MESON Chess Problem Database

Problem Display
PID: 244129 (8/6K1/2p5/2PBk3/1p2P3/1PP3P1/2Q5/6n1 w - - 0 1)

Benedek, Attila

L'Italia Scacchistica, 2009

8/6K1/2p5/2PBk3/1p2P3/1PP3P1/2Q5/6n1

#2

8 + 4

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Sets
    • 1...bxc3
      • 2.Qxc3#
  • Tries
    • 1.Qf2?
      • threat
        • 2.Qd4#
        • 2.Qf4#
        • 2.Qf5#
        • 2.Qf6#
      • 1...bxc3
        • 2.Qf6#
      • 1...cxd5
        • 2.Qf5#
      • 1...Se2
        • 2.Qf5#
        • 2.Qf6#
      • 1...Sh3
        • 2.Qd4#
        • 2.Qf5#
        • 2.Qf6#
      • 1...Sf3!
  • Keys
    • 1.Qd2!
      • threat
        • 2.Qf4#
        • 2.Qg5#
        • 2.Qd4#
      • 1...bxc3
        • 2.Qxc3#
      • 1...cxd5
        • 2.Qxd5#
      • 1...Se2
        • 2.Qg5#
      • 1...Sf3
        • 2.Qf4#
      • 1...Sh3
        • 2.Qd4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
    • P(b);OGATE,XP(C)::QAB(A),XP(b)
  • Tries
    • Try
      • Q(A);
      • Threat
        • DUALS(4)
      • Vars
        • P(b);XP(C)::QAB1(A)
        • P(d);XB(G)::QAR1(A)
      • Refutation
        • S(a);
  • Actual
    • Q(A);
    • Threat
      • DUALS(3)
    • Vars
      • P(b);OGATE,XP(C)::QAB(A),XP(b)
      • P(d);OGATE,XB(G)::QAR1(A),XP(d)
      • S(a);::QAR2(A)
      • S(a);::QAB1(A)
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