gravel of the then brown and <apostrophe>s turned alpaca of the aura : it looked n<apostrophe>t stones .
(ROOT_0 (S_0 (ATS_3 (ATS_4 (S_1 (NP_0 (NP_5 (NN_3 gravel)) (PP_0 (IN_1 of) (NP_4 (ATNP_0 (ATNP_2 (DT_0 the) (ADJP_0 (RB_0 then) (JJ_0 brown))) (CC_0 and)) (POS_0 <apostrophe>s)))) (VP_5 (ATVP_3 (VBD_2 turned) (NP_2 (NN_3 alpaca))) (PP_0 (IN_1 of) (NP_5 (DT_0 the) (NN_2 aura))))) (COLON_0 :)) (S_1 (NP_0 (PRP_1 it)) (VP_5 (VBD_1 looked) (ADVP_0 (RB_1 n<apostrophe>t) (NP_4 (NNS_1 stones)))))) (DOT_0 .)))