People are walking by stores and window shopping.
The people are looting the stores.
People can't be walking by stores and looting the stores at the same time.
exists e1 x1 x2 x3 x4 x5.(by(e1,x2) & n_shopping(x4) & of(x4,x5) & n_window(x5) & n_store(x3) & subset_of(x4,x2) & subset_of(x3,x2) & Actor(e1,x1) & v_walk(e1) & n_people(x1))
exists e1 x1 x2.(n_store(x2) & n_people(x1) & Theme(e1,x2) & Actor(e1,x1) & v_loot(e1))