In this task, we ask you to elaborate the sentence without changing its general meaning. You can do so by explaining further the input sentence, using more precise wording, adding qualifiers and auxiliary information etc.

In criminal trials , the insanity defense is the claim that the defendant is not responsible for his or her actions due to a mental illness .
The insanity defense , also known as the mental disorder defense , is an affirmative defense by excuse in a criminal case , arguing that the defendant is not responsible for his or her actions due to an episodic or persistent psychiatric disease at the time of the criminal act .

An epicalyx , an additional whorl around the calyx of a single flower , is a modification of bracteoles .
An epicalyx , which forms an additional whorl around the calyx of a single flower , is a modification of bracteoles In other words , the epicalyx is a " group of bracts resembling a calyx " or " bracteoles forming a whorl outer to the calyx " .

The atomic radius of an element is the distance between the nucleus and the edge of the electron cloud .

The atomic radius of a chemical element is a measure of the size of its atoms , usually the mean or typical distance from the center of the nucleus to the boundary of the surrounding shells of electrons .

