Two people riding dirt-bikes in a somewhat wooded area.
The people are shopping at the mall
One cannot ride dirt-bikes in a wooded area at the same time as shopping at the mall.
exists e1 s1 x1 x2 x3 x4.(a_topic(x1) & in(e1,x4) & n_area(x4) & a_wooded(s1) & Theme(s1,x4) & r_somewhat(x4) & Theme(e1,x3) & Actor(e1,x2) & v_ride(e1) & n_dirt-bike(x3) & (x1 = x2) & n_people(x1) & card_eq_2(x1))
exists e1 x1 x2.(n_mall(x2) & n_people(x1) & at(e1,x2) & Actor(e1,x1) & v_shop(e1))