A group of people are hiking along a grassy area.
People are hiking.
group of people are hiking is same as people are hiking
exists e1 s1 x1 x2 x3.(along(e1,x3) & n_area(x3) & a_grassy(s1) & Theme(s1,x3) & Actor(e1,x1) & v_hike(e1) & of(x1,x2) & n_people(x2) & n_group(x1))
exists e1 x1.(Actor(e1,x1) & v_hike(e1) & n_people(x1))