MESON Chess Problem Database
Problem Display
PID: 179222 (2K2b2/2B1p3/4kp1p/1R3pPQ/2N2pr1/1n2q3/B3N3/4Rn2 w - - 0 1)
Vasilenko, Anatoly Grigorovich
1st Comm., Phenix, 2012-2013
#2
9 + 11
| 6490 | yacpdb | 2018 |
SOLUTION
- SOUND
- Sets
- 1...Qc1
- 2.Sd4#
- 2.Sxf4#
- 1...Qg1
- 2.Sd4#
- 2.Sxf4#
- 1...Qd2
- 2.Sd4#
- 2.Sxf4#
- 1...Qf2
- 2.Sd4#
- 2.Sxf4#
- 1...Qd4
- 2.Sxd4#
- 2.Sxf4#
- 1...Qc5
- 2.Sxf4#
- 1...Qb6
- 2.Sd4#
- 2.Sxf4#
- 1...Qa7
- 2.Sd4#
- 2.Sxf4#
- 1...Qc3
- 2.Sd4#
- 2.Sxf4#
- 1...Qd3
- 2.Sd4#
- 2.Sxf4#
- 1...Qf3
- 2.Sd4#
- 2.Sxf4#
- 1...Qg3
- 2.Sd4#
- 2.Sxf4#
- 1...Qh3
- 2.Sd4#
- 2.Sxf4#
- 1...Rg1
- 2.Sxf4#
- 1...Rg2
- 2.Sxf4#
- 1...Rg3
- 2.Sxf4#
- 1...Rxg5
- 2.Sxf4#
- 1...Sa1
- 2.Sd4#
- 1...Sc1
- 2.Sd4#
- 1...Sd2
- 2.Sd4#
- 1...Sd4
- 2.Sxd4#
- 1...Sa5
- 2.Sd4#
- 1...fxg5
- 2.Qg6#
- 1...Qc1
- Tries
- 1.Sc3?
- threat
- 2.Rb6#
- 1...Sa5
- 2.Sxa5#
- 1...Sd4!
- threat
- 1.Sb2?
- threat
- 2.Sd4#
- 1...Qxe2
- 2.Bxb3#
- 1...fxg5
- 2.Qg6#
- 1...Qc5
- 2.Sxf4#
- 1...Qd4
- 2.Sxd4#
- 2.Sxf4#
- 1...f3!
- threat
- 1.Sd2?
- threat
- 2.Sd4#
- 1...Qxe2
- 2.Bxb3#
- 1...fxg5
- 2.Qg6#
- 1...Qc5
- 2.Sxf4#
- 1...Qd4
- 2.Sxd4#
- 2.Sxf4#
- 1...f3!
- threat
- 1.Sa3?
- threat
- 2.Sd4#
- 1...Qxe2
- 2.Bxb3#
- 1...fxg5
- 2.Qg6#
- 1...Qc5
- 2.Sxf4#
- 1...Qd4
- 2.Sxd4#
- 2.Sxf4#
- 1...f3!
- threat
- 1.Sxe3?
- threat
- 2.Sd4#
- 2.Bxb3#
- 2.Rb6#
- 1...Sxe3
- 2.Sd4#
- 1...fxg5
- 2.Rb6#
- 2.Qg6#
- 1...f3
- 2.Rb6#
- 1...Sd2
- 2.Sd4#
- 2.Rb6#
- 1...fxe3!
- threat
- 1.Sa5?
- threat
- 2.Sd4#
- 1...Qxe2
- 2.Bxb3#
- 1...fxg5
- 2.Qg6#
- 1...Qc5
- 2.Sxf4#
- 1...Qd4
- 2.Sxd4#
- 2.Sxf4#
- 1...f3!
- threat
- 1.Sb6?
- threat
- 2.Sd4#
- 1...Qxe2
- 2.Bxb3#
- 1...fxg5
- 2.Qg6#
- 1...Qd4
- 2.Sxd4#
- 2.Sxf4#
- 1...f3!
- threat
- 1.Sd6?
- threat
- 2.Sd4#
- 2.Qf7#
- 1...Qxe2
- 2.Bxb3#
- 2.Qf7#
- 1...fxg5
- 2.Qg6#
- 2.Qf7#
- 1...Qc5
- 2.Sxf4#
- 1...f3
- 2.Qf7#
- 1...Qd4
- 2.Sxd4#
- 2.Sxf4#
- 2.Qf7#
- 1...exd6!
- threat
- 1.Bxb3?
