Complex sentence: The first Holcim Awards took place from 2004 until 2006; the second Holcim Awards from 2007 until 2009; the third Holcim Awards from 2008 until 2012; and, the fourth Holcim Awards from 2013 until 2015.
Split into simpler sentences: The first Holcim Awards took place from 2004 until 2006, the second Holcim Awards from 2007 until 2009. The third Holcim Awards fourth from 2008 until 2012 and the fourth Holcim Awards from 2013 until 2015.