MESON Chess Problem Database

Problem Display
PID: 253697 (3N3n/3p1p1K/3P1kp1/RBnQ2p1/3pp1P1/1p2P2p/1R1r4/3r4 w - - 0 1)

Garofalo, Antonio

Sardella, Giuseppe

idee & form, 2018

3N3n/3p1p1K/3P1kp1/RBnQ2p1/3pp1P1/1p2P2p/1R1r4/3r4

#2

9 + 13

15601 Albrecht-Leiss-Degener Collection 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Rf2
      • 2.Rxf2#
    • 1...Rd3
      • 2.Rf2#
    • 1...d3
      • 2.Qd4#
  • Tries
    • 1.exd4?
      • threat
        • 2.Qe5#
      • 1...Rxd4
        • 2.Rf2#
      • 1...Sd3!
  • Keys
    • 1.Bd3!
      • threat
        • 2.Qxd4#
      • 1...Rxd3
        • 2.Rf2#
      • 1...Sxd3
        • 2.Qxg5#
      • 1...dxe3
        • 2.Qd4#
      • 1...Se6
        • 2.Qe5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 2
  • Sets
    • R(b);OGATE::R(A),XR(b)
    • R(b);OGATE::R(A)
    • P(e);S_CUTR(b)::QAB(F)
  • Tries
    • Try
      • P(B);XP(e)
      • Threat
        • QAB1(F)
      • Vars
        • R(b);OGATE,XP(B)::R(A)
      • Refutation
        • S(g);
  • Actual
    • B(E);
    • Threat
      • QAB(F),XP(e)
    • Vars
      • R(b);OGATE,XB(E)::R(A)
      • S(g);XB(E)::QAB1(F),XP(h)
      • P(e);XP(B)::QAB(F)
      • S(g);::QAB1(F)
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