She know if they be of the boy , stones by Quechua .
(ROOT_0 (S_0 (ATS_3 (NP_1 (PRP_0 She)) (VP_4 (VBP_0 know) (SBAR_0 (IN_2 if) (S_1 (NP_0 (PRP_1 they)) (VP_5 (ATVP_4 (VB_0 be) (PP_1 (IN_1 of) (NP_2 (ATNP_0 (NP_5 (DT_0 the) (NN_2 boy)) (COMMA_0 ,)) (NP_4 (NNS_1 stones))))) (PP_2 (IN_0 by) (NP_3 (NNP_1 Quechua)))))))) (DOT_0 .)))