s.2 (1): A person who kills another is not be convicted of murder if the dfendant was suffering from an abnormality of mental functioning which...
s.2 (1) (a): Arose from a recognised medicial condition
s.2 (1) (b): Substancially impaired the defendants ability to do one or more of the things mentioned in s.1A
s.2 (1A) (a): To understand the nature of the defendants conduct
s.2 (1A) (b): To form a rational judgement
s.2 (1A) (c): Exercise self control
s.2 (1) (c): Provides an explanation for…