premise: A young man rolling up the sleeves on his sweater.
hypothesis: The teenager touches his sweater.
explanation_1: The young man's sleeves on his sweater were too long so he had to roll them up causing him to touch his sweater.
explanation_2: A teenager touches the sleeves of his sweater.
explanation_3: A young man is a teenager.
premise_logic: exists e1 s1 s2 x1 x2 x3 x4.(n_sweater(x4) & of(x4,x3) & n_male(x3) & n_sleeve(x3) & a_topic(x1) & on(e1,x4) & a_up(s2) & Manner(e1,s2) & Theme(e1,x3) & Actor(e1,x2) & v_roll(e1) & (x1 = x2) & n_man(x1) & a_young(s1) & Theme(s1,x1))
hypothesis_logic: exists e1 x1 x2.(n_sweater(x2) & of(x2,x1) & n_male(x1) & n_teenager(x1) & Theme(e1,x2) & Actor(e1,x1) & v_touch(e1))