MESON Chess Problem Database
Problem Display
PID: 134064 (3NB2K/2n5/bN3P1p/3Rpp2/1P2k3/4P1P1/3BP3/n1Q3b1 w - - 0 1)
Chepizhni, Viktor Ivanovich
1st Prize, Slesarenko-50 JT, 2007
#2
12 + 8
| 56 | The Problemist | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Bf2
- 2.Qh1#
- 1...Bh2
- 2.Qh1#
- 1...Bxe3
- 2.Qh1#
- 1...Bc4
- 2.Qxc4#
- 1...Bb7
- 2.Qc4#
- 1...Bc8
- 2.Qc4#
- 1...f4
- 2.Bg6#
- 1...Bf2
- Tries
- 1.Sd7?
- threat
- 2.Rxe5#
- 1...Kxd5
- 2.Qc6#
- 1...Bxe3
- 2.Qh1#
- 1...Sxd5
- 2.Sc5#
- 1...Bxe2!
- threat
- 1.Sb7?
- threat
- 2.Sc5#
- 2.Sd6#
- 1...Bxe3
- 2.Sd6#
- 2.Qh1#
- 1...Bxb7
- 2.Qc4#
- 1...Sxe8
- 2.Sc5#
- 1...f4
- 2.Sd6#
- 2.Bg6#
- 1...Sb3
- 2.Sd6#
- 1...Sb5
- 2.Sc5#
- 1...Se6
- 2.Sd6#
- 1...Bxe2!
- threat
- 1.Sf7?
- threat
- 2.Sd6#
- 2.Rxe5#
- 1...Bxe3
- 2.Sd6#
- 2.Qh1#
- 1...Sxd5
- 2.Sd6#
- 1...Sxe8
- 2.Rxe5#
- 1...Sb5
- 2.Rxe5#
- 1...Bxe2!
- threat
- 1.Bh5?
- threat
- 2.Bf3#
- 1...f4
- 2.Bg6#
- 1...Bxe2!
- threat
- 1.Bc6?
- threat
- 2.Rd4#
- 1...Bxe3
- 2.Qh1#
- 1...Sxd5
- 2.Bxd5#
- 1...f4!
- threat
- 1.Qb1+?
- 1...Bd3
- 2.Qxd3#
- 1...Sc2!
- 1...Bd3
- 1.Qf1?
- threat
- 2.Qg2#
- 2.Qf3#
- 1...f4
- 2.Bg6#
- 1...Bf2
- 2.Qg2#
- 2.Qh1#
- 1...Bxe2!
- threat
- 1.Qxg1?
- threat
- 2.Qh1#
- 2.Qg2#
- 1...f4
- 2.Bg6#
- 1...Bxe2!
- threat
- 1.Qc2+?
- 1...Bd3
- 2.Qxd3#
- 1...Sxc2!
- 1...Bd3
- 1.Qc5?
- threat
- 2.Rxe5#
- 1...Sxd5
- 2.Qxd5#
- 1...Bxe2!
- threat
- 1.Qc6?
- threat
- 2.Rd4#
- 1...Sxd5
- 2.Qxd5#
- 1...f4
- 2.Bg6#
- 1...Bxe3!
- threat
- 1.Qxc7?
- threat
- 2.Rxe5#
- 2.Qxe5#
- 1...Bxe3
- 2.Qxe5#
- 1...Bxe2!
- threat
- 1.Sd7?
- Keys
- 1.Sc4!
- threat
- 2.Rxe5#
- 1...Kxd5
- 2.Bc6#
- 1...Bxe3
- 2.Qh1#
- 1...Bxc4
- 2.Qxc4#
- 1...Sxd5
- 2.Sd6#
- threat
- 1.Sc4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 5
- Sets
- B(b);OGATE::QAB(A)
- B(b);OGATE,XP(D)::QAB(A)
- B(f);N_GUARD::QAR2(A),XB(f)
- B(f);N_GUARD::QAR2(A)
- P(e);OGATEB::B(K)
- Tries
- Try
- S(H);
- Threat
- R1(G),XP(d)
- Vars
- K(c);OGATEB,S_FLIGHT,XR(G)::QAB1(A)
- B(b);OGATE,XP(D)::QAB(A)
- S(h);SBLOCK,XR(G)::S(H)
- Refutation
- B(f);XP(C)
- Try
- S(J);
- Threat
- DUALS(2)
- Vars
- B(f);N_GUARD,XS(J)::QAR2(A)
- S(h);XB(K)::S(J)
- S(a);::S(J)
- S(h);::S(J)
- Refutation
- B(f);XP(C)
- Try
- S(J);
- Threat
- DUALS(2)
- Vars
- S(h);XR(G)::S(J)
- S(h);XB(K)::R1(G),XP(d)
- S(h);::R1(G),XP(d)
- Refutation
- B(f);XP(C)
- Try
- B(K);
- Threat
- B(K)
- Vars
- P(e);OGATEB::B(K)
- Refutation
- B(f);XP(C)
- Try
- B(K);
- Threat
- B(K)+R(G),DCHECK
- Vars
- B(b);OGATE,XP(D)::QAB(A)
- S(h);OGATE,P_SPINS(h),XR(G)::B(K),XS(h)
- Refutation
- P(e);
- Try
- Q(A);CHECK
- Vars
- B(f);N_GUARD,P_SPINB(f)::QAB1(A),XB(f)
- Refutation
- S(a);P_SPINS(a)
- Try
- Q(A);
- Threat
- DUALS(2)
- Vars
- P(e);OGATEB::B(K)
- Refutation
- B(f);XP(C)
- Try
- Q(A);XB(b)
- Threat
- DUALS(2)
- Vars
- P(e);OGATEB::B(K)
- Refutation
- B(f);XP(C)
- Try
- Q(A);CHECK
- Vars
- B(f);N_GUARD,P_SPINB(f)::QAB1(A),XB(f)
- Refutation
- S(a);XQ(A)
- Try
- Q(A);
- Threat
- R1(G),XP(d)
- Vars
- S(h);OGATE,XR(G)::QAB1(A),XS(h)
- Refutation
- B(f);XP(C)
- Try
- Q(A);
- Threat
- QAB(A)+R(G),DCHECK
- Vars
- S(h);OGATE,P_SPINS(h),XR(G)::QAB1(A),XS(h)
- P(e);OGATEB::B(K)
- Refutation
- B(b);XP(D)
- Try
- Q(A);XS(h)
- Threat
- DUALS(2)
- Vars
- B(b);XP(D)::QAR1(A),XP(d)
- Refutation
- B(f);XP(C)
- Try
- Actual
- S(H);
- Threat
- R1(G),XP(d)
- Vars
- K(c);OGATEB,S_FLIGHT,XR(G)::B(K)
- B(b);OGATE,XP(D)::QAB(A)
- B(f);OGATE,XS(H)::QAR2(A),XB(f)
- S(h);SBLOCK,XR(G)::S(H)
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