Complex sentence: The Icelandic author "Jón Kalman Stefánsson" (born on december 17,1963 in Reykjavík) grew up in Reykjavík and Keflavík.
Split into simpler sentences: The Icelandic author Jón Kalman Stefánsson (born December 17,1963) was born in Reykjavík. He grew up in Reykjavík and Keflavík.