Keep young skins safe by covering them with sunblock or a T-shirt, even when in the water.
( ( Keep ( ( young skins ) ( safe ( by ( ( ( ( covering them ) ( with ( ( sunblock or ) ( a T-shirt ) ) ) ) , ) ( even ( when ( in ( the water ) ) ) ) ) ) ) ) ) . )
(ROOT (S (VP (VB Keep) (S (NP (JJ young) (NNS skins)) (ADJP (JJ safe) (PP (IN by) (S (VP (VBG covering) (NP (PRP them)) (PP (IN with) (NP (NP (NN sunblock)) (CC or) (NP (DT a) (NN T-shirt)))) (, ,) (PP (RB even) (FRAG (WHADVP (WRB when)) (PP (IN in) (NP (DT the) (NN water))))))))))) (. .)))
Sunblock is an unnecessary precaution if you are in the water.
( Sunblock ( ( ( is ( an ( unnecessary precaution ) ) ) ( if ( you ( are ( in ( the water ) ) ) ) ) ) . ) )
(ROOT (S (NP (NNP Sunblock)) (VP (VBZ is) (NP (DT an) (JJ unnecessary) (NN precaution)) (SBAR (IN if) (S (NP (PRP you)) (VP (VBP are) (PP (IN in) (NP (DT the) (NN water))))))) (. .)))