There is a train accident and the medical team is there to help with the victims while spectators look on.
The medical team is leaving the scene.
The medical team is not leaving because they are there to help.
exists p1 p2 s1 s2 s3 x1 x2 x5.(n_victim(x5) & n_team(x2) & a_medical(s2) & Theme(s2,x2) & a_medical(s1) & Theme(s1,x2) & Topic(s3,p2) & exists e1 p3.(exists e2 p4 x6.(exists s4.(Theme(s4,x6) & a_on(s4)) & Topic(e2,p4) & Actor(e2,x6) & v_look(e2) & n_spectator(x6)) & while(e1,p3) & with(e1,x5) & Actor(e1,x2) & v_help(e1)) & Theme(s3,x2) & a_there(s3) & exists x3 x4.((x1 = x3) & n_accident(x3) & of(x3,x4) & n_train(x4)))
exists e1 s1 x1 x2.(n_scene(x2) & n_team(x1) & a_medical(s1) & Theme(s1,x1) & Theme(e1,x2) & Actor(e1,x1) & v_leave(e1))