The person towards the right is wearing riot uniform while people seem to be filing out.
A person is wearing a riot uniform
A person is wearing a riot uniform while people to be filling out
exists e1 p1 x1 x2 x3 x4.(n_right(x2) & n_person(x1) & exists e2 p2 x5.(Topic(e2,p2) & Actor(e2,x5) & v_seem(e2) & exists e3 x6.(Theme(e3,x6) & Actor(e3,x5) & v_file(e3) & n_out(x6)) & n_people(x5)) & while(e1,p1) & Theme(e1,x3) & Actor(e1,x1) & v_wear(e1) & n_uniform(x3) & of(x3,x4) & n_riot(x4) & towards(x1,x2))
exists e1 x1 x2 x3.(Theme(e1,x2) & Actor(e1,x1) & v_wear(e1) & n_uniform(x2) & of(x2,x3) & n_riot(x3) & n_person(x1))