The writer said that he remembered that in Jin Yong's Shendiao Xialu Guo Jing and Huang Rong were defending Xiangyang before Guo Niang was bern and that when Guo Niang was 16 the city hadn't fallen yet, so he guessed 16 years. His teacher took only three points off. Yitian Tulong Ji discussed Zoroastrianism in China, combining martial arts exploits and true historical events.
這位讀者依《神雕俠侶》的記載，郭襄未出生前，郭靖、黃蓉就已駐守襄陽，郭襄十六歲生日時，襄陽也還未被滅，所以她想應是十六年，結果被扣了三分。