preferred_name: Maintains head vertically while upright and maintains control for less than 15 degrees of backward movement.
preferred_name_lc: maintains head vertically while upright and maintains control for less than 15 degrees of backward movement.
label: Maintains head vertically while upright and maintains control for less than 15 degrees of backward movement.
label_lc: maintains head vertically while upright and maintains control for less than 15 degrees of backward movement.