there 's nothing here that they could n't have done in half an hour 
(ROOT (S (NP (EX there)) (VP (VBZ 's) (NP (NP (NN nothing))) (ADVP (RB here)) (SBAR (WHNP (WDT that)) (S (NP (PRP they)) (VP (MD could) (RB n't) (VP (VB have) (VP (VBN done) (PP (IN in) (NP (PDT half) (DT an) (NN hour)))))))))))
(ROOT (S (NP (EX )) (VP (VBZ ) (NP (NP (NN ))) (ADVP (RB )) (SBAR (WHNP (WDT )) (S (NP (PRP )) (VP (MD ) (RB ) (VP (VB ) (VP (VBN ) (PP (IN ) (NP (PDT ) (DT ) (NN )))))))))))