MESON Chess Problem Database

Problem Display
PID: 203023 (2R1Q3/2b4q/3rp3/1P1k1rP1/3N2p1/B2P1p2/K1N5/4R3 w - - 0 1)

de Haas, Bastian Evert

The Problemist, 1983

2R1Q3/2b4q/3rp3/1P1k1rP1/3N2p1/B2P1p2/K1N5/4R3

#2

10 + 8

SOLUTION

  • SOUND
  • Sets
    • 1...Rc6
      • 2.Qxc6#
    • 1...Rd7
      • 2.Qxe6#
    • 1...Rd8
      • 2.Qc6#
      • 2.Qxe6#
    • 1...Ba5
      • 2.Rc5#
    • 1...Bb8
      • 2.Rc5#
    • 1...Bd8
      • 2.Rc5#
  • Keys
    • 1.Sc6!
      • threat
        • 2.Se3#
      • 1...Rxc6
        • 2.Qxc6#
      • 1...Qh2
        • 2.Se7#
      • 1...Re5
        • 2.Rxe5#
      • 1...Bb6
        • 2.S6b4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 4
  • Sets
    • R(e);N_GUARD::QAB1(J),XR(e)
    • R(e);N_GUARD::QAB1(J),XP(f)
    • B(g);OGATE::R1(I)
  • Actual
    • S(F);
    • Threat
      • S(C)
    • Vars
      • R(e);OGATE,XS(F)::QAB1(J),XR(e)
      • Q(h);N_GUARD,P_PINS(C)::S(F)
      • R(d);N_GUARD::R1(A),XR(d)
      • B(g);::S(F)
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