Complex sentence: From Yenan Bertram set out for the Eighth Route Army headquarters in southern Shansi Shanxi and travelled for five months with the army in northern China, most of which time was spent with the troops of General Ho Lung (pinyin He Long).
Split into simpler sentences: From Yenan Bertram set out for the Eighth Route Army headquarters in southern Shansi Shanxi and travelled for five months with the army in northern China. Most of his time was spent with the troops of General Ho Lung (He Long).