Task: Question Generation
Input (English): #1 return Yemen 
#2 return minimum millions of dollars #1 did receive 
#3 return #2 from  the  U.S. 
#4 return #3 in  2009 
#5 return #3 in  2006 
#6 return the  number of  #4 
#7 return the  number of  #5 
#8 return the  difference of #6 and  #7
Output (English): How many at a minimum millions of dollars more did Yemen receive from the U.S. in 2009 than 2006?