I am sure you will understand my writing to you once more about the important work of the American Cancer Society.
( I ( ( am ( sure ( you ( will ( ( ( understand ( my writing ) ) ( to you ) ) ( ( once more ) ( about ( ( the ( important work ) ) ( of ( the ( American ( Cancer Society ) ) ) ) ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (PRP I)) (VP (VBP am) (ADJP (JJ sure) (SBAR (S (NP (PRP you)) (VP (MD will) (VP (VB understand) (NP (PRP$ my) (NN writing)) (PP (TO to) (NP (PRP you))) (ADVP (ADVP (RB once) (RBR more)) (PP (IN about) (NP (NP (DT the) (JJ important) (NN work)) (PP (IN of) (NP (DT the) (NNP American) (NNP Cancer) (NNP Society)))))))))))) (. .)))
I hope that I can convey the importance of the American Cancer Society but writing to you again.
( ( ( ( I ( hope ( that ( I ( can ( convey ( ( the importance ) ( of ( the ( American ( Cancer Society ) ) ) ) ) ) ) ) ) ) ) but ) ( ( writing ( to you ) ) again ) ) . )
(ROOT (S (S (NP (PRP I)) (VP (VBP hope) (SBAR (IN that) (S (NP (PRP I)) (VP (MD can) (VP (VB convey) (NP (NP (DT the) (NN importance)) (PP (IN of) (NP (DT the) (NNP American) (NNP Cancer) (NNP Society)))))))))) (CC but) (S (VP (VBG writing) (PP (TO to) (NP (PRP you))) (ADVP (RB again)))) (. .)))