A couple on a beach, the woman is touching the man's face.
A woman caresses a mans face while on the beach.
The couple are being affectionate.  Caressing is more than just touching and implies affection.
exists e1 x1 x2 x3 x4 x5.(n_face(x3) & of(x3,x2) & n_man(x2) & n_woman(x1) & rel(e1,x4) & on(x4,x5) & n_beach(x5) & n_couple(x4) & Theme(e1,x3) & Actor(e1,x1) & v_touch(e1))
exists e1 x1 x2 x3 x4.(n_beach(x4) & on(e1,x4) & r_while(e1) & Theme(e1,x2) & Actor(e1,x1) & v_caress(e1) & n_face(x2) & of(x2,x3) & n_man(x3) & n_woman(x1))