Several children are around a table with a light blue tablecloth.
They are celebrating a birthday.
This first sentence does not necessarily mean it is a birthday.
exists p1 s1 x1.(exists s2 s3 x2 x3.(around(x1,x2) & with(x2,x3) & n_tablecloth(x3) & a_blue(s3) & Theme(s3,x3) & a_light(s2) & Theme(s2,x3) & n_table(x2)) & n_child(x1) & a_several(s1) & Theme(s1,x1))
exists e1 x1 x2.(n_thing(x1) & Theme(e1,x2) & Actor(e1,x1) & v_celebrate(e1) & n_birthday(x2))