What is the representative work of calligraphers in Tang Dynasty?

The representative works of the calligraphers in the Tang Dynasty include The Ritual Spring Inscription of Jiucheng Palace, Huangfu Birthday Monument, Huadu Temple Monument, Zhong Nimeng's Diantie, Thousand Characters, Confucius Temple Monument, King of Destruction, and Princess Runan's Epitaph. Calligraphers in the Tang Dynasty included Ou Yangxun, Yu Shinan, Lu Jianzhi, Chu Suiliang, Li Shimin, Xue Qi and Yan Shaofu. Among them, Ou Yangxun's brushwork is difficult, his attitude is rigorous and his statutes are rigorous.