there was than one purple friend knoll .
(ROOT_0 (S_0 (ATS_3 (NP_1 (EX_0 there)) (VP_4 (VBD_2 was) (PP_0 (IN_1 than) (NP_6 (ATNP_1 (ATNP_0 (CD_0 one) (JJ_1 purple)) (NN_0 friend)) (NN_1 knoll))))) (DOT_0 .)))