my based knowledge network I'm not able to predict suppliers and knowing that neural networks are orange is already doing the feature engineering part that I have some insights that probably feature engineering with rotten garage in person decision tree will probably not be useful to predict guitar players so this helped me to decide if I should remove to our players soon or Lenten okay so I will show you here some case studies some example of competitions and you will see how it's maybe sometimes easy to get a gold medal or even a top