Task: eat with chopsticks
Assumptions:
Eat noodles with chopsticks.
Steps:
Hold the first chopstick on the ring finger knuckle.
Place the second chopstick against the middle finger knuckle.
Move the middle finger up and down to control chopsticks.
Keep the chopsticks bottoms apart from one another.
Grab the noodles with chopsticks and slurp.
Lift the bottom of the noodles to your mouth with chopsticks.