A woman with large sunglasses happens to be hula hooping.
A woman is hula hooping
The second sentence does seem to be able to be inferred from the first sentence as the woman is described as hula hooping.
exists e1 p1 s1 x1 x2.(Topic(e1,p1) & Actor(e1,x1) & v_happen(e1) & exists p2 s2 x3.((x1 = x3) & n_hooping(x3) & a_hula(s2) & Theme(s2,x3)) & with(x1,x2) & n_sunglass(x2) & a_large(s1) & Theme(s1,x2) & n_woman(x1))
exists p1 x1.(exists s1 x2.((x1 = x2) & n_hooping(x2) & a_hula(s1) & Theme(s1,x2)) & n_woman(x1))