Complex sentence: Junko, however, denied the girl's testimony and said that her recollections might had altered from a sense of guilt because it was the first murder for the girl--and she was strangled by Kumio's daughter on June 7,1998.
Split into simpler sentences: Junko, however, denied the girl's testimony and said that her recollections might have altered from a sense of guilt because it was the first murder for the girl. She was strangled by Kumio's daughter on June 7,1998.