( Bacteria ( ( Simple ( single ( celled ( prokaryotic organisms ) ) ) ) . ) )
(ROOT (S (NP (NNS Bacteria)) (VP (VBZ Simple) (NP (JJ single) (JJ celled) (JJ prokaryotic) (NNS organisms))) (. .)))
Bacteria Simple single celled prokaryotic organisms.
(ROOT (S (NP (DT A) (JJ single-celled) (NN prokaryotic)) (VP (VBZ is) (NP (DT a) (NNS bacteria))) (. .)))