Detailed Instructions: Generate a question which can yield the answer mentioned in the input. Generated question must be answered by the answer provided in input, without using any extra knowledge.
Q: Context : James Ryan O'Neill (born Leigh Anthony Bridgart in 1947) is an Australian convicted murderer and suspected serial killer, currently serving a life sentence in Tasmania for a murder he committed in February 1975.
Answer : murder
A:
Which crime led to the conviction of James Ryan O'Neill?