When the ball is being kicked, the earth pulls on the ball downward (gravity), the ball pulls on the earth upward (gravity).
(the ball; is being kicked; ) (the earth; pulls; on the ball; T:downward; T:When the ball is being kicked) (the ball; pulls; on the earth; T:upward)
the ball the earth the ball
is being kicked pulls pulls
on the ball T:downward T:When the ball is being kicked
on the earth T:upward