premise: A middle-aged man in a green jacket is talking to another middle-aged man in a light blue tee-shirt.
hypothesis: Two old friends catching up with each other.
explanation_1: Catching up with each other implies talking to another.
explanation_2: A middle-aged man and another middle-aged man could be old friends
explanation_3: A man and another man equals two, and talking is a way of "catching up".
premise_logic: exists e1 s1 s2 s3 s4 s5 s6 x1 x2 x3 x4.(to(e1,x3) & in(x3,x4) & n_tee-shirt(x4) & a_blue(s6) & Theme(s6,x4) & a_light(s5) & Theme(s5,x4) & n_man(x3) & a_middle-aged(s4) & Theme(s4,x3) & -(x3 = x1) & n_man(x1) & n_man(x1) & a_middle-aged(s3) & Theme(s3,x1) & Actor(e1,x1) & v_talk(e1) & in(x1,x2) & n_jacket(x2) & a_green(s2) & Theme(s2,x2) & a_middle-aged(s1) & Theme(s1,x1))
hypothesis_logic: exists e1 s1 s2 x1.(a_up(s2) & Manner(e1,s2) & all x2.(n_other(x2) -> with(e1,x2)) & Actor(e1,x1) & v_catch(e1) & n_friend(x1) & a_old(s1) & Theme(s1,x1) & card_eq_2(x1))