Man grooms a tree while a child helps him.
A woman tends to her garden.
There is either a man with a child or a woman.
exists e1 p1 x1 x2.(ne_nam_man(x1) & exists e2 x3.(Theme(e2,x2) & Actor(e2,x3) & v_help(e2) & n_child(x3)) & n_male(x2) & while(e1,p1) & Theme(e1,x2) & Actor(e1,x1) & v_groom(e1) & n_tree(x2))
exists e1 x1 x2.(to(e1,x2) & n_garden(x2) & of(x2,x1) & n_female(x1) & Actor(e1,x1) & v_tend(e1) & n_woman(x1))