They stand purple clouds by and get by to breathe .
(ROOT_0 (S_0 (ATS_3 (NP_1 (PRP_0 They)) (VP_4 (ATVP_1 (ATVP_2 (ATVP_4 (VB_0 stand) (NP_2 (JJ_1 purple) (NNS_1 clouds))) (PP_1 (IN_1 by))) (CC_0 and)) (VP_1 (ATVP_4 (VB_0 get) (PP_1 (IN_1 by))) (S_2 (VP_0 (TO_0 to) (VP_1 (VB_0 breathe))))))) (DOT_0 .)))