A group of people doing exercises outdoors.
The people are doing yoga.
Not all exercises people doing outdoors are yoga.
exists e1 x1 x2 x3 x4 x5.(a_topic(x1) & of(x1,x2) & Theme(e1,x4) & Actor(e1,x3) & v_do(e1) & n_outdoors(x4) & of(x4,x5) & n_exercise(x5) & (x2 = x3) & n_people(x2) & n_group(x1))
exists e1 x1 x2.(n_people(x1) & Theme(e1,x2) & Actor(e1,x1) & v_do(e1) & n_yoga(x2))