People are gathered outside a building and yelling
People are quietly relaxing at the park.
People who are at the park cannot be outside a building, and if people are yelling they are not relaxing quietly.
exists e1 x1 x2 x3 x4.(outside(e1,x2) & n_yell(x4) & n_building(x3) & subset_of(x4,x2) & subset_of(x3,x2) & Theme(e1,x1) & v_gather(e1) & n_people(x1))
exists e1 s1 x1 x2.(n_park(x2) & a_quietly(s1) & Manner(e1,s1) & at(e1,x2) & Actor(e1,x1) & v_relax(e1) & n_people(x1))