premise: A man running a marathon talks to his friend.
hypothesis: There is a man running.
explanation_1: Whether running a marathon or a race he is running.
explanation_2: There is a man running a marathon who is talking to his friend.
explanation_3: A man is running in a marathon
premise_logic: exists e1 x1 x2 x3 x4 x5.(a_topic(x1) & Theme(e1,x3) & Actor(e1,x2) & v_run(e1) & to(x3,x5) & n_friend(x5) & of(x5,x1) & n_male(x1) & n_talk(x3) & of(x3,x4) & n_marathon(x4) & (x1 = x2) & n_man(x1))
hypothesis_logic: exists p1 x1 e1 x2 x3.((x1 = x2) & Actor(e1,x3) & v_run(e1) & (x2 = x3) & n_man(x2))