The complexity of the problem, even for basic blue jeans, is staggering.
( ( ( ( ( ( The complexity ) ( of ( the problem ) ) ) , ) ( even ( for ( basic ( blue jeans ) ) ) ) ) , ) ( ( is staggering ) . ) )
(ROOT (S (NP (NP (NP (DT The) (NN complexity)) (PP (IN of) (NP (DT the) (NN problem)))) (, ,) (RRC (ADVP (RB even)) (PP (IN for) (NP (JJ basic) (JJ blue) (NNS jeans)))) (, ,)) (VP (VBZ is) (ADJP (JJ staggering))) (. .)))
Except for the case of blue jeans, the problem is simple.
( ( Except ( for ( ( the case ) ( of ( blue jeans ) ) ) ) ) ( , ( ( the problem ) ( ( is simple ) . ) ) ) )
(ROOT (S (PP (IN Except) (PP (IN for) (NP (NP (DT the) (NN case)) (PP (IN of) (NP (JJ blue) (NNS jeans)))))) (, ,) (NP (DT the) (NN problem)) (VP (VBZ is) (ADJP (JJ simple))) (. .)))