How many years passed between 1920 to 1930  during the mass migration of the 1923 Great Kanto earthquake?
return the  1923 Great Kanto earthquake ;return the  mass migration of #1 ;return years of #2 ;return #3 that are between 1920 and  1930 ;return number of  #4
['select', 'project', 'project', 'filter', 'aggregate']