( ( If ( we ( can ( ( use ( an ( energy source ) ) ) ( to ( move ( ( ( a ( conducting coil ) ) ( of wire ) ) ( that ( is ( placed ( in ( a ( magnetic field ) ) ) ) ) ) ) ) ) ) ) ) ) ( , ( ( ( the current ) ( produced ( in ( the wire ) ) ) ) ( ( ( can then ) ( be ( transported ( to ( deliver ( electric energy ) ) ) ) ) ) . ) ) ) )
(ROOT (S (SBAR (IN If) (S (NP (PRP we)) (VP (MD can) (VP (VB use) (NP (DT an) (NN energy) (NN source)) (S (VP (TO to) (VP (VB move) (NP (NP (DT a) (NN conducting) (NN coil)) (PP (IN of) (NP (NN wire))) (SBAR (WHNP (WDT that)) (S (VP (VBZ is) (VP (VBN placed) (PP (IN in) (NP (DT a) (JJ magnetic) (NN field))))))))))))))) (, ,) (NP (NP (DT the) (NN current)) (VP (VBN produced) (PP (IN in) (NP (DT the) (NN wire))))) (VP (MD can) (RB then) (VP (VB be) (VP (VBN transported) (S (VP (TO to) (VP (VB deliver) (NP (JJ electric) (NN energy)))))))) (. .)))
If we can use an energy source to move a conducting              coil of wire that is placed in a magnetic field, the current produced              in the wire can then be transported to deliver electric energy.
(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))))))) (. .)))