Definition: In this task, you need to generate an appropriate title for the given summary of some paragraph. The generated title must be short and should include the main topic of the given text. Your summary should be less than 20 words long.
Input: Chinese human rights activist Hu Jia, who was freed from jail on Sunday, is being held under conditions "equivalent to house arrest", his wife says.

China activist Hu Jia under house arrest, wife says