A group of people admiring antique cars.
A group of people are indoors admiring cars.
Admiring antique cars can be done in many different places,not only indoors.
exists e1 s1 x1 x2 x3 x4.(a_topic(x1) & of(x1,x2) & Theme(e1,x4) & Actor(e1,x3) & v_admire(e1) & n_car(x4) & a_antique(s1) & Theme(s1,x4) & (x2 = x3) & n_people(x2) & n_group(x1))
exists p1 x1 x2.(exists e1 x3 x4 x5.((x1 = x3) & Theme(e1,x5) & Actor(e1,x4) & v_admire(e1) & n_car(x5) & (x3 = x4) & n_indoor(x3)) & of(x1,x2) & n_people(x2) & n_group(x1))