A cyclist drinks water.
A fat cyclist drinks water.
A cyclist does not have to be fat.
exists x1 x2 x3.(a_topic(x1) & n_water(x1) & of(x1,x3) & n_drink(x3) & of(x1,x2) & n_cyclist(x2))
exists s1 x1 x2 x3.(a_topic(x1) & n_water(x1) & of(x1,x3) & n_drink(x3) & of(x1,x2) & n_cyclist(x2) & a_fat(s1) & Theme(s1,x1))