fp2_struggle_ending_compromise_titular_trigger

fp2_struggle_ending_compromise_titular_trigger = {
	# Has not been tampered with already
	NOT = { is_in_list = duchy_kingdom }
	# Is created
	exists = holder
	# Is ruled by an independent duke
	holder = {
		top_liege = this
		primary_title = {
			is_mercenary_company = no
			tier = tier_duchy
		}
	}
	# Titular duke holds at least half of any de jure duchy of Hispania
	title:e_spain = {
		any_in_de_jure_hierarchy = {
			tier = tier_duchy
			any_direct_de_jure_vassal_title = {
				percent >= 0.5
				holder.top_liege = scope:special_duchy.holder
			}
		}
	}
}

As written in game/common/scripted_triggers/03_fp2_scripted_triggers.txt.