A woman walks down a brick sidewalk at night.
A man opens a register.
It's either a man or a woman. It's not possible to walk down the sidewalk while opening a register at the same time.
exists e1 s1 x1 x2 x3 x4.(at(e1,x4) & n_night(x4) & a_down(s1) & Manner(e1,s1) & Theme(e1,x2) & Actor(e1,x1) & v_walk(e1) & n_sidewalk(x2) & of(x2,x3) & n_brick(x3) & n_woman(x1))
exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_open(e1) & n_register(x2) & n_man(x1))