Write SQL query to solve given problem: How many apps were last updated in January of 2018? Please write one translated review with positive sentiment for each app, if there's any.. Keep the solution inside sql tag ```sql [SQL-Query] ```
SELECT DISTINCT Translated_Review FROM user_reviews WHERE App IN ( SELECT App FROM playstore WHERE `Last Updated` BETWEEN 'January 1, 2018' AND 'January 31, 2018' ) AND Sentiment = 'Positive'