Many people leading a giant blow-up figure of Oscar the Grouch down a street.
a parade is underway
Leading a blow up figure down a street does not necessarily imply a parade.
exists e1 s1 s2 x1 x2 x3 x4 x5 x6.(ne_geo_oscar(x4) & a_topic(x1) & Theme(e1,x3) & Actor(e1,x2) & v_lead(e1) & down(x3,x6) & n_street(x6) & ne_geo_grouch(x5) & (x3 = x5) & of(x3,x4) & n_figure(x3) & a_blow-up(s2) & Theme(s2,x3) & a_giant(s1) & Theme(s1,x3) & (x1 = x2) & n_people(x1) & n_quantity(x1))
exists s1 x1.(Theme(s1,x1) & a_underway(s1) & n_parade(x1))