Five people playing string instruments in public.
Five people playing classic string music in public.
Five people playing string instruments in public does not necessary that they are playing classic string music in public.
exists e1 x1 x2 x3 x4 x5.(a_topic(x1) & in(e1,x5) & n_public(x5) & Theme(e1,x3) & Actor(e1,x2) & v_play(e1) & n_instrument(x3) & of(x3,x4) & n_string(x4) & (x1 = x2) & n_people(x1) & card_eq_5(x1))
exists e1 s1 s2 x1 x2 x3 x4.(a_topic(x1) & in(e1,s2) & Theme(s2,x2) & a_public(s2) & Theme(e1,x3) & Actor(e1,x2) & v_play(e1) & n_music(x3) & of(x3,x4) & n_string(x4) & a_classic(s1) & Theme(s1,x3) & (x1 = x2) & n_people(x1) & card_eq_5(x1))