DAX FILTER function with multiple criteria

Question

Hi Expert.

I still new on this and not sure if my explain is good enough or not. Sorry for any inconvenient cause.

here is what I'm Looking for, I wan to add new column based on Three columns parameters.

INCLUDES FILTERS [Month Name] : less than Equal to April
EXCLUDES FILTERS [Date ]: less than or equal to March 2020
EXCLUDES FILTERS [Date] : less than or equal to April 2020
Else : APril

INCLUDES FILTERS [Month Name] : Equal to May
EXCLUDES FILTERS [Date ]: less than or equal to April 2020
EXCLUDES FILTERS [Date] : less than or equal to May 2020
Else : May

Likewise

I'm trying to calculation column in power bi from the above logic(Please see attached)

Many Thanks