'Not entirely,' I snapped, harsher than intended.
( ` ( ( Not entirely ) ( , ( ' ( I ( ( ( snapped , ) ( harsher ( than intended ) ) ) . ) ) ) ) ) )
(ROOT (S (`` `) (FRAG (RB Not) (ADVP (RB entirely))) (, ,) ('' ') (NP (PRP I)) (VP (VBD snapped) (, ,) (S (ADJP (JJR harsher) (SBAR (IN than) (S (VP (VBD intended))))))) (. .)))
"Not entirely," I snapped back at my boss. 
( `` ( ( Not entirely ) ( , ( '' ( I ( ( ( snapped back ) ( at ( my boss ) ) ) . ) ) ) ) ) )
(ROOT (S (`` ``) (FRAG (RB Not) (ADVP (RB entirely))) (, ,) ('' '') (NP (PRP I)) (VP (VBD snapped) (ADVP (RB back)) (PP (IN at) (NP (PRP$ my) (NN boss)))) (. .)))