MESON Chess Problem Database

Problem Display
PID: 248173 (8/5p2/4p3/4k2n/8/5bNN/1K6/1Q1R1R2 w - - 0 1)

Petrovic, Nenad

Comm., White MT (B), 1952-1953

8/5p2/4p3/4k2n/8/5bNN/1K6/1Q1R1R2

#2

6 + 5

14867 BCPS Library 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Be2
      • 2.Qe4#
    • 1...Be4
      • 2.Qxe4#
    • 1...Bg4
      • 2.Qe4#
  • Keys
    • 1.Qc1!
      • threat
        • 2.Qc3#
      • 1...Kf6
        • 2.Qg5#
      • 1...Bxd1
        • 2.Qc5#
      • 1...Sxg3
        • 2.Qf4#
      • 1...Bd5
        • 2.Qc7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 3
  • Sets
    • B(a);N_GUARD::QAR1(A)
    • B(a);N_GUARD::QAR1(A),XB(a)
  • Actual
    • Q(A);
    • Threat
      • QAB(A)
    • Vars
      • K(b);P_SPINB(a),S_FLIGHT::QAB1(A)
      • B(a);N_GUARD,XR(B)::QAR2(A)
      • S(c);N_GUARD,XS(E)::QAB1(A)
      • B(a);::QAB(A)
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