In this task, you are given a context paragraph, a question based on that and corresponding answer of a question. Your task is to generate supporting fact/knowledge from context paragraph which helps in answering a given question.

I Am Legend is a 1954 science fiction horror novel by American writer Richard Matheson. It was influential in the development of the zombie-vampire genre of fiction, and in popularizing the concept of a worldwide apocalypse due to disease. 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). The novel was also an inspiration behind "Night of the Living Dead" (1968). Question: I Am Legend was a horror novel that was the inspiration behind which George A. Romero film? Answer: Night of the Living Dead
The novel was also an inspiration behind Night of the Living Dead 1968.