Complex sentence: Adam's ale (also referred to as Adam's wine, especially in Scotland; sometimes simply called Adam) is an colloquial idiomatic epithet meaning water; it alludes to the idea that the biblical Adam had only water to drink.
Split into simpler sentences: Adam's ale (also referred to as Adam's wine, especially in Scotland; sometimes simply called Adam) is a colloquial epithet meaning water. It alludes to the idea that the biblical Adam had only water to drink.