`` that discovered back and `` of burgundy stones she stifled the mounds .
(ROOT_0 (S_0 (ATS_3 (ATS_4 (ATS_0 (TICK_0 ``) (S_1 (NP_0 (DT_1 that)) (VP_5 (VBD_0 discovered) (PRT_0 (RP_0 back))))) (CC_0 and)) (S_1 (ATS_1 (ATS_2 (TICK_0 ``) (PP_1 (IN_1 of) (NP_2 (JJ_1 burgundy) (NNS_1 stones)))) (NP_0 (PRP_1 she))) (VP_3 (VBD_0 stifled) (NP_6 (DT_0 the) (NNS_1 mounds))))) (DOT_0 .)))