We have done that spectacularly.
( We ( ( have ( done ( that spectacularly ) ) ) . ) )
(ROOT (S (NP (PRP We)) (VP (VBP have) (VP (VBN done) (ADVP (RB that) (RB spectacularly)))) (. .)))
We have done our marketing changes spectacularly, the fourth quarter has shown an increase of profit margin by three-fold. 
( ( We ( have ( ( done ( our marketing ) ) ( changes spectacularly ) ) ) ) ( , ( ( the ( fourth quarter ) ) ( ( has ( ( shown ( ( an increase ) ( of ( profit margin ) ) ) ) ( by three-fold ) ) ) . ) ) ) )
(ROOT (S (S (NP (PRP We)) (VP (VBP have) (VP (VBN done) (NP (PRP$ our) (NN marketing)) (ADVP (NP (NNS changes)) (RB spectacularly))))) (, ,) (NP (DT the) (JJ fourth) (NN quarter)) (VP (VBZ has) (VP (VBN shown) (NP (NP (DT an) (NN increase)) (PP (IN of) (NP (NN profit) (NN margin)))) (PP (IN by) (ADJP (JJ three-fold))))) (. .)))