Original sentence: However the outer ring of forts continued to hold out, blocking German advance due to their interdiction of the railroad lines.Ludendorff now took command of the 14th brigade that was able to infiltrate between the forts.This brigade succeeded in capturing the town on the 7 August
Edited sentence: A raiding force that followed was shot down at the door of Leman's HQ.Ludendorff now took command of the 14th brigade, ordered up a field howitzer to provide fire support, and fought through the village of Queue-de-Bois to a high point from where he could look down into Liège.Ludendorff sent a party forward under flag of truce to demand Leman's surrender (which was refused).On August 6, General Ludendorff rode forward to find that the commander of the 14th Brigade had been killed.The outer ring of forts continued to hold out, blocking German advance due to their interdiction of the railroad lines.This sally prompted Leman to leave the city of Liège, and take refuge in Fort Loncin on the West side of the ring of forts