Context: The Allies had had time to consider the problem. The French being brought around to agree that the key to the defence was the Malakoff.:441 Emphasis of the siege at Sevastopol shifted to the British left, against the fortifications on Malakoff hill.:339 In March, there was fighting by the French over a new fort being built by the Russians at Mamelon, located on a hill in front of the Malakoff. Several weeks of fighting saw little change in the front line, and the Mamelon remained in Russian hands.

Question: What did the French believe was instrumental in their defense?
Answer: the Malakoff

Question: Where was the Russians building a new fort?
Answer: Mamelon

Question: Mamelon is found on a hill in front of what suburban commune?
Answer: Malakoff

Question: After fighting for weeks, what did the Russians continue to have control over?
Answer: the Mamelon