MESON Chess Problem Database

Problem Display
PID: 179764 (8/3QK3/2Ppp3/4p3/7p/1pPk2bR/1P1p2N1/3B4 w - - 0 1)

Marysko, Milos

Busmen's Chess Review, 1969

8/3QK3/2Ppp3/4p3/7p/1pPk2bR/1P1p2N1/3B4

#2

8 + 8

SOLUTION

  • SOUND
  • Tries
    • 1.Qxe6?
      • threat
        • 2.Qd5#
      • 1...d5
        • 2.Qxd5#
      • 1...Ke4!
    • 1.Qxd6+?
      • 1...Kc4
        • 2.Be2#
      • 1...Ke4!
  • Keys
    • 1.Kxd6!
      • 1...e4+
        • 2.Kc5#
      • 1...Kc4
        • 2.Be2#
      • 1...Ke4
        • 2.Qh7#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(G);N_PINP(g),XP(h)
      • Threat
        • QAR2(G)
      • Vars
        • P(g);::QAR2(G),XP(g)
      • Refutation
        • K(c);N_SPINB(d),P_SPINP(f),S_FLIGHT
    • Try
      • Q(G);CHECK,XP(g)
      • Vars
        • K(c);N_SPINB(d),S_FLIGHT::B(A)
      • Refutation
        • K(c);N_SPINB(d),S_FLIGHT
  • Actual
    • K(H);S_FLIGHT,XP(g)
    • Vars
      • P(f);CHECK,SBLOCK::QAR(G)+K(H)
      • K(c);N_SPINB(d),S_FLIGHT::B(A)
      • K(c);N_SPINB(d),S_FLIGHT::QAB(G)
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