MESON Chess Problem Database
Problem Display
PID: 58283 (r3qb2/3BR3/2N5/pPPk2n1/2R2pr1/1PB2p1Q/K3N2n/8 w - - 0 1)
Alaikov, Venelin
Skakbladet, 2005
#2
11 + 10
| 4901 | Best Problems | 2006 |
| 15148 | Sadier Collection | 2014 |
SOLUTION
- SOUND
- Sets
- 1...Qh5
- 2.Re5#
- 1...Qg6
- 2.Re5#
- 1...Qxd7
- 2.Re5#
- 1...Qf7
- 2.Re5#
- 1...Qc8
- 2.Re5#
- 1...Qd8
- 2.Re5#
- 1...Rg1
- 2.Sxf4#
- 2.Qf5#
- 1...Rg2
- 2.Qf5#
- 1...Rg3
- 2.Sxf4#
- 2.Qf5#
- 1...Rh4
- 2.Qf5#
- 1...Sxh3
- 2.Be6#
- 1...Se4
- 2.Be6#
- 1...Se6
- 2.Bxe6#
- 1...Sf7
- 2.Be6#
- 1...Sh7
- 2.Be6#
- 1...fxe2
- 2.Qd3#
- 1...f2
- 2.Qd3#
- 1...a4
- 2.Sb4#
- 1...Qh5
- Tries
- 1.Ba1?
- threat
- 2.Sc3#
- 1...fxe2
- 2.Qd3#
- 1...Rg2
- 2.Qf5#
- 1...Se4
- 2.Be6#
- 1...Bg7!
- threat
- 1.Be1?
- threat
- 2.Sc3#
- 1...fxe2
- 2.Qd3#
- 1...Rg2
- 2.Qf5#
- 1...Se4
- 2.Be6#
- 1...Bg7!
- threat
- 1.Bb2?
- threat
- 2.Sc3#
- 1...fxe2
- 2.Qd3#
- 1...Se4
- 2.Be6#
- 1...Bg7!
- threat
- 1.Bd2?
- threat
- 2.Sc3#
- 1...fxe2
- 2.Qd3#
- 1...Se4
- 2.Be6#
- 1...Bg7!
- threat
- 1.Bd4?
- threat
- 2.Sc3#
- 1...Rg2
- 2.Qf5#
- 1...Se4
- 2.Be6#
- 1...fxe2!
- threat
- 1.Bxa5?
- threat
- 2.Sc3#
- 2.Sb4#
- 1...Qxe7
- 2.Sc3#
- 1...Bxe7
- 2.Sc3#
- 1...fxe2
- 2.Sb4#
- 2.Qd3#
- 1...Bg7
- 2.Sb4#
- 1...Rg2
- 2.Sb4#
- 2.Qf5#
- 1...Se4
- 2.Sb4#
- 2.Be6#
- 1...Se6
- 2.Sc3#
- 2.Bxe6#
- 1...Rxa5+!
- threat
- 1.Be5?
- threat
- 2.Sc3#
- 1...fxe2
- 2.Qd3#
- 1...Se4
- 2.Be6#
- 1...Rg2!
- threat
- 1.Bg7?
- threat
- 2.Sc3#
- 1...fxe2
- 2.Qd3#
- 1...Rg2
- 2.Qf5#
- 1...Se4
- 2.Be6#
- 1...Bxg7!
- threat
- 1.Bh8?
- threat
- 2.Sc3#
- 1...fxe2
- 2.Qd3#
- 1...Rg2
- 2.Qf5#
- 1...Se4
- 2.Be6#
- 1...Bg7!
- threat
- 1.Bxg4?
- threat
- 2.Sxf4#
- 1...Sxh3
- 2.Be6#
- 1...fxe2
- 2.Qd3#
- 1...Qf7
- 2.Re5#
- 1...Se6
- 2.Bxe6#
- 1...Qb8!
- threat
- 1.Qxg4?
- threat
- 2.Sxf4#
- 2.Qf5#
- 2.Qxg5#
- 1...Qxd7
- 2.Sxf4#
- 2.Re5#
- 2.Qxd7#
- 1...Qxe7
- 2.Sxf4#
- 1...Bxe7
- 2.Sxf4#
- 2.Qf5#
- 1...Sxg4
- 2.Sxf4#
- 1...fxe2
- 2.Qf5#
- 2.Qxg5#
- 1...Bg7
- 2.Sxf4#
- 1...Qh5
- 2.Sxf4#
- 2.Re5#
- 2.Qf5#
- 1...Qg6
- 2.Sxf4#
- 2.Re5#
- 1...Qf7
- 2.Re5#
- 1...Bh6
- 2.Sxf4#
- 2.Qf5#
- 1...Sh3
- 2.Be6#
- 2.Qf5#
- 2.Qe6#
- 1...Se4
- 2.Sxf4#
- 2.Be6#
- 2.Qf5#
- 2.Qe6#
- 1...Se6
- 2.Bxe6#
- 2.Qf5#
- 2.Qxe6#
- 1...Sf7
- 2.Sxf4#
- 2.Be6#
- 2.Qe6#
- 1...Sh7
- 2.Sxf4#
- 2.Be6#
- 2.Qf5#
- 2.Qe6#
- 1...Qb8!
- threat
- 1.Qxf3+?
- 1...Sgxf3
- 2.Be6#
- 1...Se4
- 2.Be6#
- 2.Qxe4#
- 2.Qd3#
- 1...Shxf3!
- 1...Sgxf3
- 1.Qh7?
