An old man cutting vegetables in the middle of a busy walkway.
The man is using shears.
A man cutting vegetables does not have to be using shears.
exists e1 s1 s2 x1 x2 x3 x4 x5.(n_middle(x4) & a_topic(x1) & in(e1,x4) & of(x4,x5) & n_walkway(x5) & a_busy(s2) & Theme(s2,x5) & Theme(e1,x3) & Actor(e1,x2) & v_cut(e1) & n_vegetable(x3) & (x1 = x2) & n_man(x1) & a_old(s1) & Theme(s1,x1))
exists e1 x1 x2.(n_man(x1) & Theme(e1,x2) & Actor(e1,x1) & v_use(e1) & n_shears(x2))