I should colder and lower <apostrophe>m . .
(ROOT_0 (S_0 (ATS_3 (ATS_3 (NP_1 (PRP_0 I)) (VP_4 (ATVP_1 (MD_0 should) (ADVP_0 (ATADVP_4 (JJR_0 colder) (CC_0 and)) (JJR_0 lower))) (VP_5 (VBP_0 <apostrophe>m)))) (DOT_0 .)) (DOT_0 .)))