question: How many days passed from when the invasion of the First Republic of Armenia started to when Syunik was declared as a self-governing region
#1 return the  invasion of the First Republic of  Armenia started 
#2 return Syunik was  declared as a self-governing region 
#3 return when  was  #1 
#4 return when  was  #2 
#5 return difference of #4 and  #3 in  days