A white dog is running towards the red Frisbee on the grass.
A white dog is outside chasing a frisbee.
Implied it is outdoors since the dog is running on grass.
exists e1 s1 s2 x1 x2 x3.(n_grass(x3) & n_frisbee(x2) & a_red(s2) & Theme(s2,x2) & on(e1,x3) & towards(e1,x2) & Actor(e1,x1) & v_run(e1) & n_dog(x1) & a_white(s1) & Theme(s1,x1))
exists e1 s1 s2 x1 x2.(a_outside(s2) & Manner(e1,s2) & Theme(e1,x2) & Actor(e1,x1) & v_chase(e1) & n_frisbee(x2) & n_dog(x1) & a_white(s1) & Theme(s1,x1))