Two young children petting a brown cow.
Two young children pet a cow at a petting zoo.
A petting zoo is not the only place where children can pet a cow.
exists e1 s1 s2 x1 x2 x3.(a_topic(x1) & Theme(e1,x3) & Actor(e1,x2) & v_pet(e1) & n_cow(x3) & a_brown(s2) & Theme(s2,x3) & (x1 = x2) & n_child(x1) & a_young(s1) & Theme(s1,x1) & card_eq_2(x1))
all x1.(n_cow(x1) -> exists s1 s2 x2 x3 x4.(a_topic(x2) & at(x2,x4) & n_zoo(x4) & a_petting(s2) & Theme(s2,x4) & for(x2,x1) & n_pet(x2) & of(x2,x3) & n_child(x3) & a_young(s1) & Theme(s1,x2) & card_eq_2(x2)))