With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: An exceptional career in the world of cinema and beyond is what Amitabh Bachchan had.
text_B: Laird Hamilton -LRB- born March 2 , 1964 -RRB- is an American big-wave surfer , co-inventor of tow-in surfing , and an occasional fashion and action-sports model .. American. United States. big-wave surfer. big wave surfing. tow-in surfing. tow-in surfing. He is married to Gabrielle Reece , a professional volleyball player , television personality , and model .. Gabrielle Reece. Gabrielle Reece. Hamilton and his family split their time between residences in Maui , Hawaii , and Malibu , California .. Malibu. Malibu, California. Maui. Maui. Hawaii. Hawaii
not_related.