MESON Chess Problem Database

Problem Display
PID: 242601 (8/2pK4/8/B3k1P1/3p3Q/4N3/2r2P1b/1n6 w - - 0 1)

Sundman, Gote

Tidskrift for Schack, 1979

8/2pK4/8/B3k1P1/3p3Q/4N3/2r2P1b/1n6

#2

6 + 6

SOLUTION

  • SOUND
  • Sets
    • 1...Ra2
      • 2.Bxc7#
    • 1...Rb2
      • 2.Bxc7#
    • 1...Rd2
      • 2.Bxc7#
    • 1...Re2
      • 2.Bxc7#
    • 1...Rxf2
      • 2.Bxc7#
    • 1...Sc3
      • 2.Bxc7#
    • 1...c5
      • 2.Bc7#
    • 1...c6
      • 2.Bc7#
  • Keys
    • 1.f3!
      • threat
        • 2.Qe4#
      • 1...Bf4
        • 2.Qh8#
      • 1...Sd2
        • 2.Qxh2#
      • 1...Sc3
        • 2.Bxc7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 7
  • Sets
    • R(b);N_GUARD::B(D),XP(f)
    • R(b);N_GUARD,XP(A)::B(D),XP(f)
    • S(a);S_CUTR(b)::B(D),XP(f)
    • P(f);S_CUTR(b)::B(D)
  • Actual
    • P(A);
    • Threat
      • QAR1(C)
    • Vars
      • B(c);SBLOCK::QAB(C)
      • S(a);S_CUTR(b)::QAB(C),XB(c)
      • S(a);S_CUTR(b)::B(D),XP(f)
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