( ( ( Main differences ) ( between ( ( ( eukaryotic and ) prokaryotic ) cells ) ) ) . )
(ROOT (NP (NP (NNP Main) (NNS differences)) (PP (IN between) (NP (ADJP (JJ eukaryotic) (CC and) (JJ prokaryotic)) (NNS cells))) (. .)))
Main differences between eukaryotic and prokaryotic cells.
(ROOT (S (NP (NP (DT The) (JJ main) (NN difference)) (PP (IN between) (NP (ADJP (JJ eukaryotic) (CC and) (JJ prokaryotic)) (NNS cells)))) (VP (VBZ is) (SBAR (IN that) (S (NP (JJ eukaryotic) (NNS cells)) (VP (VBP have) (NP (DT a) (NN nucleus)))))) (. .)))