Soldiers in white, black, and read stand at attention with their guns.
they are in formation
Just because they are standing at attention does not mean they are in formation.
exists e1 s1 s2 x1 x2 x3 x4 x5 x6 x7 x8.(a_topic(x4) & Theme(e1,x6) & Actor(e1,x5) & v_read(e1) & with(x6,x8) & n_gun(x8) & of(x8,x1) & n_thing(x1) & at(x6,x7) & n_attention(x7) & n_stand(x6) & (x4 = x5) & n_soldier(x4) & a_topic(x1) & Theme(s2,x3) & a_black(s2) & (x1 = x3) & Theme(s1,x2) & a_white(s1) & (x1 = x2) & n_soldier(x1))
exists p1 x1.(n_thing(x1) & exists x2.(in(x1,x2) & n_formation(x2)))