A girl does a cartwheel in the street while people watch from the sidewalk.
There are people outside.
A girl and people are on the street and sidewalk, which are outside.
exists e1 p1 x1 x2 x3 x5.(n_sidewalk(x5) & n_street(x3) & exists e2 x4.(from(e2,x5) & Actor(e2,x4) & v_watch(e2) & n_people(x4)) & while(e1,p1) & in(e1,x3) & Theme(e1,x2) & Actor(e1,x1) & v_do(e1) & n_cartwheel(x2) & n_girl(x1))
exists p1 s1 x1.(a_outside(s1) & Manner(p1,s1) & exists x2.((x1 = x2) & n_people(x2)))