ep3_become_landed_transfer_effect

ep3_become_landed_transfer_effect = {
	ordered_in_list = {
		list = $TITLE_LIST$
		order_by = tier
		save_scope_as = new_primary_title
	}
	hidden_effect = {
		# Liquidate camp
		$TITLE_RECEIVER$ = { laamp_clear_domicile_buildings_liquidator_effect = yes }
	}
	$TITLE_RECEIVER$ = {
		if = {
			limit = { character:90028 ?= this }
			custom_tooltip = ep3_story_cycle_harrying.3053.b.tt
			add_character_flag = hereward_settled_flag
		}
		set_variable = {
			name = ascended_throne_reason
			value = $REASON$
			weeks = 1
		}
		save_scope_value_as = {
			name = ascended_throne_value
			value = $REASON$
		}
		set_variable = { # Used to prevent invalid NF creation
			name = laamp_invasion_flag
			value = scope:new_primary_title
			days = 1
		}
	}
	create_title_and_vassal_change = {
		type = $TYPE$
		add_claim_on_loss = yes
		save_scope_as = title_change
	}
	scope:new_primary_title.holder ?= { save_scope_as = old_holder }
	if = {
		limit = { NOT = { exists = scope:old_holder } }
		scope:new_primary_title = {
			ordered_de_jure_county = {
				limit = { holder.top_liege = scope:defender.top_liege }
				order_by = development_level
				holder = { save_scope_as = old_holder }
			}
		}
	}
	scope:supporter ?= { save_scope_as = government_giver }
	if = {
		limit = { NOT = { exists = scope:government_giver } }
		scope:old_holder = { save_scope_as = government_giver }
	}
	scope:government_giver.government_type ?= {
		save_scope_as = old_government
	}
	if = {
		limit = {
			NOT = { exists = scope:new_capital }
		}
		ordered_in_list = {
			list = $TITLE_LIST$
			limit = { tier = tier_county }
			order_by = development_level
			save_scope_as = new_capital
		}
	}
	if = {
		limit = {
			NOT = { exists = scope:new_capital }
		}
		scope:new_primary_title ?= {
			ordered_de_jure_county = {
				limit = { holder = scope:old_holder }
				alternative_limit = { holder.top_liege = scope:old_holder.top_liege }
				order_by = development_level
				save_scope_as = new_capital
			}
		}
	}
	$TITLE_RECEIVER$ = {
		if = {
			limit = {
				exists = scope:new_primary_title
				highest_held_title_tier > scope:new_primary_title.tier
				primary_title = { is_landless_type_title = no }
			}
			primary_title = { save_scope_as = new_primary_title }
		}
		else = {
			scope:new_primary_title ?= {
				change_title_holder_include_vassals = {
					holder = $TITLE_RECEIVER$
					change = scope:title_change
					take_baronies = no
				}
			}
		}
	}
	if = {
		limit = {
			NOT = { scope:ascended_throne_value = flag:purchased }
		}
		scope:new_primary_title ?= {
			every_de_jure_county = {
				limit = {
					NOT = { is_in_list = $TITLE_LIST$ }
					trigger_if = {
						limit = { exists = scope:defender }
						holder.top_liege ?= scope:defender.top_liege
					}
					trigger_if = {
						limit = { exists = scope:new_liege }
						holder.top_liege ?= scope:new_liege.top_liege
					}
				}
				change_title_holder_include_vassals = {
					holder = $TITLE_RECEIVER$
					change = scope:title_change
					take_baronies = no
				}

As written in game/common/scripted_effects/07_dlc_ep3_scripted_effects.txt.