Complex sentence: Born to Nigerian parents, Ajayi began his football career as a youth product of the Charlton Athletic academy and after progressing through the Charlton Athletic ranks, he was offered his first professional contract in January 2012.
Split into simpler sentences: Born to Nigerian parents, Ajayi began his football career as a youth product of the Charlton Athletic academy. After progressing through the Charlton Athletic ranks, he was offered his first professional contract in January 2012.