`` from fleas teaching a Quechua <apostrophe><apostrophe>
(ROOT_0 (S_0 (ATS_2 (TICK_0 ``) (PP_1 (IN_1 from) (NP_2 (NP_4 (NNS_1 fleas)) (VP_2 (VBG_0 teaching) (NP_2 (DT_0 a) (NNP_1 Quechua)))))) (APOSTROPHE_0 <apostrophe><apostrophe>)))