MESON Chess Problem Database

Problem Display
PID: 210152 (8/4p3/1N2B3/1p6/2pP4/1k6/pPN5/K1R5 w - - 0 1)

Beszczynski, Jan

Suomen Shakki, 1956

8/4p3/1N2B3/1p6/2pP4/1k6/pPN5/K1R5

#2

7 + 5

15148 Sadier Collection 2020

SOLUTION

  • SOUND
  • Sets
    • 1...b4
      • 2.Bxc4#
  • Tries
    • 1.Se1?
      • 1...b4
        • 2.Bxc4#
      • 1...Kb4!
    • 1.Sa3?
      • 1...b4
        • 2.Bxc4#
      • 1...Kb4!
    • 1.Se3?
      • 1...b4
        • 2.Bxc4#
      • 1...Kb4!
  • Keys
    • 1.d5!
      • 1...b4
        • 2.Sd4#
      • 1...c3
        • 2.d6#

FEATURES

  • Static
    • TYPE = MUTATE
    • CHANGED MATES = 1
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • P(d);N_GUARD::B(G),XP(c)
  • Tries
    • Try
      • S(D);
      • Vars
        • P(d);N_GUARD,SBLOCK::B(G),XP(c)
      • Refutation
        • K(b);N_SPINP(c),P-FLIGHT
    • Try
      • S(D);
      • Vars
        • P(d);N_GUARD,SBLOCK::B(G),XP(c)
      • Refutation
        • K(b);N_SPINP(c),P-FLIGHT
    • Try
      • S(D);
      • Vars
        • P(d);N_GUARD,SBLOCK::B(G),XP(c)
      • Refutation
        • K(b);N_SPINP(c),P-FLIGHT
  • Actual
    • P(E);N_PINP(c)
    • Vars
      • P(d);SBLOCK::S(D)
      • P(c);::B(G)+P(E)
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