Generate a context and a hypothesis.
Context: Hu Mei (born 2 September 1958) is a Chinese film director, television director and producer. Usually classed as a Fifth Generation director, since she graduated from the Directors' class of the 1982 Beijing Film Academy cohort, she is a classmate of famous Fifth Generation directors such as Chen Kaige and Tian Zhuangzhuang.

Hypothesis: Hu Mei contains no z