Task: Question Answering
Input (English): concept: Helen Keller  question:  what is the name of book written by helen keller?
Output (English): Light in my Darkness, Die Geschichte meines Lebens, The Frost King, The open door, The World I Live In, Peace at eventide, My religion, Jia ru gei wo san tian guang ming, The Story of My Life, Helen Keller, her Socialist years