as addition piled n<apostrophe>t so around .
(ROOT_0 (S_0 (ATS_3 (NP_1 (IN_2 as) (NN_3 addition)) (VP_4 (ATVP_0 (VBD_2 piled) (ADVP_0 (RB_1 n<apostrophe>t) (RB_1 so))) (PRT_0 (RP_0 around)))) (DOT_0 .)))