MESON Chess Problem Database

Problem Display
PID: 222523 (5qQ1/8/b4pBp/n2P4/1p6/1p2BP2/5R1p/R3Knkr w Q - 0 1)

Marysko, Milos

US Problem Bulletin, 1964

5qQ1/8/b4pBp/n2P4/1p6/1p2BP2/5R1p/R3Knkr

#2

8 + 11

SOLUTION

  • SOUND
  • Sets
    • 1...Sd2
      • 2.Rxd2#
      • 2.Re2#
    • 1...Sg3
      • 2.Rfa2#
      • 2.Rb2#
      • 2.Rc2#
      • 2.Rd2#
      • 2.Re2#
  • Keys
    • 1.0-0-0!
      • threat
        • 2.Ra2#
        • 2.Rb2#
        • 2.Rc2#
        • 2.Rfd2#
        • 2.Re2#
      • 1...Qc5+
        • 2.Bc2#
      • 1...Qc8+
        • 2.Rc2#
      • 1...b2+
        • 2.Rxb2#
      • 1...Qe7
        • 2.Bf7#
      • 1...Qe8
        • 2.Bxe8#
      • 1...Be2
        • 2.Rxe2#
      • 1...Sc4
        • 2.Rdxf1#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 7
    • REMOVED MATES = 0
  • Sets
  • Actual
    • K(B);0-0-0,P_PINS(a)
    • Threat
      • DUALS(5)
    • Vars
      • Q(k);CHECK,N_GUARD::QAR(H)+B(G)
      • Q(k);CHECK::B(D)+R(C)
      • P(e);CHECK::B(D)+R(C),XP(e)
      • Q(k);N_GUARD::QAR(H)+B(G)
      • Q(k);N_GUARD::QAR(H)+B(G),XQ(k)
      • B(h);::B(D)+R(C),XB(h)
      • S(g);S_CUTB(h)::R1(A),XS(a)
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