Task: Question Decomposition
Input (English): question: What event happened last, Vadasz's reception hall was completed, or battlefield became the national historical site?
Output (English): #1 return Vadasz 's reception hall was  completed 
#2 return battlefield became the  national historical site 
#3 return when  was  #1 
#4 return when  was  #2 
#5 return which is highest of #3 ,  #4