A child rides down the snow in a tube.
A child is playing in the snow.
A child who rides down the snow in a tube is playing in the snow.
exists e1 s1 x1 x2 x3.(n_snow(x2) & in(e1,x3) & n_tube(x3) & a_down(s1) & Manner(e1,s1) & Theme(e1,x2) & Actor(e1,x1) & v_ride(e1) & n_child(x1))
exists e1 x1 x2.(n_snow(x2) & in(e1,x2) & Actor(e1,x1) & v_play(e1) & n_child(x1))