A parked motorcycle sits among other parked motorcycles.
the motorcycle is in my bedroom
There wouldn't be room for a motorcycle among multiple motorcycles in a bedroom.
exists e1 s1 s2 s3 x1 x2.(among(e1,x2) & -(x2 = x1) & n_motorcycle(x1) & n_motorcycle(x1) & a_parked(s3) & Theme(s3,x1) & n_motorcycle(x2) & a_parked(s2) & Theme(s2,x2) & Actor(e1,x1) & v_sit(e1) & a_parked(s1) & Theme(s1,x1))
exists p1 x1 x2.(n_bedroom(x2) & of(x2,x1) & n_person(x1) & n_motorcycle(x1) & in(x1,x2))