Root Cause play online

Root Cause:
Find root cause of any event!!!
Users can add color coded events and their timeline of possible reasons in day to day life as follows:
1.Add Event, category, time and date and a color
2.Open added event, add reason from event page with time, date, and attachment if any
3.Added reasons are sorted by time
4.Update the event and reasons manually when it occurs again or after analyzing the list of reasons