send_poem_incompetence_duel_actor_failure_effect

send_poem_incompetence_duel_actor_failure_effect = {
	add_clan_unity_interaction_effect = {
		CHARACTER = scope:actor
		TARGET = scope:recipient
		VALUE = minor_unity_loss
		DESC = clan_unity_poetry.desc
		REVERSE_NON_HOUSE_TARGET = no
	}
	# reduce their opinion of scope:recipient.
	scope:actor = {
		if = {
			limit = { is_ai = yes }
			add_opinion = {
				target = scope:recipient
				modifier = sent_poem_humiliated_opinion
			}
		}
		if = {
			limit = { has_trait = lifestyle_poet }
			add_trait_xp = {
				trait = lifestyle_poet
				value = { 1 2 }
			}
		}
	}
	# & give prestige to scope:recipient
	scope:recipient = {
		add_opinion = {
			opinion = -20
			target = scope:actor
			modifier = sent_poem_humiliated_opinion
		}
		hidden_effect = {
			random = {
				chance = 20
				if = {
					limit = { can_set_relation_potential_rival_trigger = { CHARACTER = scope:actor } }
					set_relation_potential_rival = scope:actor
				}
			}
		}
		add_prestige = @send_poem_rejected_prestige_gain
	}
}

As written in game/common/scripted_effects/00_poetry_effects.txt.