a schoolhouse luggage was going on the class friends .
(ROOT_0 (S_0 (ATS_3 (NP_1 (ATNP_1 (DT_0 a) (JJ_1 schoolhouse)) (NN_0 luggage)) (VP_4 (VBD_1 was) (VP_2 (VBG_0 going) (PP_2 (IN_0 on) (NP_3 (ATNP_0 (DT_0 the) (NN_3 class)) (NNS_0 friends)))))) (DOT_0 .)))