MESON Chess Problem Database

Problem Display
PID: 67626 (3n1Q2/2N5/2P5/3p1Pp1/K2Bkq2/3pb1Rr/2B1N1Pn/5R2 w - - 0 1)

Mazul, Waldemar

Die Schwalbe, 1997

3n1Q2/2N5/2P5/3p1Pp1/K2Bkq2/3pb1Rr/2B1N1Pn/5R2

#2

11 + 9

5418 FIDE Album (1995-1997) (Annexe) 2004

SOLUTION

  • SOUND
  • Sets
    • 1...Qxf5
      • 2.Qxf5#
    • 1...Bc1
      • 2.Bxd3#
    • 1...Bg1
      • 2.Bxd3#
    • 1...Bd2
      • 2.Bxd3#
    • 1...Bf2
      • 2.Bxd3#
  • Tries
    • 1.Rd1?
      • threat
        • 2.Bxd3#
      • 1...dxc2
        • 2.Sc3#
      • 1...Bxd4!
    • 1.Rxf4+?
      • 1...Bxf4
        • 2.Bxd3#
      • 1...gxf4!
    • 1.Qe7+?
      • 1...Kxf5
        • 2.Bxd3#
        • 2.Rxg5#
      • 1...Qe5
        • 2.Qxe5#
      • 1...Se6!
    • 1.Qf6?
      • threat
        • 2.Sc3#
      • 1...Qxf1
        • 2.Qe5#
      • 1...Bxd4
        • 2.Bxd3#
      • 1...Qe5
        • 2.Qxe5#
      • 1...Qf2
        • 2.Qe5#
      • 1...Qf3
        • 2.Qe5#
      • 1...Bd2
        • 2.Bxd3#
      • 1...dxc2!
    • 1.Qe8+?
      • 1...Kxf5
        • 2.Bxd3#
      • 1...Qe5
        • 2.Qxe5#
      • 1...Se6!
  • Keys
    • 1.Qc5!
      • threat
        • 2.Qxd5#
      • 1...Kxf5
        • 2.Bxd3#
      • 1...Qxc7
        • 2.Sc3#
      • 1...Qxf5
        • 2.Sc3#
      • 1...dxc2
        • 2.Qxc2#
      • 1...Qe5
        • 2.Sc3#
      • 1...Qd6
        • 2.Sc3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 1
    • ADDED MATES = 5
    • REMOVED MATES = 4
  • Sets
    • Q(f);OGATE,XP(H)::QAB1(K),XQ(f)
    • B(c);::B(B),XP(b)
  • Tries
    • Try
      • R(A);
      • Threat
        • B(B),XP(b)
      • Vars
        • P(b);N_SPINP(b),XB(B)::S(C)
      • Refutation
        • B(c);XB(G)
    • Try
      • R(A);CHECK,XQ(f)
      • Vars
        • B(c);XR(A)::B(B),XP(b)
      • Refutation
        • P(h);XR(A)
    • Try
      • Q(K);CHECK
      • Vars
        • Q(f);N_GUARD,P_SPINQ(f)::QAR1(K),XQ(f)
      • Refutation
        • S(i);P_SPINS(i)
    • Try
      • Q(K);
      • Threat
        • S(C)
      • Vars
        • Q(f);N_GUARD,XR(A)::QAR1(K)
        • B(c);XB(G)::B(B),XP(b)
        • Q(f);N_GUARD::QAR1(K),XQ(f)
        • Q(f);N_GUARD::QAR1(K)
        • B(c);::B(B),XP(b)
      • Refutation
        • P(b);N_SPINP(b),XB(B)
    • Try
      • Q(K);CHECK
      • Vars
        • K(e);P_PINB(G),P_SPINQ(f),S_FLIGHT,XP(H)::B(B),XP(b)
        • Q(f);N_GUARD,P_SPINQ(f)::QAR1(K),XQ(f)
      • Refutation
        • S(i);P_SPINS(i)
  • Actual
    • Q(K);
    • Threat
      • QAB1(K),XP(g)
    • Vars
      • K(e);P_PINB(G),P_SPINQ(f),S_FLIGHT,XP(H)::B(B),XP(b)
      • Q(f);XS(J)::S(C)
      • Q(f);XP(H)::S(C)
      • P(b);N_SPINP(b),OGATE,XB(B)::QAB(K),XP(b)
      • Q(f);::S(C)
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