A man in some sort of establishment, smiling while he is taking off or putting on glasses.
A man is inside the optometrist office and is trying on new glasses.
Not all establishments are an optometrist office.  Taking off or putting on glasses does not imply he is trying on new glasses.
exists e1 p1 x1 x2 x3 x4.((exists e2 s1 x5.(a_off(s1) & Manner(e2,s1) & Theme(e2,x5) & Actor(e2,x1) & v_take(e2) & n_glass(x5)) | exists e3 x6.(on(e3,x6) & n_glass(x6) & Actor(e3,x1) & v_put(e3))) & n_male(x1) & while(e1,p1) & Actor(e1,x1) & v_smile(e1) & in(x1,x2) & of(x2,x4) & n_establishment(x4) & Time(x2,x3) & n_sort(x3) & n_thing(x2) & n_man(x1))
exists e1 p1 s1 x1 x2 x3 x4 x5 x6.(n_office(x2) & of(x2,x3) & n_optometrist(x3) & on(e1,x6) & n_glass(x6) & a_new(s1) & Theme(s1,x6) & Theme(e1,x5) & Actor(e1,x4) & v_try(e1) & n_thing(x5) & n_man(x4) & inside(p1,x2) & exists x7.((x1 = x7) & n_thing(x7)) & n_man(x1))