With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Loving tells the story of the 1967 U.S. Supreme Court decision Loving v. Virginia.
text_B: The Gabbiano-class corvettes were a group of 59 vessels built for the Regia Marina of Italy for service during the Second World War .. Regia Marina. Regia Marina. Italy. Italy. Second World War. Second World War. They were built to a war-time design and intended for anti-submarine and escort duties .
not_related.