The computer can  watercolor  the sketch and produce the storyboard for presentation.
( ( The computer ) ( ( can ( ( ( watercolor ( the sketch ) ) and ) ( produce ( ( the storyboard ) ( for presentation ) ) ) ) ) . ) )
(ROOT (S (NP (DT The) (NN computer)) (VP (MD can) (VP (VP (VB watercolor) (NP (DT the) (NN sketch))) (CC and) (VP (VB produce) (NP (NP (DT the) (NN storyboard)) (PP (IN for) (NP (NN presentation))))))) (. .)))
You can't use a computer to color sketches or create storyboards.
( You ( ( ( ca n't ) ( ( ( ( use ( a computer ) ) ( to ( color sketches ) ) ) or ) ( create storyboards ) ) ) . ) )
(ROOT (S (NP (PRP You)) (VP (MD ca) (RB n't) (VP (VP (VB use) (NP (DT a) (NN computer)) (PP (TO to) (NP (NN color) (NNS sketches)))) (CC or) (VP (VB create) (NP (NNS storyboards))))) (. .)))