Study statistics: 
  Number of finished trials: 1
  Number of pruned trials: 0
  Number of complete trials: 1
Best trial:
  Value: 73.122
    KL2_coef: 0.2
    weight_decay: 0.002

Study statistics: 
  Number of finished trials: 1
  Number of pruned trials: 0
  Number of complete trials: 1
Best trial:
  Value: 73.51265000000001
    KL2_coef: 0.2
    weight_decay: 0.002

