With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Malfunkshun was founded in part by Andrew Wood.
text_B: Robots and Changelings is the second collection of fantasy and science fiction stories by Lester del Rey , published by Ballantine Books in 1957 .. Lester del Rey. Lester del Rey. fantasy. fantasy. science fiction. science fiction. Ballantine Books. Ballantine Books
not_related.