Tinie Tempah

I lived in Peckham for the first 12 years of my life and then my mum and dad decided they really didn't want to bring up their children there. So they saved up money and bought a house in Plumstead, semi-detached, three bedrooms.

By irreducibly complex I mean a single system composed of several well-matched, interacting parts that contribute to the basic function, wherein the removal of any one of the parts causes the system to effectively cease functioning.