Complex sentence: Youtube, 15 November 2011 He joined RCD Espanyol's youth system in 2005 at the age of 14 and, four years later he made his senior debuts, appearing with the reserves in Segunda División B and suffering team relegation.
Split into simpler sentences: Youtube, 15 November 2011 He joined RCD Espanyol's youth system in 2005, aged 14. Four years later he made his senior debuts, appearing with the reserves in Segunda División B, and suffering team relegation.