Plants are growing in a planter box.
There are many different plants growing inside the box
Plants may not always refer to different plants.
exists e1 x1 x2 x3.(in(e1,x2) & n_box(x2) & of(x2,x3) & n_planter(x3) & Actor(e1,x1) & v_grow(e1) & n_plant(x1))
exists p1 x1 x3 x5.(n_box(x5) & n_plant(x3) & exists e1 x2 x4.((x1 = x2) & inside(e1,x5) & Actor(e1,x4) & v_grow(e1) & (x2 = x4) & -(x2 = x3) & n_plant(x2) & n_quantity(x2)))