`` Noah , and chin friends , refer back Bolivian .
(ROOT_0 (S_0 (ATS_3 (ATS_1 (TICK_0 ``) (NP_1 (ATNP_2 (ATNP_1 (ATNP_0 (ATNP_2 (NNP_0 Noah) (COMMA_0 ,)) (CC_0 and)) (NN_0 chin)) (NNS_0 friends)) (COMMA_0 ,))) (VP_3 (VBP_0 refer) (ADJP_0 (RB_0 back) (JJ_0 Bolivian)))) (DOT_0 .)))