Complex sentence: Johann Christoph was born in Erfurt, where he studied under Johann Pachelbel, and his library of keyboard music included works by Pachelbel, Johann Jakob Froberger and Johann Kaspar Kerll.
Split into simpler sentences: Johann Christoph was born in Erfurt, where he studied under Johann Pachelbel. His library of keyboard music included works by Pachelbel, Johann Jakob Froberger and Johann Kaspar Kerll.