Complex sentence: In 1936, Leonara saw the work of the German surrealist Max Ernst at the International Surrealist Exhibition in London and was attracted to the Surrealist artist before she even met him.
Split into simpler sentences: In 1936, Leonara saw the work of the German surrealist Max Ernst at the International Surrealist Exhibition in London. Carrington was immediately attracted to the Surrealist artist before she even met him.