With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: In 2015, Red Velvet added a member.
text_B: The Arkansas II is a historic snagboat , berthed on the Arkansas River in North Little Rock , Arkansas .. snagboat. snagboat. Arkansas River. Arkansas River. She is a steel-hulled sternwheeler , with two decks .. The lower deck has a steel-frame cabin , while that on the second deck is wood-frame .. A wood-frame pilot house rises above the second deck .. The paddlewheel has a steel frame and wooden buckets .. The vehicle is utilitarian in appearance , lacking significant decoration .. The hull was built in 1939-40 by the Bethlehem Steel Corporation , and it was outfitted at the Ensley Bottoms shipyard of the United States Army Corps of Engineers -LRB- USACE -RRB- at Memphis , Tennessee .. Bethlehem Steel Corporation. Bethlehem Steel Corporation. United States Army Corps of Engineers. United States Army Corps of Engineers. It is believed to be the last steam-powered paddle-wheeler built by the USACE .. The boat was listed on the National Register of Historic Places in 1990 .. National Register of Historic Places. National Register of Historic Places
not_related.