A child is enjoying the ducks on a fall day.
The ducks make the sound 'gobble', 'gobble' as they walk around.
The child either is or isn't present, and ducks do not make the sound 'gobble', 'gobble'.
exists e1 x1 x2 x3 x4.(n_duck(x2) & on(e1,x3) & n_day(x3) & of(x3,x4) & n_fall(x4) & Theme(e1,x2) & Actor(e1,x1) & v_enjoy(e1) & n_child(x1))
exists e1 p1 s1 s2 x1 x2 x3 x4.(n_thing(x2) & n_'(x2) & a_'gobble(s1) & Theme(s1,x2) & of(x2,x3) & n_sound(x3) & n_duck(x1) & exists e2 s3.(a_around(s3) & Manner(e2,s3) & Actor(e2,x2) & v_walk(e2)) & as(e1,p1) & Theme(e1,x2) & Actor(e1,x1) & v_make(e1) & rel(x2,x4) & n_'(x4) & a_'gobble(s2) & Theme(s2,x4))