so I <apostrophe>ll back be one surfer .
(ROOT_0 (S_0 (ATS_3 (ATS_1 (ADVP_0 (RB_0 so)) (NP_0 (PRP_1 I))) (VP_3 (ATVP_1 (MD_0 <apostrophe>ll) (ADVP_0 (RB_0 back))) (VP_5 (VB_0 be) (NP_3 (CD_0 one) (NN_2 surfer))))) (DOT_0 .)))