A man on a cellphone sits on the sidewalk looking at the camera while a woman sits near him.
A man sits next to his wife looking at a camera
Although a woman sits near him, it does not imply it is his wife.
exists e1 e2 p1 x1 x2 x3 x4.(n_camera(x4) & n_male(x3) & n_sidewalk(x3) & for(e1,e2) & at(e2,x4) & Actor(e2,x1) & v_look(e2) & exists e3 x5.(near(e3,x3) & Actor(e3,x5) & v_sit(e3) & n_woman(x5)) & while(e1,p1) & on(e1,x3) & Actor(e1,x1) & v_sit(e1) & on(x1,x2) & n_cellphone(x2) & n_man(x1))
exists e1 e2 x1 x2 x3.(for(e1,e2) & at(e2,x3) & n_camera(x3) & Actor(e2,x1) & v_look(e2) & to(e1,x2) & n_wife(x2) & of(x2,x1) & n_male(x1) & r_next(e1) & Actor(e1,x1) & v_sit(e1) & n_man(x1))