A man operates a small piece of equipment.
A man is operating small equipment
" small equipment " is a rephrase of " small piece of equipment ".
exists e1 s1 x1 x2 x3.(Theme(e1,x2) & Actor(e1,x1) & v_operate(e1) & of(x2,x3) & n_equipment(x3) & n_piece(x2) & a_small(s1) & Theme(s1,x2) & n_man(x1))
exists e1 s1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_operate(e1) & n_equipment(x2) & a_small(s1) & Theme(s1,x2) & n_man(x1))