MESON Chess Problem Database

Problem Display
PID: 153571 (1q6/2p2pr1/P1p3P1/R1N4R/P2k1p2/1P3P2/pN2BPp1/4QnK1 w - - 0 1)

Basisty, Mark Borisovich

Vasilenko, Anatoly Grigorovich

1st Prize, Volchek-40 JT, 2006

1q6/2p2pr1/P1p3P1/R1N4R/P2k1p2/1P3P2/pN2BPp1/4QnK1

#2

13 + 10

15323 FIDE Album (2004-2006) 2013

SOLUTION

  • SOUND
  • Sets
    • 1...Qa7
      • 2.Qb4#
    • 1...Qxb3
      • 2.Sxb3#
    • 1...Qb4
      • 2.Qxb4#
    • 1...Qa8
      • 2.Qb4#
    • 1...Qc8
      • 2.Qb4#
    • 1...Qd8
      • 2.Qb4#
    • 1...Qe8
      • 2.Qb4#
    • 1...Qf8
      • 2.Qb4#
    • 1...Qg8
      • 2.Qb4#
    • 1...Qh8
      • 2.Qb4#
    • 1...Sd2
      • 2.Qxd2#
    • 1...Sh2
      • 2.Qd2#
    • 1...Se3
      • 2.Qd2#
    • 1...Sg3
      • 2.Qd2#
    • 1...fxg6
      • 2.Se6#
    • 1...f5
      • 2.Se6#
    • 1...f6
      • 2.Se6#
  • Tries
    • 1.Sbd3?
      • threat
        • 2.Qa1#
      • 1...f5
        • 2.Se6#
      • 1...a1Q
        • 2.Qxa1#
      • 1...a1S
        • 2.Qxa1#
      • 1...a1B
        • 2.Qxa1#
      • 1...a1R
        • 2.Qxa1#
      • 1...Qb4
        • 2.Qxb4#
      • 1...Qxb3!
    • 1.Sc4?
      • threat
        • 2.Qa1#
      • 1...Qxb3
        • 2.Sxb3#
      • 1...f5
        • 2.Se6#
      • 1...a1Q
        • 2.Qxa1#
      • 1...a1S
        • 2.Qxa1#
      • 1...a1B
        • 2.Qxa1#
      • 1...a1R
        • 2.Qxa1#
      • 1...Qb4!
    • 1.Se4?
      • threat
        • 2.Qc3#
      • 1...Qb4
        • 2.Qxb4#
      • 1...Sd2
        • 2.Qxd2#
      • 1...Qxb3!
    • 1.Bd3?
      • threat
        • 2.Qe5#
      • 1...f5
        • 2.Se6#
      • 1...Qe8
        • 2.Qb4#
      • 1...f6
        • 2.Se6#
      • 1...Se3!
    • 1.Bc4?
      • threat
        • 2.Qe5#
      • 1...Se3
        • 2.Qd2#
      • 1...f5
        • 2.Se6#
      • 1...f6
        • 2.Se6#
      • 1...Qe8!
    • 1.Bb5?
      • threat
        • 2.Qb4#
        • 2.Qe5#
      • 1...Qxb5
        • 2.Qe5#
      • 1...Sd2
        • 2.Qxd2#
        • 2.Qe5#
      • 1...Qe8
        • 2.Qb4#
      • 1...Se3
        • 2.Qd2#
      • 1...f6
        • 2.Se6#
        • 2.Qb4#
      • 1...f5!
    • 1.Rb5?
      • threat
        • 2.Qb4#
      • 1...Sd2
        • 2.Qxd2#
      • 1...f5
        • 2.Se6#
      • 1...Se3
        • 2.Qd2#
      • 1...Qxb5!
    • 1.Qd1+?
      • 1...Sd2
        • 2.Qxd2#
      • 1...Kc3!
    • 1.b4?
      • threat
        • 2.Sb3#
      • 1...Qxb4
        • 2.Qxb4#
      • 1...Sd2
        • 2.Qxd2#
      • 1...a1S!
    • 1.gxf7?
      • threat
        • 2.Se6#
      • 1...Qxb3
        • 2.Sxb3#
      • 1...Sd2
        • 2.Qxd2#
      • 1...Qc8
        • 2.Qb4#
      • 1...Qe8
        • 2.Qb4#
      • 1...Rg6!
  • Keys
    • 1.Bd1!
