pam_the_christian_church_civil_war_in_christian_kingdom_trigger

pam_the_christian_church_civil_war_in_christian_kingdom_trigger = {
	scope:war = {
		using_civil_war_cb_trigger = yes
	}
	OR = {
		AND = {
			scope:attacker.top_liege = scope:defender.top_liege
			scope:defender.top_liege = {
				pam_the_christian_church_civil_war_in_christian_kingdom_participant_trigger = yes
			}
		}
		AND = {
			scope:defender = scope:attacker.top_liege
			scope:defender = {
				pam_the_christian_church_civil_war_in_christian_kingdom_participant_trigger = yes
			}
		}
		AND = {
			scope:attacker = scope:defender.top_liege
			scope:attacker = {
				pam_the_christian_church_civil_war_in_christian_kingdom_participant_trigger = yes
			}
		}
	}
}

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