merge_aquitaine_effect

merge_aquitaine_effect = {
	title:$PRIMARY$ = {
		save_scope_as = rightful_title
		every_in_de_jure_hierarchy = {
			custom = merge_aquitaine_decision_vassal_$TEXT$
			limit = {
				tier < tier_kingdom
			}
			holder ?= {
				if = {
					limit = {
						NOR = { 
							is_in_list = merge_aquitaine_list 
							this = root
						}
					}
					add_opinion = {
						modifier = rightful_king_opinion
						target = root
						opinion = 20
					}
					add_to_temporary_list = merge_aquitaine_list
				}
			}
			custom_tooltip = merge_aquitaine_opinion
		}
	}
	title:$SECONDARY$ = {
		save_scope_as = destroyed_title
		every_in_de_jure_hierarchy = {
			custom = merge_aquitane_culture_tooltip_$TEXT$
			limit = {
				tier = tier_county
			}
			hidden_effect = {
				culture ?= {
					if = {
						limit = {
							NOR = { 
								is_in_list = merge_aquitaine_cultures 
								this = root.culture
								any_parent_culture_or_above = { this = root.culture }
							}
						}
						change_cultural_acceptance = {
							target = root.culture
							value = -25
							desc = cultural_acceptance_merge_aquitaine
						}
						add_to_list = merge_aquitaine_cultures
					}
				}
			}
			custom_tooltip = merge_aquitaine_culture_tooltip
		}
		every_in_de_jure_hierarchy = {
			custom = merge_aquitaine_decision_tooltip_$TEXT$
			limit = {
				tier = tier_duchy
			}
			hidden_effect = { set_de_jure_liege_title = title:$PRIMARY$ }
			custom_tooltip = merge_aquitaine_decision_tooltip_2_$TEXT$
		}
	}
	destroy_title = title:$SECONDARY$
}

As written in game/common/scripted_effects/08_bp3_effects.txt.