A man in blue shorts and a t-shirt is slicing tomatoes on a dining table.
A person watching TV in the living room
Watching TV and slicing are different activities.  A dining table is not found in the living room.
exists e1 s1 x1 x2 x3 x4 x5 x6 x7.(on(e1,x6) & n_table(x6) & of(x6,x7) & n_dining(x7) & Theme(e1,x5) & Actor(e1,x1) & v_slice(e1) & n_tomato(x5) & subset_of(x4,x1) & n_t-shirt(x4) & subset_of(x2,x1) & in(x2,x3) & n_shorts(x3) & a_blue(s1) & Theme(s1,x3) & n_man(x2))
exists e1 x1 x2 x3 x4 x5.(n_room(x4) & of(x4,x5) & n_living(x5) & a_topic(x1) & in(e1,x4) & Theme(e1,x3) & Actor(e1,x2) & v_watch(e1) & n_tv(x3) & (x1 = x2) & n_person(x1))