nlp - What is the most efficient way to convert spoken language dates to a normalized form? -

In spoken language processing, a standard computer can understand that changing the different ways of expressing the date What is the best way? For example we can say that tomorrow: tomorrow, after day, two days later, at the end of next week, during this week, etc.

I have searched through the internet and have found that I do it with writing rules and patterns Can i Olympus System is a complete communication system that provides good ways to do this through its datetime binding filter.