A woman has a display of lights while a little boy plays in the sand nearby.
The woman is dancing with the children.
They cannot be playing and dancing at the same time.
exists e1 p1 x1 x2 x3 x5.(n_sand(x5) & exists e2 s1 s2 x4.(a_nearby(s2) & Manner(e2,s2) & in(e2,x5) & Actor(e2,x4) & v_play(e2) & n_boy(x4) & a_little(s1) & Theme(s1,x4)) & while(e1,p1) & Theme(e1,x2) & Actor(e1,x1) & v_have(e1) & of(x2,x3) & n_light(x3) & n_display(x2) & n_woman(x1))
exists e1 x1 x2.(n_child(x2) & n_woman(x1) & with(e1,x2) & Actor(e1,x1) & v_dance(e1))