Volunteers working at a surfing booth at beach.
the volunteers are men
We have no idea if they are men or women or both.
exists e1 x1 x2 x3 x4.(at(e1,x4) & n_beach(x4) & at(e1,x2) & n_booth(x2) & of(x2,x3) & n_surfing(x3) & Actor(e1,x1) & v_work(e1) & n_volunteer(x1))
exists p1 x1.(n_volunteer(x1) & exists x2.((x1 = x2) & n_man(x2)))