A young boy works the soil in his yard.
A boy is burying a treasure.
Just because a boy works the soil in his yard does not mean he is burying treasure.
exists e1 s1 x1 x2 x3.(n_yard(x3) & of(x3,x2) & n_male(x2) & n_soil(x2) & Theme(e1,x2) & Actor(e1,x1) & v_work(e1) & in(x2,x3) & n_boy(x1) & a_young(s1) & Theme(s1,x1))
exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_bury(e1) & n_treasure(x2) & n_boy(x1))