Complex sentence: Born on 16 November 1945 in Brussels, Van Hamel was the youngest of three siblings of a Dutch diplomat, Diederik (Dick) Alfred van Hamel, in Copenhagen.
Split into simpler sentences: Born on 16 November 1945 in Brussels, Van Hamel was the youngest of three siblings of Dutch parents. Her father, Diederik (Dick) Alfred van Hamel, was a diplomat stationed in Copenhagen.