MESON Chess Problem Database

Problem Display
PID: 204467 (1K1k3r/2N1q3/2P2B2/8/8/8/3p4/6R1 w - - 0 1)

Vanicky, Josef

Studentsky casopis, 1925

1K1k3r/2N1q3/2P2B2/8/8/8/3p4/6R1

#2

5 + 4

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Rh1
      • 2.Rg8#
    • 1...Rh2
      • 2.Rg8#
    • 1...Rh3
      • 2.Rg8#
    • 1...Rh4
      • 2.Rg8#
    • 1...Rh5
      • 2.Rg8#
    • 1...Rh6
      • 2.Rg8#
    • 1...Rh7
      • 2.Rg8#
    • 1...Re8
      • 2.Se6#
    • 1...Rg8
      • 2.Rxg8#
    • 1...d1Q
      • 2.Rxd1#
    • 1...d1S
      • 2.Rxd1#
    • 1...d1B
      • 2.Rxd1#
    • 1...d1R
      • 2.Rxd1#
  • Keys
    • 1.Rg7!
      • threat
        • 2.Bxe7#
      • 1...Qxf6
        • 2.Rd7#
      • 1...Re8
        • 2.Se6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 12
  • Sets
    • R(d);N_GUARD::R(A)
    • R(d);SBLOCK::S(D)
    • R(d);N_GUARD::R(A),XR(d)
    • P(a);OGATEB::R(A),XQ(a)
    • P(a);OGATEB::R(A),XS(a)
    • P(a);OGATEB::R(A),XB(a)
    • P(a);OGATEB::R(A),XR(a)
  • Actual
    • R(A);
    • Threat
      • B(C),XQ(b)
    • Vars
      • Q(b);N_SPINQ(b),OGATE,XB(C)::R1(A)
      • R(d);SBLOCK::S(D)
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