With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Adam Sandler works in film production at Happy Madison Productions.
text_B: Robert Dean Jackson -LRB- born March 16 , 1940 -RRB- is a former professional American football running back in the American Football League -LRB- AFL -RRB- .. American football. American football. running back. running back. American Football League. American Football League. He played four seasons for the San Diego Chargers -LRB- 1962 -- 1963 -RRB- , the Houston Oilers -LRB- 1964 , 1965 -RRB- , and the Oakland Raiders -LRB- 1964 -RRB- .. San Diego Chargers. San Diego Chargers. Houston Oilers. Houston Oilers. Oakland Raiders. Oakland Raiders. Category  :1940 births. Category  : Living people. Category  : Sportspeople from Shreveport , Louisiana. Category  : American football running backs. American football. American football. Category  : Players of American football from Louisiana. American football. American football. Category  : Houston Oilers -LRB- AFL -RRB- players. Houston Oilers. Houston Oilers. Category  : San Diego Chargers -LRB- AFL -RRB- players. San Diego Chargers. San Diego Chargers. Category  : Oakland Raiders -LRB- AFL -RRB- players. Oakland Raiders. Oakland Raiders. Category  : New Mexico State Aggies football players. New Mexico State. New Mexico State Aggies football. Category  : Portland Loggers players
not_related.