premise: Three men pose for a picture while standing in front of table at a conference.
hypothesis: the men are flying an airplane
explanation_1: The men pose for a picture in sentence one, so they can not be flying an airplane in sentence two
explanation_2: The men cannot be flying an airplane and standing in front of a conference table at the same time.
explanation_3: If men are flying an airplane, then those same men be standing in front of a table at a conference.
premise_logic: exists e1 e2 x1 x2 x3 x4 x5.(while(e1,e2) & at(e2,x5) & n_conference(x5) & in(e2,x3) & of(x3,x4) & n_table(x4) & n_front(x3) & Actor(e2,x1) & v_stand(e2) & for(e1,x2) & n_picture(x2) & Actor(e1,x1) & v_pose(e1) & n_man(x1) & card_eq_3(x1))
hypothesis_logic: exists e1 x1 x2.(n_man(x1) & Theme(e1,x2) & Actor(e1,x1) & v_fly(e1) & n_airplane(x2))