MESON Chess Problem Database

Problem Display
PID: 243338 (1B6/2Pp1P2/1p1Nb3/R1n2p2/1p1k1Np1/2p1n1Q1/8/2b1R1K1 w - - 0 1)

Apro, Laszlo

Skakbladet, 1952

1B6/2Pp1P2/1p1Nb3/R1n2p2/1p1k1Np1/2p1n1Q1/8/2b1R1K1

#2

9 + 11

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Bb2
      • 2.Qxe3#
    • 1...Ba3
      • 2.Qxe3#
    • 1...Sc4
      • 2.Sb5#
    • 1...Sd5
      • 2.Se2#
    • 1...Sd3
      • 2.Se2#
  • Keys
    • 1.c8Q!
      • threat
        • 2.Qh8#
      • 1...Ke5
        • 2.Qh8#
      • 1...Sd5
        • 2.Se2#
      • 1...Sc4
        • 2.Sb5#
      • 1...Sd3
        • 2.Se2#
      • 1...Se4
        • 2.Sb5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 2
  • Sets
    • B(a);N_GUARD::QAB1(C),XS(c)
    • S(c);SBLOCK::S(F)
    • S(c);SBLOCK::S(D)
    • S(g);SBLOCK::S(D)
  • Actual
    • P(G);
    • Threat
      • QAB(G)
    • Vars
      • K(e);P_SPINS(c),S_FLIGHT::QAB(G)
      • S(c);SBLOCK::S(D)
      • S(c);SBLOCK::S(F)
      • S(g);SBLOCK::S(D)
      • S(g);SBLOCK::S(F)
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