With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Diana Rigg was born in 1938.
text_B: Zheng Xiaoyu -LRB- ; December 21 , 1944July 10 , 2007 -RRB- was the director of the State Food and Drug Administration of the People 's Republic of China from 2003 to 2005 .. Zheng. Zheng ( surname ). State Food and Drug Administration. State Food and Drug Administration. He was sentenced to death for corruption and allowing possibly tainted products in Mainland China in the first instance trial at Beijing No. 1 Intermediate Court on May 29 , 2007 .. Mainland China. Mainland China. first instance trial. trial court. Beijing. Beijing. He was executed on July 10 , 2007 .. executed. execution
not_related.