Soldiers stand next to a tank.
soldiers in a war
soldiers standing next to tank doesn't imply being in war
exists e1 x1 x2.(to(e1,x2) & n_tank(x2) & r_next(e1) & Actor(e1,x1) & v_stand(e1) & n_soldier(x1))
exists x1 x2.(a_topic(x1) & in(x1,x2) & n_war(x2) & n_soldier(x1))