( ( 5H10 .3 ) ( ( ( ( ( ( Vertical Wire ) , ) Solenoid ) , ) and ) ( Iron Filings ) ) )
(ROOT (FRAG (NP (CD 5H10) (CD .3)) (NP (NP (NNP Vertical) (NNP Wire)) (, ,) (NP (NNP Solenoid)) (, ,) (CC and) (NP (NNP Iron) (NNP Filings)))))
5H10.3 Vertical Wire, Solenoid, and Iron Filings
(ROOT (S (NP (DT An) (NN electormagnet)) (VP (VBZ is) (NP (NP (DT a) (NN piece)) (PP (IN of) (NP (NP (NN iron)) (PP (IN inside) (NP (DT a) (NN solenoid))))))) (. .)))