Generate a topic word for the given sentence. A topic word is usually the name of a person, place, animal, concept or object the sentence is focusing on.

Q: chen zhongshi (; august 1942 – 29 april 2016) was a chinese author.

A: chen zhongshi
****
Q: be careful with my heart is a philippine television drama series.

A: be careful with my heart
****
Q: george church (born august 28, 1954) is an american molecular geneticist.

A:
george church
****