Complex sentence: Bewick made use of his close observation of nature, his remarkable visual memory, and his sharp eyesight to create accurate and extremely small details in his wood engravings, which proved to be both a strength and a weakness.
Split into simpler sentences: Bewick made use of his close observation of nature, his remarkable visual memory, and his sharp eyesight to create accurate and extremely small details in his wood engravings. This proved to be both a strength and a weakness.