Two black guys, with hoes, are working a field, preparing it for farming or gardening.
Two guys are readying a field to start the spring planting.
Preparing a field does not imply that it is being prepped for spring planting.
exists e2 e1 s1 x1 x2 x3 x4.(for(e1,e2) & for(e2,x4) & (n_farm(x4) | n_garden(x4)) & Theme(e2,x2) & Actor(e2,x1) & v_prepare(e2) & n_thing(x2) & Theme(e1,x3) & Actor(e1,x1) & v_work(e1) & n_field(x3) & with(x1,x2) & n_hoe(x2) & n_guy(x1) & a_black(s1) & Theme(s1,x1) & card_eq_2(x1))
exists e1 p1 x1 x2 x3 x4 x5.(n_planting(x4) & of(x4,x5) & n_spring(x5) & Topic(e1,p1) & exists e2.(Theme(e2,x4) & Actor(e2,x1) & v_start(e2)) & Theme(e1,x3) & Actor(e1,x2) & v_ready(e1) & n_field(x3) & n_guy(x2) & card_eq_2(x2) & n_guy(x1) & card_eq_2(x1))