Umm, I guess I'll leave it at that.
( Umm ( , ( I ( ( guess ( I ( 'll ( ( leave it ) ( at that ) ) ) ) ) . ) ) ) )
(ROOT (S (ADVP (RB Umm)) (, ,) (NP (PRP I)) (VP (VBP guess) (SBAR (S (NP (PRP I)) (VP (MD 'll) (VP (VB leave) (NP (PRP it)) (PP (IN at) (NP (DT that)))))))) (. .)))
I'll leave things as they are because it's becoming unproductive to continue.
( I ( ( 'll ( ( leave things ) ( as ( they ( are ( because ( it ( 's ( becoming ( unproductive ( to continue ) ) ) ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (PRP I)) (VP (MD 'll) (VP (VB leave) (NP (NNS things)) (SBAR (IN as) (S (NP (PRP they)) (VP (VBP are) (SBAR (IN because) (S (NP (PRP it)) (VP (VBZ 's) (VP (VBG becoming) (ADJP (JJ unproductive) (S (VP (TO to) (VP (VB continue)))))))))))))) (. .)))