Task: Question Decomposition
Input (English): question: How many months after being selected by the Tsar was the first Russian military base founded on the cape?
Output (English): #1 return being selected by the  Tsar 
#2 return the  first Russian military base founded on the   cape 
#3 return when  was  #1 
#4 return when  was  #2 
#5 return difference of #4 and  #3 in  months