- threat
- 2.Qd3#
- 2.Qf5#
- 1...Qxd7
- 2.Re5#
- 2.Qd3#
- 1...Qxe7
- 2.Qd3#
- 1...Sxh7
- 2.Be6#
- 1...Qg6
- 2.Re5#
- 1...Qf7
- 2.Re5#
- 2.Qd3#
- 1...Qb8
- 2.Qd3#
- 1...Se4
- 2.Be6#
- 2.Qxe4#
- 2.Qf5#
- 1...Se6
- 2.Bxe6#
- 2.Qe4#
- 2.Qf5#
- 1...Sf7
- 2.Be6#
- 2.Qd3#
- 2.Qe4#
- 1...Bg7!
- threat
- 1.Qh8?
- threat
- 2.Qd4#
- 2.Qe5#
- 1...Qxe7
- 2.Qd4#
- 1...Qb8
- 2.Qd4#
- 1...Se6
- 2.Bxe6#
- 2.Qe5#
- 1...Sf7
- 2.Be6#
- 2.Qd4#
- 1...Bg7!
- threat
- 1.Ba1?
- Keys
- 1.Bf6!
- threat
- 2.Sc3#
- 1...fxe2
- 2.Qd3#
- 1...Rg2
- 2.Qf5#
- 1...Se4
- 2.Be6#
- threat
- 1.Bf6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 13
- Sets
- Q(i);N_GUARD::R1(K)
- Q(i);N_GUARD,XB(J)::R1(K)
- R(d);OGATE,P_PINS(B)::QAR2(E)
- R(d);OGATE::QAR2(E)
- S(g);N_GUARD,XQ(E)::B(J)
- S(g);N_GUARD::B(J)
- S(g);N_GUARD::B(J),XS(g)
- P(b);OGATE,XS(B)::QAR2(E)
- P(b);OGATE::QAR2(E)
- P(e);N_GUARD::S(I)
- Tries
- Try
- B(D);
- Threat
- S(B)
- Vars
- P(b);OGATE,XS(B)::QAR2(E)
- R(d);OGATE,P_PINS(B)::QAR2(E)
- S(g);N_GUARD::B(J)
- Refutation
- B(j);
- Try
- B(D);
- Threat
- S(B)
- Vars
- P(b);OGATE,XS(B)::QAR2(E)
- R(d);OGATE,P_PINS(B)::QAR2(E)
- S(g);N_GUARD::B(J)
- Refutation
- B(j);
- Try
- B(D);
- Threat
- S(B)
- Vars
- P(b);OGATE,XS(B)::QAR2(E)
- S(g);N_GUARD::B(J)
- Refutation
- B(j);
- Try
- B(D);
- Threat
- S(B)
- Vars
- P(b);OGATE,XS(B)::QAR2(E)
- S(g);N_GUARD::B(J)
- Refutation
- B(j);
- Try
- B(D);
- Threat
- S(B)
- Vars
- R(d);OGATE,P_PINS(B)::QAR2(E)
- S(g);N_GUARD,SBLOCK::B(J)
- Refutation
- P(b);XS(B)
- Try
- B(D);P_SPINB(D),XP(e)
- Threat
- DUALS(2)
- Vars
- Q(i);XR(K)::S(B)
- B(j);XR(K)::S(B)
- B(j);::S(I)
- Refutation
- R(h);CHECK,XB(D)
- Try
- B(D);
- Threat
- S(B)
- Vars
- P(b);OGATE,XS(B)::QAR2(E)
- S(g);N_GUARD::B(J)
- Refutation
- R(d);P_PINS(B)
- Try
- B(D);
- Threat
- S(B)
- Vars
- P(b);OGATE,XS(B)::QAR2(E)
- R(d);OGATE,P_PINS(B)::QAR2(E)
- S(g);N_GUARD::B(J)
- Refutation
- B(j);XB(D)
- Try
- B(D);
- Threat
- S(B)
- Vars
- P(b);OGATE,XS(B)::QAR2(E)
- R(d);OGATE,P_PINS(B)::QAR2(E)
- S(g);N_GUARD::B(J)
- Refutation
- B(j);
- Try
- B(J);XR(d)
- Threat
- S(B),XP(c)
- Vars
- S(g);N_GUARD,XQ(E)::B(J)
- P(b);OGATE,XS(B)::QAR2(E)
- Q(i);N_GUARD::R1(K)
- S(g);N_GUARD::B(J),XS(g)
- Refutation
- Q(i);
- Try
- Q(E);XR(d)
- Threat
- DUALS(3)
- Vars
- Q(i);XR(K)::S(B),XP(c)
- S(a);XQ(E)::S(B),XP(c)
- B(j);::S(B),XP(c)
- Q(i);N_GUARD::R1(K)
- Refutation
- Q(i);
- Try
- Q(E);CHECK,XP(b)
- Vars
- S(g);XQ(E)::B(J)
- Refutation
- S(a);XQ(E)
- Try
- Q(E);
- Threat
- DUALS(2)
- Vars
- Q(i);XR(K)::QAR2(E)
- S(g);N_GUARD,XQ(E)::B(J)
- Q(i);N_GUARD::R1(K)
- Q(i);::QAR2(E)
- Refutation
- B(j);
- Try
- Q(E);
- Threat
- DUALS(2)
- Vars
- Q(i);XR(K)::QAR1(E)
- Q(i);::QAR1(E)
- Refutation
- B(j);
- Try
- Actual
- B(D);
- Threat
- S(B)
- Vars
- P(b);OGATE,XS(B)::QAR2(E)
- R(d);OGATE,P_PINS(B)::QAR2(E)
- S(g);N_GUARD::B(J)
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