question: Which happened first, the formation of the Somali Salvation Democratic Front, or the defeat of the rebels?
#1 return the  formation of the   Somali Salvation Democratic Front 
#2 return the  defeat of the   rebels 
#3 return when  was  #1 
#4 return when  was  #2 
#5 return which is the  lowest of #3 ,  #4