A black and brown dog with a brown dog in a grassy field with patches of white.
The dogs are running through the field.
Dogs can be more colors than black and brown, and being in a field does not automatically imply running.
exists s1 s2 s3 s4 x1 x2 x3 x4 x5.(a_topic(x1) & with(x1,x2) & with(x2,x4) & of(x4,x5) & n_white(x5) & n_patch(x4) & in(x2,x3) & n_field(x3) & a_grassy(s4) & Theme(s4,x3) & n_dog(x2) & a_brown(s3) & Theme(s3,x2) & n_dog(x1) & a_brown(s2) & Theme(s2,x1) & a_black(s1) & Theme(s1,x1))
exists e1 x1 x2.(n_field(x2) & n_dog(x1) & through(e1,x2) & Actor(e1,x1) & v_run(e1))