In the gravity well, friction with the surface causes the steel balls to slow down and eventually to fall in;
(the steel balls; to to fall; in; T:eventually) (friction with the surface; causes; the steel balls to slow down and eventually to fall in) Context(friction with the surface causes,List([21, 53))):(the steel balls; to slow down; )
friction with the surface causes,List([21, 53))
the steel balls friction with the surface the steel balls
to to fall causes to slow down
in T:eventually
the steel balls to slow down and eventually to fall in