With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Charlemagne was crowned emperor.
text_B: Tuf Voyaging is a 1986 science fiction fix-up novel by George R. R. Martin , first published in hardcover by Baen Books .. science fiction. science fiction. fix-up. fix-up. novel. novel. George R. R. Martin. George R. R. Martin. hardcover. hardcover. Baen Books. Baen Books. It is a darkly comic meditation on environmentalism and absolute power .. comic. comic. environmentalism. environmentalism. Martin cited fantasy fiction and science fiction Grand Master Jack Vance as having a large influence on his Haviland Tuf stories , Martin going so far as trying to emulate Vance 's writing style in most of them .. science fiction. science fiction. fantasy fiction. fantasy. Grand Master. Damon Knight Memorial Grand Master Award. Jack Vance. Jack Vance. This novel is a collection of related short fiction works , originally published over several years , beginning with 1976 's `` A Beast for Norn . ''. novel. novel. short fiction works. short story. The book includes a prologue and Martin 's S'uthlam story line -LRB- published in Analog -RRB- , adding them as bridging material , and gathering them with other Tuf stories into one episodic novel .. novel. novel. The novel concerns the -LRB- mis -RRB- adventures of Haviland Tuf , an exceptionally tall , bald , very pale , overweight , phlegmatic , vegetarian , cat-loving but otherwise solitary space trader .. novel. novel. cat. cat. Due to the venality and cutthroat tactics of the party chartering his one-man trading vessel , Tuf inadvertently becomes master of Ark , an ancient , 30-kilometer-long `` seedship '' , a very powerful warship with advanced ecological engineering capabilities .. Tuf travels the galaxy , offering his services to worlds with environmental problems , and sometimes imposing solutions of his own .. galaxy. Milky Way. Tuf Voyaging is set in the same fictional universe as several of Martin 's other works , including Sandkings , Nightflyers , The Way of Cross and Dragon , A Song for Lya , and Dying of the Light .. Sandkings. Sandkings ( novelette ). Nightflyers. Nightflyers. The Way of Cross and Dragon. The Way of Cross and Dragon. A Song for Lya. A Song for Lya ( novella ). Dying of the Light. Dying of the Light
not_related.