A campsite with tents and picnic tables.
The campsite is indoors and only has trailers.
The campsite either has tents and picnic tables, or only has trailers.
exists x1 x2 x3 x4 x5.(a_topic(x1) & with(x1,x2) & subset_of(x4,x2) & n_table(x4) & of(x4,x5) & n_picnic(x5) & subset_of(x3,x2) & n_tent(x3) & n_campsite(x1))
exists e1 p1 s1 x1 x2.(n_campsite(x1) & a_only(s1) & Manner(e1,s1) & Theme(e1,x2) & Actor(e1,x1) & v_have(e1) & n_trailer(x2) & exists x3.((x1 = x3) & n_indoor(x3)))