Soldiers and civilians sitting at dining table.
The soldiers are on the frontline ready to shoot.
One cannot be sitting at a dining table while they are on the frontline ready to shoot.
exists e1 s1 x1 x2 x3 x4 x5.(a_topic(s1) & subset_of(x2,s1) & at(e1,x4) & n_table(x4) & of(x4,x5) & n_dining(x5) & Actor(e1,x3) & v_sit(e1) & (x2 = x3) & n_civilian(x2) & subset_of(x1,s1) & n_soldier(x1))
exists p1 x1 x2.(n_frontline(x2) & n_soldier(x1) & exists p2 s1 x3.(on(x1,x2) & Topic(s1,p2) & Actor(s1,x3) & a_ready(s1) & exists e1.(Actor(e1,x3) & v_shoot(e1)) & (x2 = x3)))