A cursory search reveals that he was charged of &quot;culpable homicide not amounting to murder&quot; on the grounds that he was &quot;suffering from an abnormality of mind ... which substantially impaired his mental responsibility for the commission of the offence&quot;, and his appeal against the 20 year sentence failed.<p><a href="http:&#x2F;&#x2F;www.singaporelaw.sg&#x2F;sglaw&#x2F;laws-of-singapore&#x2F;case-law&#x2F;free-law&#x2F;court-of-appeal-judgments&#x2F;15742-lim-ghim-peow-v-publicprosecutor-2014-sgca-52" rel="nofollow">http:&#x2F;&#x2F;www.singaporelaw.sg&#x2F;sglaw&#x2F;laws-of-singapore&#x2F;case-law&#x2F;...</a><p>So yes, Singapore doesn&#x27;t impose the same mandatory life or death sentences on the mentally ill, but I&#x27;m not sure that helps your argument...