A large group of men in military garb standing on a field with a crowd behind them.
Marines holding back protesters.
They are either holding back protesters or standing with a crowd.
exists e1 s1 s2 x1 x2 x3 x4 x5 x6.(a_topic(x1) & with(e1,x6) & behind(x6,x1) & n_thing(x1) & n_crowd(x6) & on(e1,x5) & n_field(x5) & Actor(e1,x4) & v_stand(e1) & (x1 = x4) & of(x1,x2) & in(x2,x3) & n_garb(x3) & a_military(s2) & Theme(s2,x3) & n_man(x2) & n_group(x1) & a_large(s1) & Theme(s1,x1))
exists e1 s1 x1 x2.(ne_per_marines(x1) & a_back(s1) & Manner(e1,s1) & Theme(e1,x2) & Actor(e1,x1) & v_hold(e1) & n_protester(x2))