Children wear soccer uniforms.
A young soccer team is playing in a tournament.
Just because a group of children are wearing soccer uniforms does not mean they are playing in a tournament.
exists e1 x1 x2 x3.(Theme(e1,x2) & Actor(e1,x1) & v_wear(e1) & n_uniform(x2) & of(x2,x3) & n_soccer(x3) & n_child(x1))
exists e1 s1 x1 x2 x3.(in(e1,x3) & n_tournament(x3) & Actor(e1,x1) & v_play(e1) & n_team(x1) & of(x1,x2) & n_soccer(x2) & a_young(s1) & Theme(s1,x1))