Suppose The film Titanic, directed by James Cameron, was released in 1997 and went on to become one of the highest-grossing films of all time. The story is based on the real-life sinking of the RMS Titanic in 1912 and follows the romance between two passengers on the ill-fated ship.
Can we infer that "The film Titanic is a documentary about the sinking of the Titanic"? Yes, no, or maybe?