Firefighters converse with a man at the scene of an emergency.
The firefighters talked to the man at the scene about what he saw.
The firefighters could be talking to the man about something other than what he saw at the scene of the emergency.
exists e1 x1 x2 x3 x4.(n_scene(x3) & at(e1,x3) & of(x3,x4) & n_emergency(x4) & with(e1,x2) & n_man(x2) & Actor(e1,x1) & v_converse(e1) & n_firefighter(x1))
exists e1 x1 x2 x3.(n_male(x2) & n_scene(x3) & n_man(x2) & n_firefighter(x1) & exists e2 x4.(n_thing(x4) & about(e1,x4) & Theme(e2,x4) & Actor(e2,x2) & v_see(e2)) & at(e1,x3) & to(e1,x2) & Actor(e1,x1) & v_talk(e1))