With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Lake Powell straddles the border between Massachusetts and New Hampshire.
text_B: Charles Joseph `` Charlie '' Melancon -LRB- -LSB- məˈlɑːnsɒn -RSB- ; born October 3 , 1947 -RRB- is the former secretary of the Louisiana Department of Wildlife and Fisheries .. Louisiana Department of Wildlife and Fisheries. Louisiana Department of Wildlife and Fisheries. Louisiana. Louisiana. From 2005 to 2011 , he was the U.S. Representative for .. U.S. Representative. United States House of Representatives. In 2010 , he was the unsuccessful Democratic nominee for the U.S. Senate seat held by the Republican David Vitter .. Democratic. United States Democratic Party. U.S. Senate elections, 2010. Republican. Republican party ( United States ). David Vitter. David Vitter
not_related.