decisions = {
    nestorian_syncretism = {
        is_high_prio = yes
        ai_check_interval = 12

        potential = {
            AND = {
                religion = nestorian
                NOT = {
                    trait = sympathy_indian
                }
            }
        }
        allow = {
            piety >= 25
        }
        effect = {
            add_trait = sympathy_indian
            piety = -25
        }
        ai_will_do = {
            factor = 0.8
        }
    }
}
