With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Katharine Hepburn was born in the 20th century.
text_B: The 3-19 shooting incident was an assassination attempt on President Chen Shui-bian and Vice President Annette Lu while they were campaigning in Tainan , Taiwan on March 19 , 2004 , the day before Taiwan 's presidential election .. assassination. assassination. President. President of the Republic of China. Chen Shui-bian. Chen Shui-bian. Annette Lu. Annette Lu. Taiwan. Taiwan. presidential election. ROC presidential election, 2004. Their injuries were not life-threatening , and both Chen and Lu were released from Chi-Mei Hospital on the same day without losing consciousness or undergoing surgery .. surgery. surgery. The attack provoked shock and unease in Taiwan , where political violence of this kind was commonplace against non-KMT members 40 years earlier .. Taiwan. Taiwan. violence. violence. KMT. Kuomintang. Reaction to the incident divided along partisan lines , with some pan-Blue supporters believing the incident was faked in order to win the sympathy of voters in the upcoming election , which Chen and Lu won by 29,500 votes .. pan-Blue. pan-Blue. In August 2005 , the case was officially closed with all evidence pointing to a single deceased suspect , Chen Yi-hsiung , but Chen 's opponents as well as Annette Lu have insisted on the continuation of the investigation .. Annette Lu. Annette Lu. Chen Yi-hsiung. Chen Yi-hsiung
not_related.