Complex sentence: Shaw was raised in Coquitlam, British Columbia and after finding a guitar under a staircase at the age of 13, he started practicing and eventually began writing his own songs, rather than just covers.
Split into simpler sentences: Shaw was raised in Coquitlam, British Columbia and started writing his own music after finding a guitar under a staircase at the age of 13. He started practicing and eventually writing his own songs, rather than just covers.