Three males with red microphones on a green sporting field of some sort.
Some men are standing on a football field.
The three males are not necessarily standing on a football field. They could also be sitting. There are many other kinds of fields they could be on besides a football field such as a soccer field or cross country field.
exists s1 s2 x1 x2 x3 x4 x5.(a_topic(x1) & with(x1,x2) & on(x2,x3) & of(x3,x5) & n_sort(x5) & n_field(x3) & of(x3,x4) & n_sporting(x4) & a_green(s2) & Theme(s2,x3) & n_microphone(x2) & a_red(s1) & Theme(s1,x2) & n_male(x1) & card_eq_3(x1))
exists e1 x1 x2 x3.(on(e1,x2) & n_field(x2) & of(x2,x3) & n_football(x3) & Actor(e1,x1) & v_stand(e1) & n_man(x1))