( ( ( The ( light energy ) ) ( used ( in photosynthesis ) ) ) ( ( is ( transformed ( into ( chemical energy ) ) ) ) . ) )
(ROOT (S (NP (NP (DT The) (JJ light) (NN energy)) (VP (VBN used) (PP (IN in) (NP (NN photosynthesis))))) (VP (VBZ is) (VP (VBN transformed) (PP (IN into) (NP (NN chemical) (NN energy))))) (. .)))
The light energy used in photosynthesis is transformed into 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)))))) (. .)))