premise: A group of men are sitting and standing a courtyard, some of them are reading books and some are talking.
hypothesis: Men are throwing books and talking outside in a courtyard.
explanation_1: The men cannot be reading books at the same time they are throwing them.
explanation_2: Reading books and throwing books are impossible to do at the same time.
explanation_3: One either has to be reading books or throwing them.
premise_logic: exists e4 e3 e2 e1 x1 x2 x3 x4 x5 x6 x7.(Actor(e4,x7) & v_talk(e4) & n_thing(x7) & while(e3,e2) & Theme(e3,x6) & Actor(e3,x4) & v_read(e3) & n_book(x6) & rel(x4,x5) & of(x5,x1) & n_thing(x1) & n_thing(x5) & n_courtyard(x4) & Actor(e2,x3) & v_stand(e2) & n_thing(x3) & Actor(e1,x1) & v_sit(e1) & of(x1,x2) & n_man(x2) & n_group(x1))
hypothesis_logic: exists e2 e1 s1 s2 x1 x2 x3 x4 x5.(in(e2,x5) & n_courtyard(x5) & a_outside(s2) & Manner(e2,s2) & Actor(e2,x4) & v_talk(e2) & n_man(x4) & in(e1,x3) & n_courtyard(x3) & a_outside(s1) & Manner(e1,s1) & Theme(e1,x2) & Actor(e1,x1) & v_throw(e1) & n_book(x2) & n_man(x1))