A worker washers the side of a train with a brush.
a brush is used to clean a train
A worker is using a brush to clean a train.
exists e1 x1 x2 x3 x4.(n_side(x2) & Theme(e1,x2) & Actor(e1,x1) & v_washer(e1) & of(x2,x3) & with(x3,x4) & n_brush(x4) & n_train(x3) & n_worker(x1))
exists e1 p1 x1.(Recipient(e1,p1) & Topic(e1,x1) & v_use(e1) & exists e2 x2.(Theme(e2,x2) & Actor(e2,x1) & v_clean(e2) & n_train(x2)) & n_brush(x1))