Complex sentence: Barua left New Theatres in 1939 and freelanced thereafter; however, of his post-New Theatres films, only "Shesh Uttar"/ "Jawab" (1942) stood out.
Split into simpler sentences: Barua left New Theatres in 1939 and freelanced thereafter. However, of his post-New Theatres films, only "Shesh Uttar"/ "Jawab" (1942) stood out.