( These ( ( include ( ( ( ( ( ( ( ( ( fossil fuels ) , ) ( solar power ) ) , ) ( nuclear power ) ) , ) ( wind power ) ) and ) ( hydroelectric power ) ) ) . ) )
(ROOT (S (NP (DT These)) (VP (VBP include) (NP (NP (JJ fossil) (NNS fuels)) (, ,) (NP (JJ solar) (NN power)) (, ,) (NP (JJ nuclear) (NN power)) (, ,) (NP (NN wind) (NN power)) (CC and) (NP (JJ hydroelectric) (NN power)))) (. .)))
These include fossil fuels, solar power, nuclear power, wind power and hydroelectric power.
(ROOT (S (NP (NP (NNP Solar)) (CC and) (NP (NN wind))) (VP (VBP are) (ADVP (RB still)) (ADJP (JJ expensive)) (PP (VBN compared) (PP (TO to) (NP (JJ fossil) (NNS fuels))))) (. .)))