Complex sentence: Camera Action... started as Rohit Gupta's ten-minute short film assignment at the New York Film Academy for which he dropped out of the academy shortly after to make it into a full-length feature film.
Split into simpler sentences: Camera Action... started as Rohit Gupta's ten-minute short film assignment at the New York Film Academy. Shortly after he dropped out of the academy to make it into a full-length feature film.