#
- 2.d4#
- 1...exd2
- 2.Sc4#
- 2.Bd4#
- 1...Rd1
- 2.Sc4#
- 2.Sxf7#
- 2.Bd4#
- 1...Bb3
- 2.Bd4#
- 2.Re4#
- 2.d4#
- 1...Bd3
- 2.Bd4#
- 1...Be4
- 2.Sc4#
- 2.Rxe4#
- 2.d4#
- 1...Sb3
- 2.Sc4#
- 1...Sb6
- 2.d4#
- 1...Rf4!
- threat
- 1.dxe3?
- threat
- 2.Sc4#
- 2.Bd4#
- 2.Rb5#
- 1...Rb1
- 2.Sc4#
- 2.Sxf7#
- 2.Bd4#
- 1...Rd1
- 2.Sc4#
- 2.Sxf7#
- 1...Rf4
- 2.Rb5#
- 1...Bb3
- 2.Bd4#
- 2.Re4#
- 1...Bd3
- 2.Bd4#
- 1...Ba4
- 2.Sc4#
- 2.Bd4#
- 2.Re4#
- 1...Be4
- 2.Sc4#
- 2.Bd4#
- 2.Rxe4#
- 1...Sb3
- 2.Sc4#
- 1...Sc7
- 2.Sc4#
- 2.Bd4#
- 1...Sb6!
- threat
- 1.d3?
- threat
- 2.Re4#
- 1...Rf4
- 2.Rb5#
- 1...f5
- 2.Sf7#
- 1...Bxd3!
- threat
- 1.Sh5?
- Keys
- 1.g3!
- threat
- 2.Sc4#
- 2.Bd4#
- 2.Rb5#
- 2.d4#
- 1...exd2
- 2.Sc4#
- 2.Bd4#
- 2.Rb5#
- 1...Rb1
- 2.Sc4#
- 2.Sxf7#
- 2.Bd4#
- 2.d4#
- 1...Rd1
- 2.Sc4#
- 2.Sxf7#
- 2.Bd4#
- 2.Rb5#
- 1...Rf4
- 2.Rb5#
- 1...Bb3
- 2.Bd4#
- 2.Re4#
- 2.d4#
- 1...Bd3
- 2.Bd4#
- 1...Ba4
- 2.Sc4#
- 2.Bd4#
- 2.Re4#
- 2.d4#
- 1...Be4
- 2.Sc4#
- 2.Bd4#
- 2.Rxe4#
- 2.d4#
- 1...Sb3
- 2.Sc4#
- 1...Sb6
- 2.d4#
- 1...Sc7
- 2.Sc4#
- 2.Bd4#
- 2.d4#
- threat
- 1.g3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 13
- Sets
- R(b);N_GUARD::S(D),XP(g)
- R(b);SBLOCK::R(C)
- B(c);N_GUARD::R1(C)
- B(c);N_GUARD::R1(C),XB(c)
- B(c);S_CUTR(b)::S(D),XP(g)
- P(g);S_CUTR(b)::S(D)
- Tries
- Try
- S(H);
- Threat
- DUALS(3)
- Vars
- R(b);::R(C)
- B(c);::B(E)
- S(h);::P(A)
- Refutation
- S(a);
- Try
- B(E);XP(d)
- Threat
- DUALS(3)
- Vars
- R(b);::R(C)
- S(a);::S(D)
- S(h);::P(A)
- Refutation
- B(c);
- Try
- B(E);
- Threat
- B(E)+S(D),DCHECK,XP(g)
- Vars
- P(g);::B(E)+S(D),DCHECK
- Refutation
- S(h);
- Try
- R(C);
- Threat
- DUALS(3)
- Vars
- B(c);::B(E)
- S(a);::S(D)
- S(h);::P(A)
- Refutation
- R(b);
- Try
- P(A);XP(d)
- Threat
- DUALS(3)
- Vars
- R(b);::R(C)
- B(c);::B(E)
- S(a);::S(D)
- Refutation
- S(h);
- Try
- P(A);
- Threat
- R1(C)
- Vars
- R(b);SBLOCK::R(C)
- P(g);S_CUTR(b)::S(D)
- Refutation
- B(c);XP(A)
- Try
- Actual
- P(B);
- Threat
- DUALS(4)
- Vars
- R(b);::R(C)
- B(c);::B(E)
- S(a);::S(D)
- S(h);::P(A)
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