Young individuals in uniforms are gathering under the flags of several different countries.
An international youth group meeting is about to begin.
Just because young individuals are in uniforms doesn't mean they are at an international youth group meeting.
exists e1 s1 s2 x1 x2 x3 x4 x5.(n_country(x5) & n_flag(x3) & under(e1,x3) & of(x3,x4) & -(x4 = x5) & n_country(x4) & a_several(s2) & Theme(s2,x4) & Actor(e1,x1) & v_gather(e1) & in(x1,x2) & n_uniform(x2) & n_individual(x1) & a_young(s1) & Theme(s1,x1))
exists p1 s1 s2 x1 x2 x3.(Topic(s2,p1) & Actor(s2,x1) & a_about(s2) & exists e1.(Actor(e1,x1) & v_begin(e1)) & n_meeting(x1) & of(x1,x3) & n_group(x3) & of(x1,x2) & n_youth(x2) & a_international(s1) & Theme(s1,x1))