update_syncretism_personal_tenet_effect

update_syncretism_personal_tenet_effect = {
	if = {
		limit = {
			is_available_quick = { advanced_ruler = yes }
			scope:old_faith.religion != faith.religion
		}
		scope:old_faith = {
			if = {
				limit = { has_doctrine = sinitic_hostility_doctrine }
				prev = { add_known_tenet_if_not = { TENET = tenet_sinitic_syncretism } }
			}
			else_if = {
				limit = { has_doctrine = eastern_hostility_doctrine }
				prev = { add_known_tenet_if_not = { TENET = tenet_eastern_syncretism } }
			}
			else_if = {
				limit = { has_doctrine = pagan_hostility_doctrine }
				prev = { add_known_tenet_if_not = { TENET = tenet_unreformed_syncretism } }
			}
			else_if = {
				limit = { religion_tag = christianity_religion }
				prev = { add_known_tenet_if_not = { TENET = tenet_christian_syncretism } }
			}
			else_if = {
				limit = { religion_tag = islam_religion }
				prev = { add_known_tenet_if_not = { TENET = tenet_islamic_syncretism } }
			}
			else_if = {
				limit = { religion_tag = judaism_religion }
				prev = { add_known_tenet_if_not = { TENET = tenet_jewish_syncretism } }
			}
		}
		faith = {
			if = {
				limit = { has_doctrine = sinitic_hostility_doctrine }
				prev = { remove_personal_tenet_if_has = { TENET = tenet_sinitic_syncretism } }
			}
			else_if = {
				limit = { has_doctrine = eastern_hostility_doctrine }
				prev = { remove_personal_tenet_if_has = { TENET = tenet_eastern_syncretism } }
			}
			else_if = {
				limit = { has_doctrine = pagan_hostility_doctrine }
				prev = { remove_personal_tenet_if_has = { TENET = tenet_unreformed_syncretism } }
			}
			else_if = {
				limit = { religion_tag = christianity_religion }
				prev = { remove_personal_tenet_if_has = { TENET = tenet_christian_syncretism } }
			}
			else_if = {
				limit = { religion_tag = islam_religion }
				prev = { remove_personal_tenet_if_has = { TENET = tenet_islamic_syncretism } }
			}
			else_if = {
				limit = { religion_tag = judaism_religion }
				prev = { remove_personal_tenet_if_has = { TENET = tenet_jewish_syncretism } }
			}
		}
	}
}

As written in game/common/scripted_effects/pam_effects.txt.