A yellow bulldozer working to move dirt.
A bulldozer is picking up dirt.
A bulldozer is picking up dirt implies a yellow bulldozer
exists e1 p1 s1 x1 x2.(a_topic(x1) & Topic(e1,p1) & Actor(e1,x2) & v_work(e1) & exists e2 x3.(Theme(e2,x3) & Actor(e2,x2) & v_move(e2) & n_dirt(x3)) & (x1 = x2) & n_bulldozer(x1) & a_yellow(s1) & Theme(s1,x1))
exists e1 s1 x1 x2.(a_up(s1) & Manner(e1,s1) & Theme(e1,x2) & Actor(e1,x1) & v_pick(e1) & n_dirt(x2) & n_bulldozer(x1))