MESON Chess Problem Database

Problem Display
PID: 257770 (K1kq4/2pp4/8/8/8/7R/7Q/8 w - - 0 1)

Zimmer, Eligiusz

Zadachi i Etyudi, 2007

K1kq4/2pp4/8/8/8/7R/7Q/8

#2

3 + 4

SOLUTION

  • SOUND
  • Sets
    • 1...Qh8
      • 2.Rxh8#
    • 1...c5
      • 2.Qb8#
    • 1...c6
      • 2.Qb8#
  • Keys
    • 1.Rh8!
      • 1...Qxh8
        • 2.Qxh8#
      • 1...Qe8
        • 2.Rxe8#
      • 1...Qf8
        • 2.Rxf8#
      • 1...Qg8
        • 2.Rxg8#
      • 1...d5
        • 2.Qh3#
      • 1...d6
        • 2.Qh3#
      • 1...c5
        • 2.Qb8#
      • 1...c6
        • 2.Qb8#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 1
    • ADDED MATES = 5
    • REMOVED MATES = 0
  • Sets
    • Q(d);OGATEB::R(B),XQ(d)
    • P(a);OGATE::QAR1(A)
  • Actual
    • R(B);P_PINQ(d)
    • Vars
      • Q(d);N_SPINQ(d),OGATE,XR(B)::QAR(A),XQ(d)
      • Q(d);OGATEB::R(B),XQ(d)
      • P(b);OGATEB::QAB(A)
      • P(a);OGATE::QAR1(A)
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