With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Election (1999 film) is based on a book by Tom Perrotta.
text_B: USS Dragon -LRB- 1861 -RRB- was a small 118-ton steamer acquired by the Union Navy during the start of the American Civil War .. steamer. Steamship. Union Navy. Union Navy. American Civil War. American Civil War. Dragon 's primary assignment was to participate as a gunboat in the Union blockade of the ports and waterways of the Confederate States of America .. gunboat. gunboat. Union blockade. Union blockade. Confederate States of America. Confederate States of America
not_related.