A person dressed in a yellow animated costume in a public area.
A man is dressed as Big Bird.
Yellow animated costume is not necessarily Big Bird.
exists e1 s1 s2 s3 x1 x2 x3.(in(e1,x3) & n_area(x3) & a_public(s3) & Theme(s3,x3) & in(e1,x2) & n_costume(x2) & a_animated(s2) & Theme(s2,x2) & a_yellow(s1) & Theme(s1,x2) & Theme(e1,x1) & v_dress(e1) & n_person(x1))
exists e1 s1 x1 x2.(ne_nam_bird(x2) & a_big(s1) & Theme(s1,x2) & as(e1,x2) & Theme(e1,x1) & v_dress(e1) & n_man(x1))