premise: Two men, in their later years, one wearing a hat, the other wearing glasses are fixing some sort of machine.
hypothesis: The men are trying to fix a car.
explanation_1: Just because the men are fixing a machine does not imply that the machine is a car.
explanation_2: The machine does not have to be a car.
explanation_3: Machines are not always a car.
premise_logic: exists e3 e2 e4 e1 s1 x1 x2 x3 x4 x5 x6 x7 x8 x9.(-(x7 = x7) & n_glass(x7) & Actor(e3,x7) & v_wear(e3) & Actor(e2,x7) & v_wear(e2) & Theme(e4,x8) & Actor(e4,x1) & v_fix(e4) & of(x8,x9) & n_machine(x9) & n_sort(x8) & subset_of(x7,x1) & subset_of(x2,x1) & in(x2,x3) & rel(x3,x4) & Theme(e1,x6) & Actor(e1,x5) & v_wear(e1) & n_hat(x6) & (x4 = x5) & n_thing(x4) & card_eq_1(x4) & n_year(x3) & a_later(s1) & Theme(s1,x3) & of(x3,x2) & n_thing(x2) & n_man(x2) & card_eq_2(x2))
hypothesis_logic: exists e1 p1 x1.(n_man(x1) & Topic(e1,p1) & Actor(e1,x1) & v_try(e1) & exists e2 x2.(Theme(e2,x2) & Actor(e2,x1) & v_fix(e2) & n_car(x2)))