( ( discover ( that ( clouds ( are ( made ( of ( water droplets ) ) ) ) ) ) ) ; )
(ROOT (S (VP (VB discover) (SBAR (IN that) (S (NP (NNS clouds)) (VP (VBP are) (VP (VBN made) (PP (IN of) (NP (NN water) (NNS droplets)))))))) (: ;)))
discover that clouds are made of water droplets;
(ROOT (S (NP (NNS Clouds)) (VP (VBP are) (VP (VBN formed) (PP (IN from) (NP (NN water) (NNS droplets))))) (. .)))