( ( ( Photosynthesis : ) ( ( Converting ( Light Energy ) ) ( to ( Chemical Energy ) ) ) ) . )
(ROOT (NP (NP (NNS Photosynthesis)) (: :) (NP (NP (NNP Converting) (NNP Light) (NNP Energy)) (PP (TO to) (NP (NNP Chemical) (NNP Energy)))) (. .)))
Photosynthesis: Converting Light Energy to Chemical Energy.
(ROOT (S (S (NP (DT The) (NN energy)) (VP (VBZ transformations) (SBAR (IN that) (S (VP (VBP occur) (SBAR (WHADVP (WRB when)) (S (NP (DT a) (NN candle) (NNS burns)) (VP (VBZ is) (VP (VBN described) (PP (IN by))))))))))) (: :) (S (NP (NP (NN chemical) (NN energy)) (PP (IN from) (NP (DT the) (NN wax)))) (VP (VBZ is) (VP (VBN converted) (PP (IN into) (NP (NN light) (CC and) (NN heat) (NN energy)))))) (. .)))