Man is enthralled with huge iridescent bubble floating overhead.
There is a huge bubble overhead.
Huge iridescent bubble is just a more specific way of saying huge bubble.
exists e2 e1 s1 s2 x1 x2 x3 x4.(with(e1,x2) & Theme(e2,x4) & Actor(e2,x3) & v_float(e2) & n_overhead(x4) & (x2 = x3) & n_bubble(x2) & a_iridescent(s2) & Theme(s2,x2) & a_huge(s1) & Theme(s1,x2) & Theme(e1,x1) & v_enthral(e1) & n_man(x1))
exists p1 x1 s1 x2 x3.((x1 = x2) & n_overhead(x2) & of(x2,x3) & n_bubble(x3) & a_huge(s1) & Theme(s1,x2))