Kids playing ball outside in front of building.
Kids are playing ball outside.
Front of the building implies that the kids are outside.
exists e1 x1 x2 x3 x4 x5.(a_topic(x1) & in(e1,x4) & of(x4,x5) & n_building(x5) & n_front(x4) & r_outside(e1) & Theme(e1,x3) & Actor(e1,x2) & v_play(e1) & n_ball(x3) & (x1 = x2) & n_kid(x1))
exists e1 s1 x1 x2.(a_outside(s1) & Manner(e1,s1) & Theme(e1,x2) & Actor(e1,x1) & v_play(e1) & n_ball(x2) & n_kid(x1))