A man in a security vest is smiling for the picture.
A tourist is taking a picture of a man.
Men smile without a tourist taking pictures of them.
exists e1 x1 x2 x3 x4.(n_picture(x4) & for(e1,x4) & Actor(e1,x1) & v_smile(e1) & in(x1,x2) & n_vest(x2) & of(x2,x3) & n_security(x3) & n_man(x1))
exists e1 x1 x2 x3.(Theme(e1,x2) & Actor(e1,x1) & v_take(e1) & of(x2,x3) & n_man(x3) & n_picture(x2) & n_tourist(x1))