Question: Which company, owned by Nandamuri Kalyan Ram, provided that special effects for a 2015 French-British crime thriller film written by Brian Helgeland?
Sentence (from "Legend (2015 film)"): It is adapted from John Pearson's book "The Profession of Violence: The Rise and Fall of the Kray Twins", which deals with the rise and fall of the Kray twins; the relationship that bound them together, and charts their gruesome career to their downfall and imprisonment for life in 1969.
Relevant evidence: No