maybe you 'll be lucky , and there 'll be a power outage during your screening so you can get your money back 
(ROOT (S (ADVP (RB maybe)) (S (NP (PRP you)) (VP (MD 'll) (VP (VB be) (ADJP (JJ lucky))))) (, ,) (CC and) (S (NP (EX there)) (VP (MD 'll) (VP (VB be) (NP (NP (DT a) (NN power) (NN outage)) (PP (IN during) (NP (PRP$ your) (NN screening)))) (SBAR (IN so) (S (NP (PRP you)) (VP (MD can) (VP (VB get) (NP (PRP$ your) (NN money)) (ADVP (RB back)))))))))))
(ROOT (S (ADVP (RB )) (S (NP (PRP )) (VP (MD ) (VP (VB ) (ADJP (JJ ))))) (, ) (CC ) (S (NP (EX )) (VP (MD ) (VP (VB ) (NP (NP (DT ) (NN ) (NN )) (PP (IN ) (NP (PRP$ ) (NN )))) (SBAR (IN ) (S (NP (PRP )) (VP (MD ) (VP (VB ) (NP (PRP$ ) (NN )) (ADVP (RB )))))))))))