( ( ( ( ( ( The coexistence ) ( of ( ( different alphabets ) ( ( placed ( in ( the ( same ( ASCII code ) ) ) ) ) ( together ( with ( special characters ) ) ) ) ) ) ) , ) ( which ( must ( be ( ( maintained ( in order ) ) ( to ( run ( standard software ) ) ) ) ) ) ) ) , ) ( ( means ( ( pushing ( existing standards ) ) ( to ( their limits ) ) ) ) . ) )
(ROOT (S (NP (NP (DT The) (NN coexistence)) (PP (IN of) (NP (NP (JJ different) (NNS alphabets)) (VP (VBN placed) (PP (IN in) (NP (DT the) (JJ same) (NNP ASCII) (NN code))) (PP (ADVP (RB together)) (IN with) (NP (JJ special) (NNS characters)))))) (, ,) (SBAR (WHNP (WDT which)) (S (VP (MD must) (VP (VB be) (VP (VBN maintained) (PP (IN in) (NP (NN order))) (S (VP (TO to) (VP (VB run) (NP (JJ standard) (NN software)))))))))) (, ,)) (VP (VBZ means) (S (VP (VBG pushing) (NP (VBG existing) (NNS standards)) (PP (TO to) (NP (PRP$ their) (NNS limits)))))) (. .)))
The coexistence of different alphabets placed in the same ASCII code together with special characters, which must be maintained in order to run standard software, means  pushing existing standards to their limits.
(ROOT (S (NP (NNP Character) (NNP displacement)) (VP (VBZ is) (NP (NP (DT the) (NN concept)) (PP (IN by) (SBAR (WHNP (WHNP (WDT which) (CD two) (NNS species)) (PP (IN within) (NP (DT the) (JJ same) (NN area)))) (S (VP (TO to) (VP (VB coexist) (PP (IN by) (S (VP (VBG adapting) (PP (IN by) (S (VP (VBG developing) (NP (JJ different) (NNS specializations))))))))))))))) (. .)))