Children resting and walking up many steps.
The kids are running through the town.
You cannot be resting and running at the same time.
exists e2 e1 s1 x1 x2 x3.(ne_nam_children(x1) & a_up(s1) & Manner(e2,s1) & Theme(e2,x3) & Actor(e2,x1) & v_walk(e2) & n_step(x3) & n_quantity(x3) & Theme(e1,x2) & Actor(e1,x1) & v_rest(e1) & n_step(x2) & n_quantity(x2))
exists e1 x1 x2.(n_town(x2) & n_kid(x1) & through(e1,x2) & Actor(e1,x1) & v_run(e1))