MESON Chess Problem Database

Problem Display
PID: 47768 (2BR4/Q7/3p3b/1P1PP3/1N2kpN1/2p1rp2/4bB2/2K5 w - - 0 1)

Robert, Philippe

HM., StrateGems, 2003

2BR4/Q7/3p3b/1P1PP3/1N2kpN1/2p1rp2/4bB2/2K5

#2

10 + 8

145 StrateGems 2005

SOLUTION

  • SOUND
  • Sets
    • 1...Rd3
      • 2.Qh7#
    • 1...dxe5
      • 2.Sf6#
  • Tries
    • 1.Sc2?
      • threat
        • 2.Qd4#
      • 1...Kd3
        • 2.Qd4#
      • 1...Kxd5
        • 2.Qd4#
      • 1...dxe5
        • 2.Qh7#
      • 1...Rd3!
  • Keys
    • 1.Sc6!
      • threat
        • 2.Qd4#
      • 1...Kd3
        • 2.Qd4#
      • 1...Kxd5
        • 2.Qd4#
      • 1...dxe5
        • 2.Qh7#
      • 1...Rd3
        • 2.Sf6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 2
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • R(c);::QAB(H)
    • P(g);SBLOCK,XP(G)::S(D)
  • Tries
    • Try
      • S(C);
      • Threat
        • QAR1(H)
      • Vars
        • K(e);S_FLIGHT::QAR1(H)
        • K(e);P_SPINP(g),S_FLIGHT,XP(F)::QAR1(H)
        • P(g);XP(G)::QAB(H)
      • Refutation
        • R(c);
  • Actual
    • S(C);
    • Threat
      • QAR1(H)
    • Vars
      • K(e);S_FLIGHT::QAR1(H)
      • K(e);P_SPINP(g),S_FLIGHT,XP(F)::QAR1(H)
      • P(g);XP(G)::QAB(H)
      • R(c);SBLOCK::S(D)
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