use the "Q" key to delete the sprite, "W" to show again, and "E" to only view Sprite. (to reappear lines use the "W" key. "R" key to rotate by 1 degree clockwise, "T" key to turn by 5 degrees clockwise. The "Y" key goes 10 degrees counter-clockwise.
Simple project using the pen Extension. only six keys: Q W E R T Y
