nl: chunks is a tuple containing 6 initial tuples:
code: chunks = ( ( 60 * 60 * 24 * 365 , ungettext_lazy ( '%d year' , '%d years' ) ) , ( 60 * 60 * 24 * 30 , ungettext_lazy ( '%d month' , '%d months' ) ) , ( 60 * 60 * 24 * 7 , ungettext_lazy ( '%d week' , '%d weeks' ) ) , ( 60 * 60 * 24 , ungettext_lazy ( '%d day' , '%d days' ) ) , ( 60 * 60 , ungettext_lazy ( '%d hour' , '%d hours' ) ) , ( 60 , ungettext_lazy ( '%d minute' , '%d minutes' ) ) )