A person in a backyard is jumping in the air.
The person is sitting on the couch.
A person has to be sitting or jumping.
exists e1 x1 x2 x3.(n_air(x3) & in(e1,x3) & Actor(e1,x1) & v_jump(e1) & in(x1,x2) & n_backyard(x2) & n_person(x1))
exists e1 x1 x2.(n_couch(x2) & n_person(x1) & on(e1,x2) & Actor(e1,x1) & v_sit(e1))