A photographer in blue shirt smoking in the middle of a street.
A band plays music in a field.
The subject is either a band or a photographer
exists s1 x1 x2 x3 x4 x5.(n_middle(x4) & a_topic(x1) & in(x1,x2) & in(x2,x4) & of(x4,x5) & n_street(x5) & n_smoking(x2) & of(x2,x3) & n_shirt(x3) & a_blue(s1) & Theme(s1,x2) & n_photographer(x1))
exists e1 x1 x2 x3.(in(e1,x3) & n_field(x3) & Theme(e1,x2) & Actor(e1,x1) & v_play(e1) & n_music(x2) & n_band(x1))