( ( Kingdom ( containing ( ( single-celled ( , ( prokaryotic organisms ) ) ) 15 ) ) ) . )
(ROOT (NP (NP (NNP Kingdom)) (VP (VBG containing) (NP (NP (JJ single-celled) (, ,) (JJ prokaryotic) (NNS organisms)) (NP (CD 15)))) (. .)))
Kingdom containing single-celled, prokaryotic organisms 15.
(ROOT (S (NP (DT A) (JJ single-celled) (NN prokaryotic)) (VP (VBZ is) (NP (DT a) (NNS bacteria))) (. .)))