question_text: How many more people are in Chişinău and Bălţi combined compared to Cahul, Soroca, and Orhei combined?
decomposition: return people in  Chişinău ;return number of  #1 ;return people in  Bălţi ;return number of  #3 ;return sum of #2 and  #4 ;return people in  Cahul ;return number of  #6 ;return people in  Soroca ;return number of  #8 ;return people in  Orhei ;return number of  #10 ;return sum of #7 and  #9 and #11 ;return which is highest of #5 and  #12