      • threat
        • 2.Qe5#
      • 1...f5
        • 2.Se6#
      • 1...Qe8
        • 2.Qb4#
      • 1...Se3
        • 2.Qd2#
      • 1...f6
        • 2.Se6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 13
  • Sets
    • Q(j);N_GUARD::QAR2(A)
    • Q(j);XP(F)::S(J),XQ(j)
    • Q(j);N_GUARD::QAR2(A),XQ(j)
    • S(a);N_GUARD::QAR2(A),XS(a)
    • S(a);N_GUARD::QAR2(A)
    • P(h);N_GUARD,XP(M)::S(J)
    • P(h);N_GUARD::S(J)
  • Tries
    • Try
      • S(C);
      • Threat
        • QAB(A)
      • Vars
        • P(h);N_GUARD::S(J)
        • P(b);::QAB(A),XQ(b)
        • P(b);::QAB(A),XS(b)
        • P(b);::QAB(A),XB(b)
        • P(b);::QAB(A),XR(b)
        • Q(j);N_GUARD::QAR2(A),XQ(j)
      • Refutation
        • Q(j);XP(F)
    • Try
      • S(C);
      • Threat
        • QAB(A)
      • Vars
        • Q(j);XP(F)::S(J),XQ(j)
        • P(h);N_GUARD::S(J)
        • P(b);::QAB(A),XQ(b)
        • P(b);::QAB(A),XS(b)
        • P(b);::QAB(A),XB(b)
        • P(b);::QAB(A),XR(b)
      • Refutation
        • Q(j);
    • Try
      • S(J);
      • Threat
        • QAB1(A)
      • Vars
        • Q(j);N_GUARD::QAR2(A),XQ(j)
        • S(a);N_GUARD::QAR2(A),XS(a)
      • Refutation
        • Q(j);XP(F)
    • Try
      • B(D);
      • Threat
        • QAB1(A)
      • Vars
        • P(h);N_GUARD::S(J)
        • Q(j);N_GUARD::QAR2(A)
      • Refutation
        • S(a);
    • Try
      • B(D);
      • Threat
        • QAB1(A)
      • Vars
        • S(a);N_GUARD::QAR2(A)
        • P(h);N_GUARD::S(J)
      • Refutation
        • Q(j);
    • Try
      • B(D);
      • Threat
        • DUALS(2)
      • Vars
        • Q(j);XB(D)::QAB1(A)
        • Q(j);::QAR2(A)
        • S(a);N_GUARD::QAR2(A)
      • Refutation
        • P(h);
    • Try
      • R(I);
      • Threat
        • QAR2(A)
      • Vars
        • S(a);N_GUARD::QAR2(A),XS(a)
        • P(h);N_GUARD::S(J)
        • S(a);N_GUARD::QAR2(A)
      • Refutation
        • Q(j);XR(I)
    • Try
      • Q(A);CHECK
      • Vars
        • S(a);N_GUARD,P_SPINS(a)::QAR2(A),XS(a)
      • Refutation
        • K(d);S_FLIGHT
    • Try
      • P(F);
      • Threat
        • S(J)
      • Vars
        • Q(j);OGATE,XP(F)::QAR2(A),XQ(j)
        • S(a);N_GUARD::QAR2(A),XS(a)
      • Refutation
        • P(b);
    • Try
      • P(M);XP(h)
      • Threat
        • S(J)
      • Vars
        • Q(j);XP(F)::S(J),XQ(j)
        • S(a);N_GUARD::QAR2(A),XS(a)
        • Q(j);N_GUARD::QAR2(A)
      • Refutation
        • R(i);
  • Actual
    • B(D);
    • Threat
      • QAB1(A)
    • Vars
      • P(h);N_GUARD::S(J)
      • Q(j);N_GUARD::QAR2(A)
      • S(a);N_GUARD::QAR2(A)
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