are_characters_sensible_and_appropriate_open_lovers_trigger

are_characters_sensible_and_appropriate_open_lovers_trigger = {
	$INSTIGATING_LOVER$ = { save_temporary_scope_as = instigating_character }
	$TARGET_OF_LOVE$ = { save_temporary_scope_as = target_of_love }
	
	scope:instigating_character = {
		trigger_if = {
			limit = {
				NOT = {
					is_consort_of = scope:target_of_love
				}
			}
			is_married = no
			is_concubine = no
		}
	}
	
	scope:target_of_love = {
		trigger_if = {
			limit = {
				NOT = {
					is_consort_of = scope:instigating_character
				}
			}
			is_married = no
			is_concubine = no
		}
	}
	
	are_characters_sensible_and_appropriate_lovers_trigger = {
		INSTIGATING_LOVER = scope:instigating_character
		TARGET_OF_LOVE = scope:target_of_love
	}
}

As written in game/common/scripted_triggers/00_generic_event_sensibility_triggers.txt.