Task: Question Generation
Input (English): #1 return sussex 
#2 return mountains of #1 
#3 return elevation of #2 
#4 return the  highest of #3 
#5 return #3 besides  #4 
#6 return the  highest of #5 
#7 return #2 where  #3 is equal to  #6
Output (English): what is the 2nd highest mountain in sussex?