A man wearing straw hat is hiking while looking at the camera.
A man is hiking.
The fact that the man is hiking is directly restated in fewer word.
exists e2 e1 e3 x1 x2 x3 x4 x5.(n_camera(x5) & while(e2,e3) & at(e3,x5) & Actor(e3,x1) & v_look(e3) & Actor(e2,x1) & v_hike(e2) & Theme(e1,x3) & Actor(e1,x2) & v_wear(e1) & n_hat(x3) & of(x3,x4) & n_straw(x4) & (x1 = x2) & n_man(x1))
exists e1 x1.(Actor(e1,x1) & v_hike(e1) & n_man(x1))