hostage_oath_of_friendship_trigger

hostage_oath_of_friendship_trigger = {
	AND = {
		OR = {
			has_relation_friend = scope:recipient
			has_relation_best_friend = scope:recipient
		}
		OR = {
			scope:puppet_or_actor = {
				any_memory = {
					memory_type = hostage_oath_of_friendship
					has_memory_participant = scope:recipient
				}
			}
			scope:recipient = {
				any_memory = {
					memory_type = hostage_oath_of_friendship
					has_memory_participant = scope:puppet_or_actor
				}
			}
		}
	}
}

As written in game/common/scripted_triggers/03_bp2_scripted_triggers.txt.