With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Daddy Yankee made a single called Barrio Fino.
text_B: Kevin Michael Walker -LRB- born September 20 , 1976 -RRB- is a former Major League Baseball relief pitcher .. Major League Baseball. Major League Baseball. relief pitcher. relief pitcher. He is the pitching coach for the Portland Sea Dogs of the Class AA Eastern League .. pitching coach. coach ( baseball ). Portland Sea Dogs. Portland Sea Dogs. Eastern League. Eastern League ( baseball ). Walker was drafted by the San Diego Padres in the 6th round of the 1995 Major League Baseball Draft and made his major league debut on April 14 , .. San Diego Padres. San Diego Padres. Major League Baseball. Major League Baseball. 1995 Major League Baseball Draft. 1995 Major League Baseball Draft. On March 31 , , Walker was claimed off waivers by the San Francisco Giants .. San Francisco Giants. San Francisco Giants. He became a free agent after the season and signed with the Chicago White Sox on November 23 , 2004 .. Chicago White Sox. Chicago White Sox. free agent. free agent. He became a free agent again after the season and signed with the Texas Rangers on November 6 , 2005 .. free agent. free agent. Texas Rangers. Texas Rangers ( baseball ). Walker became a free agent after the season and signed with the Houston Astros for the season .. free agent. free agent. Houston Astros. Houston Astros. A free agent yet again after the 2007 season , Walker signed with the Camden Riversharks of the independent Atlantic League on April 7 , .. free agent. free agent. Camden Riversharks. Camden Riversharks. Atlantic League. Atlantic League of Professional Baseball. After the 2008 season , he was announced as the pitching coach for the Greenville Drive in the Boston Red Sox organization .. pitching coach. coach ( baseball ). Greenville Drive. Greenville Drive. Boston Red Sox. Boston Red Sox
not_related.