( These ( ( are ( interconnected ( with ( precipitation ( , ( evapotranspiration ( , ( groundwater ( tables ( , ( and ( reservoir levels ) ) ) ) ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (DT These)) (VP (VBP are) (VP (VBG interconnected) (PP (IN with) (NP (NN precipitation) (, ,) (NN evapotranspiration) (, ,) (NN groundwater) (NNS tables) (, ,) (CC and) (NN reservoir) (NNS levels))))) (. .)))
These are interconnected with precipitation, evapotranspiration, groundwater tables, and reservoir levels.
(ROOT (S (NP (NNP Groundwater)) (ADVP (RB primarily)) (VP (VBZ comes) (PP (IN from) (NP (NN precipitation)))) (. .)))