( However ( , ( ( ( a ( rich diversity ) ) ( of ( eukaryotic ( algae ( , ( ( protists and ) fungi ) ) ) ) ) ) ( ( ( have also ) ( been ( encountered ( in ( many ( soda lakes ) ) ) ) ) ) . ) ) ) )
(ROOT (S (ADVP (RB However)) (, ,) (NP (NP (DT a) (JJ rich) (NN diversity)) (PP (IN of) (NP (JJ eukaryotic) (NN algae) (, ,) (NNS protists) (CC and) (NNS fungi)))) (VP (VBP have) (ADVP (RB also)) (VP (VBN been) (VP (VBN encountered) (PP (IN in) (NP (JJ many) (NN soda) (NNS lakes)))))) (. .)))
However, a rich diversity of eukaryotic algae, protists and fungi have also been encountered in many soda lakes.
(ROOT (S (NP (JJ Many) (NNS scientists)) (VP (VBP think) (SBAR (S (NP (NNS protists)) (VP (VBP are) (NP (DT the) (JJS oldest) (NNS eukaryotes)))))) (. .)))