Complex sentence: Figueres has been connected since December 2010 to the high-speed rail network with the start of services connecting Figueres to Perpignan via LGV with connections to Madrid-Barcelona via AVE scheduled to begin service in 2012.
Split into simpler sentences: Figueres has been connected since December 2010 to the high-speed rail network with the start of services connecting Figueres to Perpignan via LGV. Connections to Madrid-Barcelona via AVE are scheduled to begin service in 2012.