hre_elector_list_save_effect

hre_elector_list_save_effect = {
	ordered_in_global_list = {
		variable = hre_elector_list
		max = 7
		check_range_bounds = yes
		order_by = tier
		save_temporary_scope_as = hre_elector_title
		title:e_hre = {
			if = {
				limit = { NOT = { has_variable = hre_elector_1 } }
				set_variable = { name = hre_elector_1 value = scope:hre_elector_title }
			}
			else_if = {
				limit = { NOT = { has_variable = hre_elector_2 } }
				set_variable = { name = hre_elector_2 value = scope:hre_elector_title }
			}
			else_if = {
				limit = { NOT = { has_variable = hre_elector_3 } }
				set_variable = { name = hre_elector_3 value = scope:hre_elector_title }
			}
			else_if = {
				limit = { NOT = { has_variable = hre_elector_4 } }
				set_variable = { name = hre_elector_4 value = scope:hre_elector_title }
			}
			else_if = {
				limit = { NOT = { has_variable = hre_elector_5 } }
				set_variable = { name = hre_elector_5 value = scope:hre_elector_title }
			}
			else_if = {
				limit = { NOT = { has_variable = hre_elector_6 } }
				set_variable = { name = hre_elector_6 value = scope:hre_elector_title }
			}
			else_if = {
				limit = { NOT = { has_variable = hre_elector_7 } }
				set_variable = { name = hre_elector_7 value = scope:hre_elector_title }
			}
		}
	}
}

As written in game/common/scripted_effects/00_major_decisions_scripted_effects.txt.