Question: When was Emperor Zhongzong Of Tang's mother born?
Sentence (from "Wu Zetian"): Wu Zetian also had a monumental impact upon the statuary of the Longmen Grottoes and the "Wordless Stele" at the Qianling Mausoleum, as well as the construction of some major buildings and bronze castings that no longer survive.
Relevant evidence: No