( There ( ( are ( ( no geysers ) ( in ( the ( Mammoth ( Hot ( Springs area ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (EX There)) (VP (VBP are) (NP (NP (DT no) (NNS geysers)) (PP (IN in) (NP (DT the) (NNP Mammoth) (NNP Hot) (NNP Springs) (NN area))))) (. .)))
There are no geysers in the Mammoth Hot Springs area.
(ROOT (S (SBAR (WHADVP (WRB When)) (S (NP (NN magma)) (VP (VBZ heats) (NP (NN groundwater))))) (, ,) (NP (PRP it)) (VP (MD may) (VP (VB come) (PP (TO to) (NP (NP (DT the) (NN surface)) (PP (IN as) (NP (NP (DT a) (JJ hot) (NN spring)) (CC or) (NP (DT a) (NN geyser)))))))) (. .)))