while morning <apostrophe>ll teach only , heavy .
(ROOT_0 (S_0 (ATS_3 (NP_1 (IN_2 while) (NN_3 morning)) (VP_4 (MD_0 <apostrophe>ll) (VP_1 (VB_0 teach) (ADJP_0 (ATADJP_0 (JJ_1 only) (COMMA_0 ,)) (JJ_1 heavy))))) (DOT_0 .)))