MESON Chess Problem Database

Problem Display
PID: 39179 (8/6p1/6Rp/7p/3KNkrp/3n3B/3pQ1Pn/2B5 w - - 0 1)

Lindner, Laszlo

Magyar Hirlap, 1931

8/6p1/6Rp/7p/3KNkrp/3n3B/3pQ1Pn/2B5

#2

7 + 9

4080 Mattbilder eines Lebens 1996

SOLUTION

  • SOUND
  • Sets
    • 1...Rxg2
      • 2.Bxd2#
      • 2.Qe3#
    • 1...Rg5
      • 2.Bxd2#
      • 2.Qxd2#
      • 2.Qe3#
    • 1...Rxg6
      • 2.Bxd2#
      • 2.Qxd2#
      • 2.Qe3#
    • 1...Sf1
      • 2.Qf3#
    • 1...Sf3+
      • 2.Qxf3#
  • Tries
    • 1.Qf2+?
      • 1...Sf3+
        • 2.Qxf3#
      • 1...Sxf2!
  • Keys
    • 1.Sxd2!
      • 1...Kg3+
        • 2.Se4#
      • 1...Kf5+
        • 2.Qe4#
      • 1...Sf3+
        • 2.Qxf3#
      • 1...Rxg2
        • 2.Qe3#
        • 2.Qe4#
      • 1...Rxg6
        • 2.Qe3#
      • 1...Sxc1
        • 2.Qe5#
      • 1...Rg3
        • 2.Qe4#
      • 1...Rg5
        • 2.Qe3#
      • 1...Sf1
        • 2.Qf3#
      • 1...Se1
        • 2.Qe5#
      • 1...Sb2
        • 2.Qe5#
      • 1...Sf2
        • 2.Qe5#
      • 1...Sb4
        • 2.Qe5#
      • 1...Sc5
        • 2.Qe5#
      • 1...Se5
        • 2.Qxe5#

This is a version

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 12
    • REMOVED MATES = 0
  • Sets
    • S(b);N_GUARD::QAR1(B)
    • S(b);CHECK,N_GUARD::QAR1(B),XS(b)
  • Tries
    • Try
      • Q(B);CHECK
      • Vars
        • S(b);CHECK,N_GUARD,P_SPINS(b)::QAR1(B),XS(b)
      • Refutation
        • S(c);XQ(B)
  • Actual
    • S(F);XP(a)
    • Vars
      • K(d);CHECK,P_SPINR(e),S_FLIGHT::S(F)
      • K(d);CHECK,P-FLIGHT,P_SPINR(e)::QAB1(B)
      • S(b);CHECK,N_GUARD::QAR1(B),XS(b)
      • R(e);XR(G)::QAB1(B)
      • S(c);N_GUARD,XB(A)::QAB1(B)
      • R(e);::QAR1(B)
      • R(e);::QAB1(B)
      • S(b);N_GUARD::QAR1(B)
      • S(c);N_GUARD::QAB1(B)
      • S(c);N_GUARD::QAB1(B),XS(c)
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Developed and maintained by Brian Stephenson.
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