MESON Chess Problem Database

Problem Display
PID: 71358 (3N4/1p3N2/bP1ppP1Q/R1bk1p1R/1pr2ppK/5PP1/B7/6B1 w - - 0 1)

Boros, Sandor

Magyar Sakkvilag, 1935

3N4/1p3N2/bP1ppP1Q/R1bk1p1R/1pr2ppK/5PP1/B7/6B1

#2

12 + 11

56 The Problemist 1938

SOLUTION

  • SOUND
  • Sets
    • 1...fxg3
      • 2.Qd2#
  • Keys
    • 1.Qxf4!
      • threat
        • 2.Qd2#
        • 2.Qxd6#
        • 2.Qd4#
        • 2.Qe4#
      • 1...gxf3
        • 2.Qd4#
      • 1...Bb5
        • 2.Qe4#
      • 1...b3
        • 2.Qxd6#
      • 1...e5
        • 2.Qd2#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 1
  • Sets
    • P(c);OGATE,XP(D)::QAR(J)
  • Actual
    • Q(J);XP(c)
    • Threat
      • DUALS(4)
    • Vars
      • P(d);P_PINQ(J),XP(C)::QAR1(J)
      • B(h);N_SPINB(e)::QAB1(J)
      • P(a);N_SPINR(b)::QAR1(J),XP(i)
      • P(j);N_SPINP(g)::QAR(J)
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