( ( ( The Continent ) ( of Antarctica ) ) . )
(ROOT (NP (NP (DT The) (NN Continent)) (PP (IN of) (NP (NNP Antarctica))) (. .)))
The Continent of Antarctica .
(ROOT (S (NP (NNP Antarctica)) (VP (VBZ is) (NP (NP (DT the) (JJ only) (NN continent)) (PP (IN without) (NP (NNS amphibians))))) (. .)))