An audience of senior citizens in a room with lighted Christmas trees.
There are senior citizens indoors.
Room shows that one is indoors.
exists s1 s2 x1 x2 x3 x4 x5.(a_topic(x1) & of(x1,x2) & in(x2,x3) & with(x3,x4) & n_tree(x4) & (x4 = x5) & ne_tim_christmas(x5) & a_lighted(s2) & Theme(s2,x4) & n_room(x3) & n_citizen(x2) & a_senior(s1) & Theme(s1,x2) & n_audience(x1))
exists p1 x1 s1 x2 x3.((x1 = x2) & Time(x2,x3) & n_indoor(x3) & n_citizen(x2) & a_senior(s1) & Theme(s1,x2))