MESON Chess Problem Database
Problem Display
PID: 16074 (r4b2/2Pr1P2/3P2P1/8/2P1k1K1/8/bB2P1N1/n6Q w - - 0 1)
Pilchenko, Viacheslav Karlovich
Probleemblad, 2000
#2
10 + 6
SOLUTION
- SOUND
- Tries
- 1.Qb1+?
- 1...Sc2
- 2.Qxc2#
- 1...Bxb1!
- 1...Sc2
- 1.Qc1?
- threat
- 2.Qe3#
- 2.Qf4#
- 1...Rxf7
- 2.Qe3#
- 1...Bxc4
- 2.Qxc4#
- 1...Bxd6
- 2.Qe3#
- 1...Ra3
- 2.Qf4#
- 1...Sc2
- 2.Qf4#
- 2.Qxc2#
- 1...Bh6!
- threat
- 1.Qd1?
- threat
- 2.Qd3#
- 2.Qd4#
- 2.Qd5#
- 1...Bxc4
- 2.Qd4#
- 1...Ra3
- 2.Qd4#
- 2.Qd5#
- 1...Ra5
- 2.Qd3#
- 2.Qd4#
- 1...Bb1
- 2.Qd4#
- 2.Qd5#
- 1...Bg7
- 2.Qd3#
- 2.Qd5#
- 1...Sc2
- 2.Qxc2#
- 2.Qd3#
- 2.Qd5#
- 1...Sb3
- 2.Qc2#
- 2.Qd3#
- 2.Qd5#
- 1...Rxd6!
- threat
- 1.Qf1?
- threat
- 2.Qf3#
- 2.Qf4#
- 2.Qf5#
- 1...Bxc4
- 2.Qf3#
- 2.Qf5#
- 1...Bxd6
- 2.Qf3#
- 2.Qf5#
- 1...Ra3
- 2.Qf4#
- 2.Qf5#
- 1...Ra5
- 2.Qf3#
- 2.Qf4#
- 1...Bh6
- 2.Qf3#
- 2.Qf5#
- 1...Rxf7!
- threat
- 1.Qg1?
- threat
- 2.Qe3#
- 2.Qd4#
- 1...Rxd6
- 2.Qe3#
- 1...Bxc4
- 2.Qd4#
- 1...Ra3
- 2.Qd4#
- 1...Bh6
- 2.Qd4#
- 1...Bg7
- 2.Qe3#
- 1...Sb3
- 2.Qe3#
- 1...Sc2!
- threat
- 1.Qh2?
- threat
- 2.Qf4#
- 2.Qe5#
- 1...Rxf7
- 2.Qe5#
- 1...Bxc4
- 2.Qe5#
- 1...Re7
- 2.Qf4#
- 1...Ra5
- 2.Qf4#
- 1...Re8
- 2.Qf4#
- 1...Bh6
- 2.Qe5#
- 1...Bg7
- 2.Qf4#
- 1...Bxd6!
- threat
- 1.Qh3?
- threat
- 2.Qd3#
- 2.Qe3#
- 2.Qf3#
- 1...Rxd6
- 2.Qe3#
- 2.Qf3#
- 1...Rxf7
- 2.Qd3#
- 2.Qe3#
- 1...Bxc4
- 2.Qf3#
- 1...Bb1
- 2.Qe3#
- 2.Qf3#
- 1...Bh6
- 2.Qd3#
- 2.Qf3#
- 1...Sc2
- 2.Qd3#
- 2.Qf3#
- 1...Ra3!
- threat
- 1.Qh5?
- threat
- 2.Qd5#
- 2.Qe5#
- 2.Qf5#
- 1...Rxd6
- 2.Qe5#
- 2.Qf5#
- 1...Rxf7
- 2.Qd5#
- 2.Qe5#
- 1...Bxc4
- 2.Qe5#
- 2.Qf5#
- 1...Bxd6
- 2.Qd5#
- 2.Qf5#
- 1...Re7
- 2.Qd5#
- 2.Qf5#
- 1...Re8
- 2.Qd5#
- 2.Qf5#
- 1...Bg7
- 2.Qd5#
- 2.Qf5#
- 1...Ra5!
- threat
- 1.Qb1+?
- Keys
- 1.Qh8!
- threat
- 2.Qd4#
- 2.Qe5#
- 1...Rxd6
- 2.Qe5#
- 1...Bxd6
- 2.Qd4#
- 2.Qxa8#
- 1...Re7
- 2.Qd4#
- 1...Ra5
- 2.Qd4#
- 1...Re8
- 2.Qd4#
- 1...Bg7
- 2.Qxa8#
- 1...Sc2
- 2.Qe5#
- 1...Sb3
- 2.Qe5#
- threat
- 1.Qh8!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 7
- REMOVED MATES = 0
- Sets
- Tries
- Try
- Q(A);CHECK
- Vars
- S(a);N_GUARD,P_SPINS(a)::QAB(A),XS(a)
- Refutation
- B(b);XQ(A)
- Try
- Q(A);
- Threat
- DUALS(2)
- Vars
- R(d);XP(J)::QAR1(A)
- B(b);OGATE,XP(E)::QAR2(A),XB(b)
- B(f);XP(G)::QAR1(A)
- R(e);::QAR1(A)
- Refutation
- B(f);
- Try
- Q(A);
- Threat
- DUALS(3)
- Vars
- B(b);XP(E)::QAR1(A)
- Refutation
- R(d);XP(G)
- Try
- Q(A);
- Threat
- DUALS(3)
- Refutation
- R(d);XP(J)
- Try
- Q(A);
- Threat
- DUALS(2)
- Vars
- R(d);XP(G)::QAR1(A)
- B(b);XP(E)::QAR1(A)
- R(e);::QAR1(A)
- B(f);::QAR1(A)
- S(a);::QAR1(A)
- Refutation
- S(a);
- Try
- Q(A);
- Threat
- DUALS(2)
- Vars
- R(d);XP(J)::QAR1(A)
- B(b);XP(E)::QAR1(A)
- R(d);::QAR1(A)
- R(e);::QAR1(A)
- B(f);::QAR1(A)
- Refutation
- B(f);XP(G)
- Try
- Q(A);
- Threat
- DUALS(3)
- Vars
- B(b);XP(E)::QAB1(A)
- Refutation
- R(e);
- Try
- Q(A);
- Threat
- DUALS(3)
- Refutation
- R(e);
- Try
- Actual
- Q(A);
- Threat
- DUALS(2)
- Vars
- R(d);XP(G)::QAR1(A)
- R(d);::QAR1(A)
- R(e);::QAR1(A)
- B(f);OGATE::QAB(A),XR(e)
- S(a);::QAR1(A)
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