( ( Many scientists ) ( still ( ( place ( all ( ( protists together ) ( into ( ( ( one kingdom ) , ) Protista ) ) ) ) ) . ) ) )
(ROOT (S (NP (JJ Many) (NNS scientists)) (ADVP (RB still)) (VP (VBP place) (SBAR (S (NP (DT all)) (VP (VBZ protists) (ADVP (RB together)) (PP (IN into) (NP (NP (CD one) (NN kingdom)) (, ,) (NP (NNP Protista)))))))) (. .)))
Many scientists still place all protists together into one kingdom, Protista.
(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)))))) (. .)))