MESON Chess Problem Database

Problem Display
PID: 78762 (6N1/8/8/3Rppkp/3R3N/6nK/5pQb/8 w - - 0 1)

Hermanson, Halvar

The Tablet, 1960

(First published on Sat May 14 1960)

6N1/8/8/3Rppkp/3R3N/6nK/5pQb/8

#2

6 + 7

15239 Valois Notebooks 2017

SOLUTION

  • SOUND
  • Sets
    • 1...Bg1
      • 2.Qxg3#
    • 1...exd4
      • 2.Rxf5#
    • 1...e4
      • 2.Rxf5#
    • 1...f4
      • 2.Rxe5#
  • Keys
    • 1.Qxf2!
      • 1...exd4
        • 2.Qd2#
      • 1...Bg1
        • 2.Qxg3#
      • 1...Sf1
        • 2.Qxf5#
      • 1...Sh1
        • 2.Qxf5#
      • 1...Se2
        • 2.Qxf5#
      • 1...Se4
        • 2.Qxf5#
      • 1...e4
        • 2.Qe3#
      • 1...f4
        • 2.Qxf4#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 3
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
    • B(b);N_GUARD::QAR2(A),XS(c)
    • P(d);OGATE,P_SPINP(e),XR(C)::R1(E),XP(e)
    • P(d);OGATE,P_SPINP(e)::R1(E),XP(e)
    • P(e);OGATEB,P_SPINP(d)::R(E),XP(d)
  • Actual
    • Q(A);N_PINS(c),XP(a)
    • Vars
      • P(d);P_SPINP(e),XR(C)::QAB(A)
      • B(b);N_GUARD::QAR2(A),XS(c)
      • S(c);N_GUARD::QAR1(A),XP(e)
      • P(d);P_SPINP(e)::QAB(A)
      • P(e);P_SPINP(d)::QAB1(A),XP(e)
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