She discovered n<apostrophe>t let remains , , Of rough classes .
(ROOT_0 (S_0 (ATS_3 (NP_1 (PRP_0 She)) (VP_4 (ATVP_1 (VBD_1 discovered) (RB_1 n<apostrophe>t)) (VP_5 (ATVP_3 (ATVP_2 (ATVP_2 (VB_0 let) (NP_4 (NNS_1 remains))) (COMMA_0 ,)) (COMMA_0 ,)) (PP_0 (IN_1 Of) (NP_2 (JJ_1 rough) (NNS_1 classes)))))) (DOT_0 .)))