create_starting_holy_relic_regular_effect

create_starting_holy_relic_regular_effect = {
	# Curated relics at regular sites
	if = {
		limit = {
			scope:relic_faith.religion = religion:christianity_religion
			scope:relic_site = holy_site:kent
		}
		create_starting_relic_kent_christian_effect = yes
	}
	else_if = {
		# Antioch took Aksum's eminent slot on Miaphysitism
		limit = {
			scope:relic_faith.religion = religion:christianity_religion
			scope:relic_site = holy_site:aksum
		}
		create_starting_relic_aksum_christian_effect = yes
	}
	else_if = {
		limit = {
			scope:relic_faith.religion = religion:christianity_religion
			scope:relic_site = holy_site:cologne
		}
		create_starting_relic_cologne_christian_effect = yes
	}
	else_if = {
		limit = {
			scope:relic_faith.religion = religion:islam_religion
			scope:relic_site = holy_site:baghdad
		}
		create_starting_relic_baghdad_islamic_effect = yes
	}
	else = {
		# Generic at common rarity for everything else.
		create_starting_generic_relic_effect = { RARITY = common }
	}
}

As written in game/common/scripted_effects/02_starting_holy_site_relics_effects.txt.