( ( In ( some sense ) ) ( they ( ( ( are also ) ( beneficial ( as ( part ( of ( a ( balanced ecosystem ) ) ) ) ) ) ) . ) ) )
(ROOT (S (PP (IN In) (NP (DT some) (NN sense))) (NP (PRP they)) (VP (VBP are) (ADVP (RB also)) (ADJP (JJ beneficial) (PP (IN as) (NP (NP (NN part)) (PP (IN of) (NP (DT a) (JJ balanced) (NN ecosystem))))))) (. .)))
In some sense they are also beneficial as part of a balanced ecosystem.
(ROOT (S (NP (NNP Beneficial) (NNS fungi)) (VP (VBP play) (NP (NP (DT a) (JJ crucial) (NN role)) (PP (IN in) (NP (NP (NN balance)) (PP (IN of) (NP (NNS ecosystems))))))) (. .)))
Beneficial fungi play a crucial role in balance of ecosystems.