A girl plugging her nose underwater.
The person underwater has her nose plugged
A girl is a person.  And plugging your nose will leave it plugged
exists e1 x1 x2 x3 x4.(a_topic(x1) & Theme(e1,x3) & Actor(e1,x2) & v_plug(e1) & n_underwater(x3) & of(x3,x4) & n_nose(x4) & of(x3,x1) & n_female(x1) & (x1 = x2) & n_girl(x1))
exists e1 p1 x1 x3.(n_nose(x3) & of(x3,x1) & n_female(x1) & n_person(x1) & Actor(e1,x1) & v_plug(e1) & exists e2 x2.(Theme(e2,x3) & Actor(e2,x2) & v_have(e2) & n_underwater(x2)) & that(x1,p1))