( ( When ( ( this precipitation ) ( ( reaches ( land surfaces ) ) ( ( ( in and ) around ) ( the ( Celery Bog ) ) ) ) ) ) ( , ( ( the water ) ( ( can ( ( ( seep ( into ( ( the soil ) ( -LRB- ( infiltration -RRB- ) ) ) ) ) or ) ( move ( across ( ( the surface ) ( -LRB- ( runoff -RRB- ) ) ) ) ) ) ) . ) ) ) )
(ROOT (S (SBAR (WHADVP (WRB When)) (S (NP (DT this) (NN precipitation)) (VP (VBZ reaches) (NP (NN land) (NNS surfaces)) (PP (IN in) (CC and) (IN around) (NP (DT the) (NNP Celery) (NNP Bog)))))) (, ,) (NP (DT the) (NN water)) (VP (MD can) (VP (VP (VB seep) (PP (IN into) (NP (NP (DT the) (NN soil)) (PRN (-LRB- -LRB-) (NP (NN infiltration)) (-RRB- -RRB-))))) (CC or) (VP (VB move) (PP (IN across) (NP (NP (DT the) (NN surface)) (PRN (-LRB- -LRB-) (NP (NN runoff)) (-RRB- -RRB-))))))) (. .)))
When this precipitation reaches land surfaces in and around the Celery Bog, the water can seep into the soil ( infiltration ) or move across the surface ( runoff ).
(ROOT (S (NP (NP (NNP Water)) (VP (VBG seeping) (PP (IN into) (NP (DT the) (NN ground))))) (VP (VBZ is) (VP (VBN known) (PP (IN as) (NP (NN infiltration))))) (. .)))