Four people walk down a city sidewalk- three facing the camera one away.
The people are tourists.
No way to know that they are tourists.
exists e1 e2 s1 s2 s3 x1 x2 x3 x4 x5 x6 x7.(n_camera(x6) & Time(e2,x7) & card_eq_1(x7) & a_away(s3) & Manner(e2,s3) & a_down(s2) & Manner(e2,s2) & Theme(e2,x2) & Actor(e2,x1) & v_walk(e2) & Theme(s1,x4) & Actor(s1,x3) & a_sidewalk-(s1) & Theme(e1,x6) & Actor(e1,x5) & v_face(e1) & (x4 = x5) & n_thing(x4) & card_eq_3(x4) & (x2 = x3) & n_city(x2) & n_people(x1) & card_eq_4(x1))
exists p1 x1.(n_people(x1) & exists x2.((x1 = x2) & n_tourist(x2)))