A white dog walking beside a bicycler.
A white dog is named Tack.
One cannot assume that the dogs name is Tack.
exists e1 s1 x1 x2 x3.(a_topic(x1) & beside(e1,x3) & n_bicycler(x3) & Actor(e1,x2) & v_walk(e1) & (x1 = x2) & n_dog(x1) & a_white(s1) & Theme(s1,x1))
exists e1 s1 x1 x2.(Recipient(e1,x2) & Theme(e1,x1) & v_name(e1) & n_tack(x2) & n_dog(x1) & a_white(s1) & Theme(s1,x1))