( ( ( Earlier geysers ) ( of ( hot ( acidulous water ) ) ) ) ( ( created stalagmites ) ; ) )
(ROOT (S (NP (NP (JJR Earlier) (NNS geysers)) (PP (IN of) (NP (JJ hot) (NNS acidulous) (NN water)))) (VP (VBD created) (NP (NNS stalagmites))) (: ;)))
Earlier geysers of hot acidulous water created stalagmites;
(ROOT (S (SBAR (WHADVP (WRB When)) (S (NP (NN water)) (VP (VP (VBZ is) (VP (VP (VBN heated) (PP (IN by) (NP (NN magma)))) (CC and) (VP (VBZ makes) (NP (PRP$ its) (NN way)) (PP (TO to) (NP (DT the) (NN surface)))))) (CC and) (VP (VBZ creates))))) (NP (DT a) (-LRB- -LRB-) (NN n) (-RRB- -RRB-)) (VP (VBP geyser)) (. .)))