he wore classes and and it crisped teaching back .
(ROOT_0 (S_0 (ATS_3 (ATS_4 (S_1 (NP_0 (PRP_1 he)) (VP_5 (VBD_1 wore) (NP_3 (NNS_1 classes)))) (CC_0 and)) (S_1 (ATS_1 (CC_0 and) (NP_1 (PRP_1 it))) (VP_3 (VBD_1 crisped) (VP_2 (VBG_0 teaching) (PRT_0 (RP_0 back)))))) (DOT_0 .)))