pam_ecumenical_council_has_quorum_trigger

pam_ecumenical_council_has_quorum_trigger = {
	trigger_if = {
		limit = { scope:host.faith ?= { has_doctrine_parameter = has_clerical_regions } }
		trigger_if = {
			limit = { scope:host = { pam_is_clerical_region_holder_trigger = yes } }
			any_attending_character = {
				count >= ecumenical_council_min_clerical_region_guests
				faith = scope:host.faith
				pam_is_clerical_region_holder_trigger = yes
			}
		}
		trigger_else = {
			any_attending_character = {
				count >= ecumenical_council_min_clerical_region_holders
				faith = scope:host.faith
				pam_is_clerical_region_holder_trigger = yes
			}
		}
	}
}

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