A man jumping with a pole at the beach.
A man tanning on a nude beach.
Anyone who is jumping with a pole is not actively tanning.
exists e1 x1 x2 x3 x4.(n_beach(x4) & a_topic(x1) & with(e1,x3) & at(x3,x4) & n_pole(x3) & Actor(e1,x2) & v_jump(e1) & (x1 = x2) & n_man(x1))
exists e1 s1 x1 x2 x3.(a_topic(x1) & on(e1,x3) & n_beach(x3) & a_nude(s1) & Theme(s1,x3) & Actor(e1,x2) & v_tan(e1) & (x1 = x2) & n_man(x1))