A man with sunglasses is talking on a cellphone.
It is a bright sunny day.
sunglasses doesn't always mean sunny day.
exists e1 x1 x2 x3.(on(e1,x3) & n_cellphone(x3) & Actor(e1,x1) & v_talk(e1) & with(x1,x2) & n_sunglass(x2) & n_man(x1))
exists p1 x1.(n_thing(x1) & exists s1 s2 x2.((x1 = x2) & n_day(x2) & a_sunny(s2) & Theme(s2,x2) & a_bright(s1) & Theme(s1,x2)))