MESON Chess Problem Database

Problem Display
PID: 145010 (8/p7/p7/kp2R3/8/K1NB4/2P5/2Q1r1B1 w - - 0 1)

Morse, Christopher Jeremy

The Problemist, 1960

8/p7/p7/kp2R3/8/K1NB4/2P5/2Q1r1B1

#2

7 + 5

SOLUTION

  • SOUND
  • Keys
    • 1.Qd2!
      • threat
        • 2.Sb1#
        • 2.Sd1#
        • 2.Sa2#
        • 2.Se2#
        • 2.Sa4#
        • 2.Se4#
        • 2.Sxb5#
      • 1...Ra1+
        • 2.Sa2#
      • 1...Rxg1
        • 2.Sa4#
      • 1...Rxe5
        • 2.Sxb5#
      • 1...Re3
        • 2.Sa4#
      • 1...Rb1
        • 2.Sxb1#
      • 1...Rd1
        • 2.Sxd1#
      • 1...Re2
        • 2.Sxe2#
      • 1...Re4
        • 2.Sxe4#

There are these versions: 145011

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 8
    • REMOVED MATES = 0
  • Sets
  • Actual
    • Q(A);
    • Threat
      • DUALS(7)
    • Vars
      • R(a);CHECK::QAB(A)+S(E)
      • R(a);XB(B)::QAB(A)+S(E)
      • R(a);N_SPINP(c),XR(G)::QAB(A)+S(E),XP(c)
      • R(a);::QAB(A)+S(E)
      • R(a);::QAB(A)+S(E),XR(a)
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