Task: Sentence Expansion
Input (English): In the start of " The Bachman Books , " King said using the " nom de plume " Bachman was to see if his success was due to talent or luck .
Output (English): In his introduction to " The Bachman Books , " King states that adopting the nom de plume Bachman was also an attempt to make sense out of his career and try to answer the question of whether his success was due to talent or luck .