Complex sentence: While in solitary confinement for the murder, Hatcher wrote a note claiming that he needed psychiatric treatment; however, the prison psychologist felt that it was simply a scheme to get out of solitary and possibly out of prison early.
Split into simpler sentences: While in solitary confinement for the murder, Hatcher wrote a note claiming that he needed psychiatric treatment. However, the prison psychologist felt that it was simply a scheme to get out of solitary and possibly out of prison early.