The children are playing basketball indoors.
Children are playing basketball.
The children almost the same as   Children
exists e1 x1 x2 x3.(n_child(x1) & Theme(e1,x2) & Actor(e1,x1) & v_play(e1) & n_indoor(x2) & of(x2,x3) & n_basketball(x3))
exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_play(e1) & n_basketball(x2) & n_child(x1))