Question: I Am Legend was a horror novel that was the inspiration behind which George A. Romero film?
Sentence (from "I Am Legend (novel)"): The novel was a success and was adapted into the plot of films, namely: "The Last Man on Earth" (1964), "The Omega Man" (1971), "I Am Legend" (2007), and the direct-to-video production "I Am Omega" (2007).
Relevant evidence: No