A lady and her son playing outside in the winter.
A lady and her son are outdoors.
Playing outside means being outdoors.
exists e1 s1 x1 x2 x3 x4 x5.(n_winter(x5) & a_topic(s1) & subset_of(x2,s1) & in(e1,x5) & Theme(e1,x4) & Actor(e1,x3) & v_play(e1) & n_outside(x4) & (x2 = x3) & n_son(x2) & of(x2,x1) & n_female(x1) & subset_of(x1,s1) & n_lady(x1))
exists p1 x1 x2 x3.(exists x4.((x1 = x4) & n_outdoors(x4)) & subset_of(x3,x1) & n_son(x3) & of(x3,x2) & n_female(x2) & subset_of(x2,x1) & n_lady(x2))