One person helping another person up to the top of a mound of sand underneath a cloudy sky.
Someone is pushing them down the hill
One person is either helping another up or pushing them down the hill; it is impossible to do both activities at the same time.
exists e1 s1 x1 x2 x3 x4 x5 x6 x7.(n_top(x4) & a_topic(x1) & underneath(e1,x7) & n_sky(x7) & a_cloudy(s1) & Theme(s1,x7) & to(e1,x4) & of(x4,x5) & of(x5,x6) & n_sand(x6) & n_mound(x5) & r_up(e1) & Theme(e1,x3) & Actor(e1,x2) & v_help(e1) & n_person(x3) & -(x3 = x1) & n_person(x1) & n_person(x1) & (x1 = x2) & card_eq_1(x1))
exists e1 s1 x1 x2 x3.(n_hill(x3) & n_thing(x2) & Time(e1,x3) & a_down(s1) & Manner(e1,s1) & Theme(e1,x2) & Actor(e1,x1) & v_push(e1) & n_person(x1))