MESON Chess Problem Database

Problem Display
PID: 72845 (NB6/pK1p3B/4pp2/1ppk2p1/6R1/1P1NPbP1/4p3/7R w - - 0 1)

Muller, Dieter

3rd Prize, Biscan MT, 2006

NB6/pK1p3B/4pp2/1ppk2p1/6R1/1P1NPbP1/4p3/7R

#2

10 + 10

SOLUTION

  • SOUND
  • Sets
    • 1...Be4
      • 2.Bxe4#
    • 1...c4
      • 2.Rd4#
    • 1...e5
      • 2.Bg8#
    • 1...a5
      • 2.Sb6#
    • 1...a6
      • 2.Sb6#
    • 1...d6
      • 2.Sc7#
  • Tries
    • 1.Rh5?
      • threat
        • 2.Sf4#
      • 1...e5
        • 2.Bg8#
      • 1...c4
        • 2.Rd4#
      • 1...d6
        • 2.Sc7#
      • 1...f5!
  • Keys
    • 1.Rc1!
      • threat
        • 2.Rxc5#
      • 1...e5
        • 2.Bg8#
      • 1...c4
        • 2.Rd4#
      • 1...d6
        • 2.Sc7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 3
  • Sets
    • B(b);N_GUARD::B(H),XB(b)
    • P(d);N_GUARD::R1(F)
    • P(g);OGATEB::B(H)
    • P(i);N_GUARD::S(I)
    • P(j);SBLOCK::S(I)
  • Tries
    • Try
      • R(A);P_PINP(f)
      • Threat
        • S(C)
      • Vars
        • P(g);N_SPINP(f),OGATEB::B(H)
        • P(d);N_GUARD::R1(F)
        • P(j);SBLOCK::S(I)
      • Refutation
        • P(h);N_SPINP(f)
  • Actual
    • R(A);
    • Threat
      • R1(A),XP(d)
    • Vars
      • P(g);OGATEB::B(H)
      • P(d);N_GUARD::R1(F)
      • P(j);SBLOCK::S(I)
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