Complex sentence: In October 2011, Turkey began sheltering the Free Syrian Army, offering the group a safe zone and a base of operation.Together with Saudi Arabia and Qatar, Turkey has also provided the rebels with arms and other military equipment.
Split into simpler sentences: In October 2011, Turkey began sheltering the Free Syrian Army, offering the group a safe zone and a base of operation. The country, along with Saudi Arabia and Qatar, also provided the rebels arms and other military equipment.