premise: An older man sitting on a stool on the sidewalk playing a violin.
hypothesis: An old man plays the violin on the sidewalk.
explanation_1: Older means [relatively] old; 'plays the violin' can mean playing a violin; since the stool where he sits is on the sidewalk, he is by extension on the sidewalk.
explanation_2: An old man plays the violin
explanation_3: A VIOLIN CAN BE PLAYED BY SITTING ON A STOOL
premise_logic: exists e1 e2 s1 x1 x2 x3 x4 x5.(n_sidewalk(x4) & a_topic(x1) & for(e1,e2) & Theme(e2,x5) & Actor(e2,x2) & v_play(e2) & n_violin(x5) & on(e1,x4) & on(e1,x3) & n_stool(x3) & Actor(e1,x2) & v_sit(e1) & (x1 = x2) & n_man(x1) & r_more(s1) & a_older(s1) & Theme(s1,x1))
hypothesis_logic: exists e1 s1 x1 x2 x3.(n_sidewalk(x3) & n_violin(x2) & on(e1,x3) & Theme(e1,x2) & Actor(e1,x1) & v_play(e1) & n_man(x1) & a_old(s1) & Theme(s1,x1))