MR. GRAVITY--teaches how airplanes and rockets overcome gravity and how forces of lift, gravity, thrust and drag affect light.
(MR. GRAVITY; teaches; how airplanes and rockets overcome gravity) Context(MR. GRAVITY teaches,List([0, 20))):(airplanes and rockets; overcome; gravity)
MR. GRAVITY teaches,List([0, 20))
MR. GRAVITY airplanes and rockets
teaches overcome
how airplanes and rockets overcome gravity
gravity