sentences:  On the night of 4/5 April, the Japanese heavily shelled the Australian artillery battery, while communications between brigade headquarters and the 25th Infantry Battalion headquarters were severed, as were the lines from the 25th Infantry Battalion's headquarters to its forward companies.Suspecting that the attack was about to commence, runners were sent and the men defending Slater's Knoll, now consisting of a force of only 129 men from 'B' Company, stood-to.At 05