Complex sentence: Jacob van Eyck (ca.1590-1657) was one of the best-known musicians in The Netherlands in his day as a carillon player, expert in bell casting and tuning, organist, recorder virtuoso, and composer.
Split into simpler sentences: Jacob van Eyck (ca.1590-1657) was a Dutch musician. He was one of the best-known musicians in The Netherlands in the seventeenth century as a carillon player, expert in bell casting and tuning, organist, recorder virtuoso, and composer.