A mom is helping her son to Rollerblade.
A mother is with her son.
If someone is helping her son she is with her son
exists e1 x1 x2 x3.(ne_geo_rollerblade(x3) & to(e1,x3) & Theme(e1,x2) & Actor(e1,x1) & v_help(e1) & n_son(x2) & of(x2,x1) & n_female(x1) & n_mom(x1))
exists p1 x1 x2.(with(x1,x2) & n_son(x2) & of(x2,x1) & n_female(x1) & n_mother(x1))