MESON Chess Problem Database

Problem Display
PID: 233720 (K7/1R6/p7/k1p5/p2n4/N1R5/bb1r4/2rBQ3 w - - 0 1)

Eaton, Vincent Lanius

Chess Life, 1948

K7/1R6/p7/k1p5/p2n4/N1R5/bb1r4/2rBQ3

#2

6 + 9

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Rxd1
      • 2.Rxc5#
    • 1...Rc2
      • 2.Rxc5#
    • 1...Re2
      • 2.Rxc5#
    • 1...Rf2
      • 2.Rxc5#
    • 1...Rg2
      • 2.Rxc5#
    • 1...Rh2
      • 2.Rxc5#
    • 1...Rd3
      • 2.Rxc5#
    • 1...Bb1
      • 2.Sc4#
    • 1...Bc4
      • 2.Sxc4#
    • 1...Sc2
      • 2.Rxc5#
    • 1...Sb3
      • 2.Sc4#
  • Keys
    • 1.Qh4!
      • threat
        • 2.Qd8#
      • 1...Sc2
        • 2.Rxc5#
      • 1...Se2
        • 2.Qxa4#
      • 1...Sb3
        • 2.Sc4#
      • 1...Sf3
        • 2.Qxa4#
      • 1...Sb5
        • 2.Qxa4#
      • 1...Sf5
        • 2.Qxa4#
      • 1...Sc6
        • 2.Qxa4#
      • 1...Se6
        • 2.Qxa4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 6
    • REMOVED MATES = 9
  • Sets
    • R(d);XB(A)::QAB(B)+R(D),DCHECK,XP(h)
    • R(d);::QAB(B)+R(D),DCHECK,XP(h)
    • B(b);N_GUARD::S(C)
    • B(b);N_GUARD::S(C),XB(b)
    • S(f);N_GUARD,S_CUTR(a)::R(D),XP(h)
    • S(f);S_CUTB(b)::S(C)
  • Actual
    • Q(B);
    • Threat
      • QAB(B)
    • Vars
      • S(f);N_GUARD,S_CUTR(a)::R(D),XP(h)
      • S(f);OGATE::QAR1(B),XP(e)
      • S(f);S_CUTB(b)::S(C)
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