The man, with no shirt, reaches into a bucket to extract the substance inside.
A man is reaching into a bucket to grab a handful of feed for his pigs.
The substance inside a bucket need not necessarily be a feed for pigs.
exists x1 x4 x5.(n_inside(x4) & of(x4,x5) & n_substance(x5) & n_man(x1) & -exists e1 p1 x2 x3.(into(e1,x3) & Topic(x3,p1) & exists e2.(Theme(e2,x4) & Actor(e2,x3) & v_extract(e2)) & n_bucket(x3) & Actor(e1,x1) & v_reach(e1) & with(x1,x2) & n_shirt(x2)))
exists e1 p1 x1 x2 x3 x6.(Topic(e1,p1) & exists e2 x4 x5.(Theme(e2,x4) & Actor(e2,x1) & v_grab(e2) & for(x4,x6) & of(x4,x5) & n_feed(x5) & n_handful(x4)) & n_pig(x6) & of(x6,x1) & n_male(x1) & into(e1,x3) & n_bucket(x3) & Actor(e1,x2) & v_reach(e1) & n_man(x2) & n_man(x1))