pam_ai_pentarchy_christian_actor_trigger

pam_ai_pentarchy_christian_actor_trigger = {
	OR = {
		culture = culture:greek
		culture = { has_same_culture_language = culture:greek }
		rite ?= { pam_greek_as_liturgical_language_trigger = yes }
		# Alexandria and Antioch are Oriental Orthodox sees, so those churches count the five as their own.
		pam_ai_oriental_christian_actor_trigger = yes
	}
}

As written in game/common/scripted_triggers/pam_scripted_triggers.txt.