( ( If ( soil ( is moist ) ) ) ( , ( ( ( do not ) water ) . ) ) )
(ROOT (S (SBAR (IN If) (S (NP (NN soil)) (VP (VBZ is) (ADJP (JJ moist))))) (, ,) (VP (VB do) (RB not) (VP (VB water))) (. .)))
If soil is moist, do not water.
(ROOT (S (NP (NNP Water) (NNS molds)) (ADVP (RB mostly)) (VP (VBP live) (PP (IN in) (NP (NN water) (CC or) (NN moist) (NN soil)))) (. .)))