sentences:  However, due to the unfavorable circumstances in which they had to fight, the Colquhouns were unable to maintain their ground and fell into the moss at the farm of Auchengaich where they were thrown into disorder.Here, on the moss, Colquhoun's cavalry was useless.The MacGregors killed many of them and forced them into a retreat in which they had to fight through John MacGregor's division which proved even more disastrous.