sentences:  Rupert had been surprised by the size of Essex's force and the skill with which it was handled, and had completely failed in his mission to delay it.In Gloucester the Parliamentarians could see the evacuation of some 400 sick or wounded Royalists and the dispatch of some artillery away from the siege, but also the arrival of 2,000 infantry and 500 mounted reinforcements from Bristol.The defender's countermine reached outside the east gate, where they discovered and began boring down on the deeper Royalist mine, while inside the gate an earthwork was completed across the road and the buildings either side were turned into blockhouses.