( ( ( The ( copper coil ) ) ( of ( wire ( moving ( through ( a ( magnetic field ) ) ) ) ) ) ) ( ( produces ( ( electrical current ) ( that ( energizes ( the ( ChampionChip transponder ) ) ) ) ) ) . ) )
(ROOT (S (NP (NP (DT The) (NN copper) (NN coil)) (PP (IN of) (NP (NP (NN wire)) (VP (VBG moving) (PP (IN through) (NP (DT a) (JJ magnetic) (NN field))))))) (VP (VBZ produces) (NP (NP (JJ electrical) (NN current)) (SBAR (WHNP (WDT that)) (S (VP (VBZ energizes) (NP (DT the) (NNP ChampionChip) (NN transponder))))))) (. .)))
The copper coil of wire moving through a magnetic field produces electrical current that energizes the ChampionChip transponder.
(ROOT (S (NP (NNP Alternative) (JJ current)) (VP (VBZ is) (VP (VBN produced) (SBAR (WHADVP (WRB when)) (S (NP (DT a) (NN magnet) (CC or) (NN coil)) (VP (VBZ moves) (ADVP (RB back) (CC and) (RB forth)) (ADVP (RB repeatedly))))))) (. .)))