A group of young people are planting something in the backyard, and the guy is preparing a hose for watering the plants.
The people are creating a community garden.
Just because people are planting something in the backyard it does not mean they are creating a community garden.
exists e2 e3 e1 s1 x1 x2 x3 x4 x5 x6 x7 x8.(n_plant(x8) & n_guy(x5) & n_backyard(x4) & Theme(e3,x6) & Actor(e3,x5) & v_prepare(e3) & Theme(e2,x8) & Actor(e2,x7) & v_water(e2) & (x6 = x7) & n_hose(x6) & Theme(e1,x3) & Actor(e1,x1) & v_plant(e1) & in(x3,x4) & n_thing(x3) & of(x1,x2) & n_people(x2) & a_young(s1) & Theme(s1,x2) & n_group(x1))
exists e1 x1 x2 x3.(n_people(x1) & Theme(e1,x2) & Actor(e1,x1) & v_create(e1) & n_garden(x2) & of(x2,x3) & n_community(x3))