Although these advances are encouraging, our work is far from complete.
( ( Although ( ( these advances ) ( are encouraging ) ) ) ( , ( ( our work ) ( ( is ( far ( from complete ) ) ) . ) ) ) )
(ROOT (S (SBAR (IN Although) (S (NP (DT these) (NNS advances)) (VP (VBP are) (ADJP (VBG encouraging))))) (, ,) (NP (PRP$ our) (NN work)) (VP (VBZ is) (ADVP (RB far) (PP (IN from) (ADJP (JJ complete))))) (. .)))
Although we haven't made advances it doesn't matter because our work is finished. 
( ( Although ( we ( ( have n't ) ( made advances ) ) ) ) ( it ( ( ( does n't ) ( matter ( because ( ( our work ) ( is finished ) ) ) ) ) . ) ) )
(ROOT (S (SBAR (IN Although) (S (NP (PRP we)) (VP (VBP have) (RB n't) (VP (VBN made) (NP (NNS advances)))))) (NP (PRP it)) (VP (VBZ does) (RB n't) (VP (VB matter) (SBAR (IN because) (S (NP (PRP$ our) (NN work)) (VP (VBZ is) (VP (VBN finished))))))) (. .)))