question: return me the papers written by " H. V. Jagadish " and " Divesh Srivastava " with more than 200 citations . 
#1 return papers 
#2 return #1 written by H. V. Jagadish 
#3 return #1 written by Divesh Srivastava 
#4 return #1 of both #2 and #3 
#5 return citations of #4 
#6 return number of  #5 for each #4 
#7 return #4 where #6 is  higher than 200