Pablo Cesar, the director of 'The Gods of Water' premier film in world cinema section of 45th edition of IFFI addressed a press conference here today.In the film, the protagonist is in search of answer to thequest of whether the ancient knowledge was science or based on religion.The film traces his search of the last wise men for obtaining answer from them on this.The film is made in collaboration with Argentina, Angola and Ethiopia, he said. He studied the texts of Indian Mythology like Mahabharata, Ramayan and others as a part of his research for the film.