Look out for that overseer up there.
( ( ( Look out ) ( for ( ( that overseer ) ( up there ) ) ) ) . )
(ROOT (S (VP (VB Look) (PRT (RP out)) (PP (IN for) (NP (NP (DT that) (NN overseer)) (ADVP (RB up) (RB there))))) (. .)))
You do not need to worry about that overseer.
( You ( ( ( do not ) ( need ( to ( worry ( about ( that overseer ) ) ) ) ) ) . ) )
(ROOT (S (NP (PRP You)) (VP (VBP do) (RB not) (VP (VB need) (S (VP (TO to) (VP (VB worry) (PP (IN about) (NP (DT that) (NN overseer)))))))) (. .)))