Complex sentence: Waterboarding refers to a technique involving water poured over the face or head of the subject, in order to evoke the instinctive fear of drowning.Often, a wet cloth is placed in the subjects mouth, giving them the impression that they are drowning.
Split into simpler sentences: Waterboarding refers to a technique involving water poured over the face or head of the subject, in order to evoke the instinctive fear of drowning. Often a wet cloth is placed in the subjects mouth, giving them the impression that they are drowning.