( ( The ( Water Cycle ) ) ( ( -LRB- ( ( ( Gr . ) 2-4 ) -RRB- ) ) ( ( The ( water cycle ) ) ( ( explains ( ( the sun ) ( ( heating ( ( the ( earth 's ) ) ( surface water ) ) ) ( so ( that ( it evaporates ) ) ) ) ) ) . ) ) ) )
(ROOT (S (NP (DT The) (NNP Water) (NNP Cycle)) (PRN (-LRB- -LRB-) (NP (NP (NNP Gr) (. .)) (NP (CD 2-4))) (-RRB- -RRB-)) (NP (DT The) (NN water) (NN cycle)) (VP (VBZ explains) (S (NP (DT the) (NN sun)) (VP (VBG heating) (NP (NP (DT the) (NN earth) (POS 's)) (NN surface) (NN water)) (SBAR (RB so) (IN that) (S (NP (PRP it)) (VP (VBZ evaporates))))))) (. .)))
The Water Cycle (Gr. 2-4) The water cycle explains the sun heating the earth's surface water so that it evaporates.
(ROOT (S (NP (NNS Geysers)) (VP (VBP are) (VP (VBN created) (SBAR (WHADVP (WRB when)) (S (NP (NN water)) (VP (VBZ is) (VP (VBN heated) (PP (IN beneath) (NP (NP (DT the) (NN earth) (POS 's)) (NN surface))))))))) (. .)))