( ( During photosynthesis ) ( , ( sunlight ( ( ( changes ( water ( and ( carbon dioxide ) ) ) ) ( into ( ( glucose and ) oxygen ) ) ) . ) ) ) )
(ROOT (S (PP (IN During) (NP (NN photosynthesis))) (, ,) (NP (NN sunlight)) (VP (VBZ changes) (NP (NN water) (CC and) (NN carbon) (NN dioxide)) (PP (IN into) (NP (NN glucose) (CC and) (NN oxygen)))) (. .)))
During photosynthesis, sunlight changes water and carbon dioxide into glucose and oxygen.
(ROOT (S (S (NP (NNS Photosynthesis)) (VP (VBZ is) (VP (VBN described) (PP (IN by) (NP (DT this) (NN statement)))))) (: :) (S (NP (NP (NN carbon) (NN dioxide)) (CC and) (NP (NN water))) (VP (VBP are) (VP (VBN turned) (PP (IN into) (NP (NN sugar) (CC and) (NN oxygen)))))) (. .)))
Photosynthesis is described by this statement: carbon dioxide and water are turned into sugar and oxygen.