Which literary genre is described below?

"an international tendency in the graphic and literary arts, especially painting and prose fiction. The frame or surface of the work may be conventionally realistic, but contrasting elements—such as the supernatural, myth, dream, fantasy—invade the realism and change the whole basis of the art. [This genre] in literature enjoyed popularity in many parts of the world just after World War II, with such influential exemplars as . . . Marquez in South America."

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