并列题名：Who is the murderer 并列题名：Guess, who is the murderer 并列题名：Tracing the murderer 并列题名：You are the murderer Who is the murderer Guess, who is the murderer 并列题名：I am not the murderer 并列题名：Guess, who is the murderer.2 并列题名：Invisible murderer 并列题名：Who is the Winner