premise: A man with a checkered shirt on is giving a powerpoint presentation to people.
hypothesis: the man is talking
explanation_1: The man is talking because he is giving a presentation.
explanation_2: Powerpoint presentations typically involve talking.
explanation_3: The man giving a presentation, is talking.
premise_logic: exists e1 s1 s2 x1 x2 x3 x4 x5 x6.(to(e1,x6) & n_people(x6) & Theme(e1,x4) & Actor(e1,x1) & v_give(e1) & n_presentation(x4) & of(x4,x5) & n_powerpoint(x5) & with(x1,x2) & Theme(s2,x3) & a_on(s2) & (x2 = x3) & n_shirt(x2) & a_checkered(s1) & Theme(s1,x2) & n_man(x1))
hypothesis_logic: exists e1 x1.(n_man(x1) & Actor(e1,x1) & v_talk(e1))