Mani Ratnam's dream project, Ponniyin Selvan, a magnum opus has completed its 50-day marathon schedule and the ace director has said that he would be releasing the movie in two parts. The film, based on Kalki's five-part-series historical fiction, with the same name, has been in the making for some time and no doubt it's a mammoth task to come up with an adaptation of the novel for the silver screen.