People rollerblading and riding their bikes down a busy street.
People sit in a cafe eating cheerios.
There can be either people who are rollerblading and riding their bikes or people who are eating.
exists e1 e2 s1 x1 x2 x3 x4.(down(e2,x4) & n_street(x4) & a_busy(s1) & Theme(s1,x4) & Theme(e2,x3) & Actor(e2,x2) & v_ride(e2) & n_bike(x3) & of(x3,x1) & n_thing(x1) & n_people(x2) & Actor(e1,x1) & v_rollerblade(e1) & n_people(x1))
exists e1 x1 x2 x3 x4.(in(e1,x2) & n_cheerio(x2) & of(x2,x4) & n_eating(x4) & of(x2,x3) & n_cafe(x3) & Actor(e1,x1) & v_sit(e1) & n_people(x1))