Task: Explanation
Input (English): Juan García Ábrego (born September 13, 1944) is a former Mexican drug lord who started out his criminal career under the tutelage of his uncle Juan Nepomuceno Guerra, who is reported to be the former head of a criminal dynasty along the U.S.-Mexico border now called the Gulf Cartel. Question: Juan García Ábrego was the nephew of the founder of what drug gang? Answer: Gulf Cartel
Output (English): Juan García Ábrego born September 13, 1944 is a former Mexican drug lord who started out his criminal career under the tutelage of his uncle Juan Nepomuceno Guerra, who is reported to be the former head of a criminal dynasty along the U.S.Mexico border now called the Gulf Cartel.