The black dog is jumping into the pool to catch a rubber chicken in its mouth.
Black is playing with rubber chicken.
"A dog is playing" is a rephrasing of "a dog is jumping around".
exists e1 p1 s1 s2 x1 x2 x5.(n_mouth(x5) & of(x5,x2) & n_thing(x2) & n_pool(x2) & n_dog(x1) & a_black(s2) & Theme(s2,x1) & a_black(s1) & Theme(s1,x1) & Topic(e1,p1) & exists e2 x3 x4.(in(e2,x5) & Theme(e2,x3) & Actor(e2,x1) & v_catch(e2) & n_chicken(x3) & of(x3,x4) & n_rubber(x4)) & into(e1,x2) & Actor(e1,x1) & v_jump(e1))
exists e1 x1 x2 x3.(ne_nam_black(x1) & with(e1,x2) & n_chicken(x2) & of(x2,x3) & n_rubber(x3) & Actor(e1,x1) & v_play(e1))