damage_appointment_house_relation_effect

damage_appointment_house_relation_effect = {
	$TITLE$ ?= { save_temporary_scope_as = title_temp }
	$CANDIDATE$ ?= { save_temporary_scope_as = candidate_temp }
	$INVESTOR$ ?= { save_temporary_scope_as = investor_temp }
	if = {
		limit = {
			scope:candidate_temp ?= {
				NOT = { this = scope:investor_temp }
				house ?= {
					house_head ?= {
						top_liege = scope:investor_temp.top_liege
						any_held_title = { is_noble_family_title = yes }
					}
					NOT = { scope:investor_temp.house ?= this }
				}
				has_succession_appointment_investors = scope:title_temp
			}
			# CANDIDATE IS ACTUALLY MUSCLING IN
			scope:title_temp = {
				place_in_line_of_succession = {
					target = scope:candidate_temp
					value <= 5
				}
			}
		}
		scope:investor_temp.house = {
			change_house_relation_effect = {
				HOUSE = scope:candidate_temp.house
				VALUE = house_relation_damage_minor_value
				REASON = appointment_competition
				CHAR = scope:investor_temp
				TARGET_CHAR = scope:candidate_temp
				TITLE = scope:title_temp
			}
		}
	}
}

As written in game/common/scripted_effects/10_dlc_tgp_house_relation_scripted_effects.txt.