A man fishing sitting under an umbrella.
The man is sleeping under a huge palm tree.
The man cannot be fishing and sleeping simultaneously
exists e1 x1 x2 x3 x4.(a_topic(x1) & under(e1,x4) & n_umbrella(x4) & Actor(e1,x3) & v_sit(e1) & (x1 = x3) & n_fishing(x1) & of(x1,x2) & n_man(x2))
exists e1 s1 x1 x2 x3.(n_man(x1) & under(e1,x2) & n_tree(x2) & of(x2,x3) & n_palm(x3) & a_huge(s1) & Theme(s1,x2) & Actor(e1,x1) & v_sleep(e1))