sentences:  The 1st Battalion remained cut off until the evening of 1 April, when it was able to re-establish contact with the other two battalions and report to the divisional commander that the attack had been unsuccessful.On 2 April, the Japanese divisional commander, Akinaga, called the 13th and 23rd Infantry Regiments back across the Puriata, to a position south-west of the Pain feature.At this point, the decision was made to launch a fresh attack aimed at taking Slater's Knoll and eliminating the Australian forces in the area surrounding the Puriata ford.