She was happened boulders with her murky friend sure on the kind of back clouds .
(ROOT_0 (S_0 (ATS_3 (NP_1 (PRP_0 She)) (VP_4 (VBD_1 was) (VP_2 (VBN_0 happened) (S_2 (NP_1 (NP_6 (NNS_1 boulders)) (PP_0 (IN_1 with) (NP_6 (ATNP_1 (PRPDOLLAR_0 her) (JJ_0 murky)) (NN_1 friend)))) (ADJP_0 (ADJP_0 (JJ_0 sure)) (PP_2 (IN_0 on) (NP_3 (NP_5 (DT_0 the) (NN_2 kind)) (PP_0 (IN_1 of) (NP_2 (JJ_1 back) (NNS_1 clouds)))))))))) (DOT_0 .)))