They are therefore forced to smash against the surface of the iron and to beat upon: the magnet repels the iron and agitates through the brass the metal it would otherwise attract.
(the metal; would attract; it) (They; to smash; against the surface of the iron) (They; to to beat; upon) (the magnet; repels; the iron) Context(the magnet repels,List([85, 102))):(They; are therefore forced; to smash against the surface of the iron and to beat upon) (the magnet; agitates; )
the magnet repels,List([85, 102))
the metal They They the magnet They the magnet
would attract to smash to to beat repels are therefore forced agitates
it
against the surface of the iron
upon
the iron
to smash against the surface of the iron and to beat upon