Assertion: battalion's company | /r/CapableOf | provide flank protection
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Source sentences:
text: The plan was to attack with the battalion's four companies advancing side-by-side from the north-east to attack from behind the German defences, sweeping down on the village like a fan with the left-most company providing flank protection and establishing a series of posts to stop the garrison from escaping while the two centre and the right-most companies took the village.