With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Malcolm Young was a songwriter for Rihanna.
text_B: Charles Nichols may refer to  :. Charles Archibald Nichols -LRB- 1876 -- 1920 -RRB- , politician from the U.S. state of Michigan. Charles Archibald Nichols. Charles Archibald Nichols. Charles August Nichols -LRB- 1910 -- 1992 -RRB- , American animator and film director. Charles August Nichols. Charles August Nichols. Kid Nichols born Charles Augustus Nichols -LRB- 1869 -- 1953 -RRB- , Major League Baseball pitcher and Hall of Famer. Kid Nichols. Kid Nichols. Charles W. Nichols , American chemist. Charles W. Nichols. Charles W. Nichols
not_related.