A man is in a superstore shopping for a Hawaiian shirt.
The man is planning on a vacation, and buying new clothes for the trip.
You can not infer he is planning a vacation.
exists p1 x1.(exists s1 x2 x3 x4.(in(x1,x2) & for(x2,x4) & n_shirt(x4) & a_hawaiian(s1) & Theme(s1,x4) & n_shopping(x2) & of(x2,x3) & n_superstore(x3)) & n_man(x1))
exists e1 e2 s1 x1 x2 x3 x4.(n_trip(x4) & n_man(x1) & Theme(e2,x3) & Actor(e2,x1) & v_buy(e2) & for(x3,x4) & n_clothes(x3) & a_new(s1) & Theme(s1,x3) & on(e1,x2) & n_vacation(x2) & Actor(e1,x1) & v_plan(e1))