MESON Chess Problem Database

Problem Display
PID: 39530 (3R2B1/3pp3/2pqN1P1/2Bk1pKR/2p2p2/2p5/4Q3/7b w - - 0 1)

Lindner, Laszlo

Il Problema, 1933

3R2B1/3pp3/2pqN1P1/2Bk1pKR/2p2p2/2p5/4Q3/7b

#2

8 + 10

4080 Mattbilder eines Lebens 1996

SOLUTION

  • SOUND
  • Tries
    • 1.Qd3+?
      • 1...Ke5
        • 2.Qxf5#
      • 1...cxd3!
  • Keys
    • 1.Kxf5!
      • threat
        • 2.Qd1#
      • 1...Qe5+
        • 2.Qxe5#
      • 1...Qxe6+
        • 2.Kxf4#
      • 1...Be4+
        • 2.Qxe4#
      • 1...dxe6+
        • 2.Kg4#
      • 1...Qxc5
        • 2.Qe5#
      • 1...Bf3
        • 2.Qxf3#
      • 1...c2
        • 2.Qd2#

This is a version

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 7
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(A);CHECK
      • Vars
        • K(e);P-FLIGHT::QAR1(A),XP(f)
      • Refutation
        • P(c);XQ(A)
  • Actual
    • K(C);P-FLIGHT,XP(f)
    • Threat
      • QAR(A)
    • Vars
      • Q(h);CHECK,N_GUARD,P_SPINP(i)::QAR1(A),XQ(h)
      • Q(h);CHECK,P_SPINP(i),P_SPINQ(h),XS(E)::R(D)+K(C),XP(d)
      • B(a);CHECK,N_GUARD::QAB1(A),XB(a)
      • P(i);CHECK,P_SPINP(i),P_SPINQ(h),XS(E)::R(D)+K(C)
      • Q(h);N_GUARD,P_SPINP(i),XB(B)::QAR1(A)
      • B(a);N_GUARD::QAB(A),XB(a)
      • P(b);N_GUARD::QAR(A)
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