With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Attack the Block is only a book.
text_B: Carl Peter Clausen Lindberg -LRB- January 28 , 1904 -- October 7 , 1984 -RRB- was a Danish boxer who competed in the 1924 Summer Olympics .. Danish. Denmark. boxer. Boxing. 1924 Summer Olympics. 1924 Summer Olympics. He was born and died in Copenhagen .. Copenhagen. Copenhagen. In 1924 he was eliminated in the second round of the light heavyweight class after losing his fight to Carlo Saraudi .. light heavyweight class. Boxing at the 1924 Summer Olympics - Men's light heavyweight. Carlo Saraudi. Carlo Saraudi
not_related.