A man selling food on the street at nighttime.
A man working at a food booth on the street.
A man selling food is definitely working at a food booth.
exists e1 x1 x2 x3 x4 x5.(n_street(x4) & a_topic(x1) & at(e1,x5) & n_nighttime(x5) & on(e1,x4) & Theme(e1,x3) & Actor(e1,x2) & v_sell(e1) & n_food(x3) & (x1 = x2) & n_man(x1))
exists e1 x1 x2 x3 x4 x5.(n_street(x5) & a_topic(x1) & at(e1,x3) & on(x3,x5) & n_booth(x3) & of(x3,x4) & n_food(x4) & Actor(e1,x2) & v_work(e1) & (x1 = x2) & n_man(x1))