Complex sentence: Tian Yunzhang (1945 -), born in May 1,1945 in Tianjin, China, a Chinese calligrapher and a calligraphy professor of Nankai University.
Split into simpler sentences: Tian Yunzhang (1945 -), born in May 1,1945 in Tianjin, China. He is a Chinese calligrapher and a calligraphy professor of Nankai University.