Rule set 4: Must take rule set

  Probability    Rule  
  100%    Must take (200 turns)  
  100%    I must attack (200 turns)  
  100%    Stockfish best available move (depth 10)  

Rule set difficulty: 130

This rule set was created by Alexey Arkhipenko at 2018-12-23 20:25:31 and changed at 2018-12-30 12:17:38