Two emergency responders are at the scene of an incident.
The emergency responders are at a car accident.
The scene of an accident has not been imply to be a car accident.
exists p1 x1 x2 x3.(n_scene(x3) & exists x4.(at(x1,x3) & of(x3,x4) & n_incident(x4)) & n_responder(x1) & of(x1,x2) & n_emergency(x2) & card_eq_2(x1))
exists p1 x1 x2.(n_responder(x1) & of(x1,x2) & n_emergency(x2) & exists x3 x4.(at(x1,x3) & n_accident(x3) & of(x3,x4) & n_car(x4)))