Complex sentence: Gleeson, 25 November 1976 He studied the rudiments of colour, how to grind paints, make glazes and grounds, and part of his training included the restoration of Old Master paintings.
Split into simpler sentences: Gleeson, 25 November 1976 He studied the rudiments of colour, how to grind paints, and make glazes and grounds. Part of his training included the restoration of Old Master paintings.