Troops stand ready at attention.
there are soldiers ready to work
Troops  is inferred as soldiers
exists e1 p1 x1 x2.(at(e1,x2) & n_attention(x2) & exists s1.(Theme(s1,x1) & a_ready(s1)) & Topic(e1,p1) & Actor(e1,x1) & v_stand(e1) & n_troops(x1))
exists p1 x1 p2 s1 x2 x3.((x1 = x2) & Topic(s1,p2) & Actor(s1,x3) & a_ready(s1) & exists e1.(Actor(e1,x3) & v_work(e1)) & (x2 = x3) & n_soldier(x2))