premise: A dark-haired man is smiling while in a storage unit while four other men stand outside the unit watching.
hypothesis: Four men are watching the storage unit.
explanation_1: Since four other men stand outside the unit watching, four men are watching the storage unit.
explanation_2: Four other men are four men.
explanation_3: the four men are watching the storage unit because the other man is in the storage unit smile
premise_logic: exists e1 p1 s1 x1 x2 x3.(exists e3 e2 x4 x5.(outside(e2,x2) & Actor(e3,x5) & v_watch(e3) & (x2 = x5) & Actor(e2,x4) & v_stand(e2) & -(x4 = x1) & n_man(x4) & card_eq_4(x4)) & n_unit(x2) & n_unit(x2) & n_man(x1) & n_man(x1) & while(e1,p1) & in(e1,x2) & of(x2,x3) & n_storage(x3) & r_while(e1) & Actor(e1,x1) & v_smile(e1) & a_dark-haired(s1) & Theme(s1,x1))
hypothesis_logic: exists e1 x1 x2 x3.(n_unit(x2) & of(x2,x3) & n_storage(x3) & Theme(e1,x2) & Actor(e1,x1) & v_watch(e1) & n_man(x1) & card_eq_4(x1))