sentences:  The attack however failed in its immediate purpose, as only one barge loaded with fuel was sunk.Due to this attack, however, the Austro-Hungarian Danube Flotilla retreated 130 km West along the Danube, stopping at Belene and subsequently taking extensive defensive measures.The Romanian monitors and river torpedo boats were active all throughout the Battle of Turtucaia, providing artillery support to the ground troops along with the Romanian shore batteries.