- threat
- 2.Sd4#
- 2.Sxe3#
- 1...Qxe2
- 2.Sb2#
- 2.Sd2#
- 2.Sa3#
- 2.Sa5#
- 2.Sb6#
- 2.Sd6#
- 1...Qxb3
- 2.Sd4#
- 2.Sxf4#
- 1...fxg5
- 2.Qg6#
- 1...Qc5
- 2.Sxf4#
- 1...Qc1
- 2.Sd4#
- 2.Sxf4#
- 1...Qg1
- 2.Sd4#
- 2.Sxf4#
- 2.Sb2#
- 2.Sd2#
- 2.Sa3#
- 2.Se3#
- 2.Sa5#
- 2.Se5#
- 2.Sb6#
- 2.Sd6#
- 1...Qd2
- 2.Sd4#
- 2.Sxf4#
- 2.Sxd2#
- 1...Qf2
- 2.Sd4#
- 2.Sxf4#
- 2.Sb2#
- 2.Sd2#
- 2.Sa3#
- 2.Se3#
- 2.Sa5#
- 2.Se5#
- 2.Sb6#
- 2.Sd6#
- 1...Qd4
- 2.Sxd4#
- 2.Sxf4#
- 1...Qb6
- 2.Sd4#
- 2.Sxf4#
- 2.Sb2#
- 2.Sd2#
- 2.Sa3#
- 2.Se3#
- 2.Sa5#
- 2.Se5#
- 2.Sxb6#
- 2.Sd6#
- 1...Qa7
- 2.Sd4#
- 2.Sxf4#
- 2.Sb2#
- 2.Sd2#
- 2.Sa3#
- 2.Se3#
- 2.Sa5#
- 2.Se5#
- 2.Sb6#
- 2.Sd6#
- 1...Qc3
- 2.Sd4#
- 2.Sxf4#
- 1...Qd3
- 2.Sd4#
- 2.Sxf4#
- 1...Qf3
- 2.Sd4#
- 2.Sxf4#
- 1...Qg3
- 2.Sd4#
- 2.Sxf4#
- 2.Se3#
- 1...Qh3
- 2.Sd4#
- 2.Sxf4#
- 2.Se3#
- 1...Qe4
- 2.Sd4#
- 1...Qe5
- 2.Sd4#
- 2.Sxe5#
- 1...Sd2
- 2.Sd4#
- 1...f3!
- threat
- 1.Rb6+?
- 1...Qxb6
- 2.Sxf4#
- 1...Kd5!
- 1...Qxb6
- 1.Qg6?
- threat
- 2.Qg8#
- 1...Rxg5
- 2.Sxf4#
- 1...Bg7!
- threat
- 1.Sc3?
- Keys
- 1.Se5!
- threat
- 2.Qf7#
- 1...Qxe5
- 2.Sd4#
- 1...fxe5
- 2.Qg6#
- threat
- 1.Se5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 11
- Sets
- Q(c);P_PINB(H)::R(A)+S(C),DCHECK,XP(d)
- R(e);N_GUARD::S(C),XP(d)
- R(e);N_GUARD,XP(F)::S(C),XP(d)
- S(b);N_GUARD::S(C)
- S(b);N_GUARD::S(C),XS(b)
- P(h);OGATEB,XP(F)::QAR2(G)
- Tries
- Try
- S(C);P_PINQ(c)
- Threat
- R(E)
- Vars
- S(b);::B(B)+S(D),XS(b)
- Refutation
- S(b);
- Try
- S(D);P_PINS(b)
- Threat
- S(C)
- Vars
- Q(c);N_GUARD,P_SPINQ(c),XS(C)::B(B),XS(b)
- P(h);OGATEB,XP(F)::QAR2(G)
- Q(c);P_PINB(H)::R(A)+S(C),DCHECK,XP(d)
- Refutation
- P(d);
- Try
- S(D);P_PINS(b)
- Threat
- S(C)
- Vars
- Q(c);N_GUARD,P_SPINQ(c),XS(C)::B(B),XS(b)
- P(h);OGATEB,XP(F)::QAR2(G)
- Q(c);P_PINB(H)::R(A)+S(C),DCHECK,XP(d)
- Refutation
- P(d);
- Try
- S(D);P_PINS(b)
- Threat
- S(C)
- Vars
- Q(c);N_GUARD,P_SPINQ(c),XS(C)::B(B),XS(b)
- P(h);OGATEB,XP(F)::QAR2(G)
- Q(c);P_PINB(H)::R(A)+S(C),DCHECK,XP(d)
- Refutation
- P(d);
- Try
- S(D);P_PINS(b),XQ(c)
- Threat
- DUALS(3)
- Vars
- S(a);XS(D)::S(C)
- P(d);::R(E)
- Refutation
- P(d);XS(D)
- Try
- S(D);P_PINS(b)
- Threat
- S(C)
- Vars
- Q(c);N_GUARD,P_SPINQ(c),XS(C)::B(B),XS(b)
- P(h);OGATEB,XP(F)::QAR2(G)
- Q(c);P_PINB(H)::R(A)+S(C),DCHECK,XP(d)
- Refutation
- P(d);
- Try
- S(D);P_PINS(b)
- Threat
- S(C)
- Vars
- Q(c);N_GUARD,P_SPINQ(c),XS(C)::B(B),XS(b)
- P(h);OGATEB,XP(F)::QAR2(G)
- Refutation
- P(d);
- Try
- S(D);P_PINS(b)
- Threat
- DUALS(2)
- Vars
- Q(c);P_PINB(H)::R(A)+S(C),DCHECK,XP(d)
- P(d);::QAB1(G)
- Refutation
- P(j);XS(D)
- Try
- B(B);XS(b)
- Threat
- DUALS(2)
- Vars
- P(h);OGATEB,XP(F)::QAR2(G)
- Q(c);P_PINB(H)::R(A)+S(C),DCHECK,XP(d)
- Q(c);::S(C)
- S(a);::S(C)
- Refutation
- P(d);
- Try
- R(E);CHECK
- Vars
- Q(c);XR(E)::R(A)+S(C),DCHECK,XP(d)
- Refutation
- K(g);S_FLIGHT
- Try
- Q(G);P_PINP(h)
- Threat
- QAB(G)
- Vars
- R(e);N_GUARD,XP(F)::S(C),XP(d)
- Refutation
- B(k);
- Try
- Actual
- S(D);P_PINS(b)
- Threat
- QAB1(G)
- Vars
- Q(c);N_GUARD,XS(D)::S(C)
- P(h);OGATEB,XS(D)::QAR2(G)
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