MESON Chess Problem Database

Problem Display
PID: 87678 (6B1/N1K5/2RB4/p7/k7/8/ppp5/8 w - - 0 1)

Mortensen, Jan Robert (aka 'Adamas')

Problemista, 1965

6B1/N1K5/2RB4/p7/k7/8/ppp5/8

#2

5 + 5

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Keys
    • 1.Rc3!
      • threat
        • 2.Bb3#
        • 2.Ra3#
      • 1...a1Q
        • 2.Bb3#
      • 1...a1S
        • 2.Ra3#
      • 1...a1R
        • 2.Bb3#
      • 1...b1Q
        • 2.Ra3#
      • 1...b1S
        • 2.Bb3#
      • 1...b1R
        • 2.Ra3#
      • 1...c1Q
        • 2.Bb3#
      • 1...c1S
        • 2.Ra3#
      • 1...c1R
        • 2.Bb3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 9
    • REMOVED MATES = 0
  • Sets
  • Actual
    • R(A);
    • Threat
      • DUALS(2)
    • Vars
      • P(a);::B(E)
      • P(a);::R1(A)
      • P(b);::R1(A)
      • P(b);::B(E)
      • P(c);P_PINR(A)::B(E)
      • P(c);::R1(A)
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