( ( The group ) ( ( ( needs support ) ( to ( ( ( keep up ) ( its efforts ) ) ( ( ( ( to ( establish ( ( exact numbers ) ( of ( predators ( in ( these areas ) ) ) ) ) ) ) , ) and ) ( to ( ( educate people ) ( ( ( that ( ( the wolf ) ( is ( ( an ( important part ) ) ( of ( their environment ) ) ) ) ) ) and ) ( that ( ( ( wolf and ) man ) ( ( ( ( can , ) ( in ( the ( late ( twentieth century ) ) ) ) ) , ) ( ( live side ) ( by side ) ) ) ) ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (DT The) (NN group)) (VP (VBZ needs) (NP (NN support)) (S (VP (TO to) (VP (VB keep) (PRT (RP up)) (NP (PRP$ its) (NNS efforts)) (S (VP (VP (TO to) (VP (VB establish) (NP (NP (JJ exact) (NNS numbers)) (PP (IN of) (NP (NP (NNS predators)) (PP (IN in) (NP (DT these) (NNS areas)))))))) (, ,) (CC and) (VP (TO to) (VP (VB educate) (NP (NNS people)) (SBAR (SBAR (IN that) (S (NP (DT the) (NN wolf)) (VP (VBZ is) (NP (NP (DT an) (JJ important) (NN part)) (PP (IN of) (NP (PRP$ their) (NN environment))))))) (CC and) (SBAR (IN that) (S (NP (NN wolf) (CC and) (NN man)) (VP (MD can) (, ,) (PP (IN in) (NP (DT the) (JJ late) (NN twentieth) (NN century))) (, ,) (VP (VB live) (NP (NN side)) (PP (IN by) (NP (NN side)))))))))))))))) (. .)))
The group needs support to keep up its efforts to establish exact numbers of predators in these areas, and to educate people that the wolf is an important part of their environment and that wolf and man can, in the late twentieth century, live side by side.
(ROOT (S (NP (NP (DT The) (NN amount)) (PP (IN of) (NP (NP (NN food)) (ADJP (JJ available) (PP (IN in) (NP (DT the) (NN area))))))) (ADVP (RB best)) (VP (VBZ determines) (NP (NP (DT the) (NN number)) (PP (IN of) (NP (NP (NNS wolves)) (SBAR (WHNP (WDT that)) (S (VP (MD can) (VP (VB live) (PP (IN in) (NP (DT an) (NN area))))))))))) (. .)))