An older man drinks from a wineglass.
A man is drinking from a wineglass.
Drinks and is drinking are different forms of the same word.
exists s1 x1 x2 x3.(a_topic(x1) & from(x1,x3) & n_wineglass(x3) & n_drink(x1) & of(x1,x2) & n_man(x2) & r_more(s1) & a_older(s1) & Theme(s1,x1))
exists e1 x1 x2.(from(e1,x2) & n_wineglass(x2) & Actor(e1,x1) & v_drink(e1) & n_man(x1))