A man wearing a red t-shirt sweeps the sidewalk in front of a brick building.
A man is cleaning the sidewalk after a flood.
Just because a man is sweeping the sidewalk that does not mean he is cleaning the sidewalk after a flood.
exists e1 e2 s1 x1 x2 x3 x4 x5 x6 x7.(n_sidewalk(x4) & Theme(e2,x4) & Actor(e2,x1) & v_sweep(e2) & in(x4,x5) & of(x5,x6) & n_building(x6) & of(x6,x7) & n_brick(x7) & n_front(x5) & Theme(e1,x3) & Actor(e1,x2) & v_wear(e1) & n_t-shirt(x3) & a_red(s1) & Theme(s1,x3) & (x1 = x2) & n_man(x1))
exists e1 x1 x2 x3.(n_sidewalk(x2) & after(e1,x3) & n_flood(x3) & Theme(e1,x2) & Actor(e1,x1) & v_clean(e1) & n_man(x1))