In general, the definitions in W have been clarified, simplified, and made more precise in L .  Also, the citations in W have either been omitted, where unnecessary, or paraphrased, and sources are not given.
( ( In general ) ( , ( ( ( ( ( ( ( ( ( the definitions ) ( in W ) ) ( have ( been ( ( ( ( ( clarified , ) simplified ) , ) and ) ( made ( more ( precise ( in ( ( L . ) Also ) ) ) ) ) ) ) ) ) , ) ( ( ( the citations ) ( in W ) ) ( ( have either ) ( been ( ( omitted , ) ( where ( unnecessary ( , ( or paraphrased ) ) ) ) ) ) ) ) ) , ) and ) ( sources ( ( are not ) given ) ) ) . ) ) )
(ROOT (S (PP (IN In) (NP (NN general))) (, ,) (S (NP (NP (DT the) (NNS definitions)) (PP (IN in) (NP (NNP W)))) (VP (VBP have) (VP (VBN been) (VP (VP (VBN clarified)) (, ,) (VP (VBN simplified)) (, ,) (CC and) (VP (VBN made) (S (ADJP (RBR more) (JJ precise) (PP (IN in) (NP (NP (NNP L) (. .)) (ADVP (RB Also))))))))))) (, ,) (S (NP (NP (DT the) (NNS citations)) (PP (IN in) (NP (NNP W)))) (VP (VBP have) (ADVP (RB either)) (VP (VBN been) (VP (VBN omitted) (, ,) (SBAR (WHADVP (WRB where)) (S (UCP (ADJP (JJ unnecessary)) (, ,) (CC or) (VP (VBD paraphrased))))))))) (, ,) (CC and) (S (NP (NNS sources)) (VP (VBP are) (RB not) (VP (VBN given)))) (. .)))
Citations have been eliminated where appropriate for simplification. 
( Citations ( ( have ( been ( eliminated ( where ( appropriate ( for simplification ) ) ) ) ) ) . ) )
(ROOT (S (NP (NNS Citations)) (VP (VBP have) (VP (VBN been) (VP (VBN eliminated) (SBAR (WHADVP (WRB where)) (FRAG (ADJP (JJ appropriate) (PP (IN for) (NP (NN simplification))))))))) (. .)))