Two people wearing hats fish in a harbor, off the dock.
Two people are trying to catch dinner.
You can not infer they are trying to get dinner.
exists e1 x1 x2 x3 x4 x5 x6.(n_dock(x6) & a_topic(x1) & off(e1,x6) & in(e1,x5) & n_harbor(x5) & Theme(e1,x3) & Actor(e1,x2) & v_wear(e1) & n_fish(x3) & of(x3,x4) & n_hat(x4) & (x1 = x2) & n_people(x1) & card_eq_2(x1))
exists e1 p1 x1.(Topic(e1,p1) & Actor(e1,x1) & v_try(e1) & exists e2 x2.(Theme(e2,x2) & Actor(e2,x1) & v_catch(e2) & n_dinner(x2)) & n_people(x1) & card_eq_2(x1))