Old man and tired dog sit outside cafe.
The man is drinking coffee.
the man may or may not be drinking coffee
exists e1 s1 x1 x2 x3 x4 x5.(outside(e1,x5) & n_cafe(x5) & Actor(e1,x1) & v_sit(e1) & n_dog(x3) & a_tired(s1) & Theme(s1,x3) & n_man(x2) & (x2 = x4) & ne_nam_old(x4) & subset_of(x3,x1) & subset_of(x2,x1))
exists e1 x1 x2.(n_man(x1) & Theme(e1,x2) & Actor(e1,x1) & v_drink(e1) & n_coffee(x2))